Cisco ASR 5000 series Product Overview
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Cisco ASR 5000 series Product Overview

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Summary of Contents for Cisco ASR 5000 series

  • Page 2 ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Cisco and the Cisco Logo are trademarks of Cisco Systems, Inc. and/or its affiliates in the U.S. and other countries. A listing of Cisco's trademarks can be found at www.cisco.com/go/trademarks.
  • Page 3 Product, Service and Feature Licenses ............59 Supported Product/License Quick Reference ......................60 Session Use and Feature Use Licenses ........................63 Session Use Licenses ............................63 Feature Use Licenses ............................64 Default Licenses ..............................66 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 4: Table Of Contents

    Channelized Line Card 2 (CLC2) ....................... 114 Standards Compliance ..........................118 General Application and Line Card Information....................120 Card Interlock Switch ............................120 Software Architecture ..................121 Understanding the Distributed Software Architecture ..................123 Software Tasks ..............................123 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 5 Enhanced Charging Service ........................160 Multi-host Support ............................160 How it Works .............................. 161 ASN Gateway in a WiMAX Network ........................163 Access Service Network (ASN) ........................164 Connectivity Service Network (CSN) ......................165 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 6 Object Management Group (OMG) Standards ....................217 ASN Paging Controller and Location Registry Overview ......219 Introduction ................................220 Description of PC/LR Support ........................222 Licenses ................................222 Paging and Location Update Procedures ......................222 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 7 Description ..............................255 IP Security (IPSec) ............................255 Description ..............................256 Traffic Policing and Rate Limiting ........................256 Description ..............................256 Intelligent Traffic Control ........................... 257 Dynamic RADIUS Extensions (Change of Authorization) ................258 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 8 Per APN Configuration to Swap out Gn to Gi APN in CDRs ................. 304 Port Insensitive Rule for Enhanced Charging Service..................304 Quality of Service Support ..........................305 RADIUS Support ............................305 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 9 Operating System Requirements ........................359 Supported Standards ............................. 360 Requests for Comments (RFCs) ........................360 Network Deployment Configurations ........................364 Standalone PDSN/FA and HA Deployments ....................364 Interface Descriptions ..........................364 Co-Located Deployments ..........................365 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 10 P-GW Selection (Discovery) ........................399 PPP VSNCP ..............................400 Congestion Control ............................. 400 IP Access Control Lists ..........................401 System Management Features ......................... 401 Management System ........................... 401 Bulk Statistics Support ..........................403 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 11 Simple IP and Simple IP Fallback ........................441 Simple IP Fallback Minimum Requirements ....................444 Features and Functionality - Base Software ......................445 PSC2 Support ..............................445 Duplicate Session Detection ..........................446 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 12 PDG/TTG Overview ..................473 Product Description .............................. 474 Summary of PDG/TTG Features and Functions ..................... 474 Product Specifications ............................475 Licenses ................................475 Hardware Requirements ..........................475 Platforms..............................475 Components ..............................475 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 13 PDN Gateway in the E-UTRAN/EPC Network ....................517 Supported Logical Network Interfaces (Reference Points) ................. 518 Features and Functionality - Base Software ......................523 Subscriber Session Management Features ....................... 523 IPv6 Capabilities ............................523 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 14 GTP PDN Gateway Call/Session Procedures in an LTE-SAE Network ............564 Subscriber-initiated Attach (initial) ......................564 Subscriber-initiated Detach ........................567 Supported Standards............................. 569 3GPP References ............................. 569 3GPP2 References ............................570 IETF References .............................. 570 Object Management Group (OMG) Standards ....................571 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 15 IPv4-IPv6 Interworking ........................... 597 IPv6 Support ..............................599 Session Recovery Support ..........................601 How the SCM Works ............................603 Admission and Routing ........................... 603 CSCF Access Control Lists ........................603 Translation Lists ............................603 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 16 Features and Functionality - External Application Support ................. 642 Web Element Management System ......................... 642 Features and Functionality - Optional Enhanced Feature Software ..............644 IP Security (IPSec) Encryption ........................644 Traffic Policing and Shaping ........................... 644 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 17 PDP Context Preservation ........................... 675 Charging ................................675 SGSN Call Detail Records (S-CDRs) ......................675 Mobility Call Detail Records (M-CDRs) ....................675 Short Message Service CDRs ........................676 Overcharging Protection ..........................676 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 18 Rater Package Model Files ......................... 713 Content Rating Rules Update Server ....................... 713 Master Content Rating Database Server (MCRDBS)..................714 ECS Storage System ............................714 RADIUS Server and Policy Manager ......................714 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 19 Diameter Accounting and Credit Control ......................753 Gx Interface Support ........................... 753 Gy Interface Support ........................... 754 Standard GGSN Call Detail Records (G-CDRs) ..................755 Enhanced GGSN Call Detail Records (eG-CDRs) ..................755 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 20 File Format Encoding for CDRs ......................... 791 Redundant Data File Support........................794 PSMON ................................794 Cluster Support in GSS ........................... 795 Cluster Components ............................795 Multiple Instance GSS ............................. 796 Monitoring of Disk Partitions .......................... 797 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 21 E-UTRAN EPC Network Components ......................847 eNodeB ............................... 848 Mobility Management Entity (MME) ......................848 Serving Gateway (S-GW) ........................... 849 PDN Gateway (P-GW) ..........................849 Product Description .............................. 850 Product Specification ............................853 Licenses ................................853 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 22 Subscriber Registration Setup Procedure ......................881 User-initiated Subscriber De-registration Setup Procedure ................ 883 Service Request Procedure ..........................884 User-initiated Service Request Procedure ....................884 Network-initiated Service Request Procedure .................... 886 Supported Standards............................. 887 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 23 Mid-session Firewall Policy Update ........................ 918 How it Works..............................918 Understanding Rules with Stateful Inspection ..................... 922 Connection State and State Table in Personal Stateful Firewall ..............922 Transport and Network Protocols and States ....................923 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 24 Ethernet 1000 Line Card/Quad Gigabit Ethernet Line Card (QGLC) SFPs ............ 958 QGLC/1000Base-SX ..........................958 QGLC/1000Base-LX Interface ........................959 RJ-45 SFP Interface ............................ 960 10 Gigabit Ethernet Line Card (XGLC) SFP+ ....................961 XGLC 10GBase-SR ........................... 961 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 25 Environmental Information ..........................974 Storage Temperature and Humidity ......................... 974 Operating Temperature and Humidity ......................974 Altitude Operations ............................974 Supported Environmental Standards ....................... 974 Chassis Air Flow ............................. 975 Glossary ......................977 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 27: About This Guide

    About this Guide This document pertains to features and functionality that run on and/or that are related to the Cisco® ASR 5000 Chassis, formerly the Starent Networks ST40. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 28: Conventions Used

    Command Syntax Description Conventions Required keywords and variables are surrounded by grouped brackets. Required keywords and variables are those components that are required to be entered as part of the command syntax. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 29 (also known as a pipe filter). Pipe filters can be used in conjunction with required or optional keywords or variables. For example: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 30: Contacting Customer Support

    Use the information in this section to contact customer support. For New Customers: Refer to the support area of http://www.cisco.com for up-to-date product documentation or to submit a service request. A valid username and password is required to this site. Please contact your local sales or service representative for additional information.
  • Page 31 New In Release 10.0 This chapter provides information on the major features and functionality added to the software with this release. Topics covered in this chapter are: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 32: Common Features

    The HNB-GW is new in Release 10.0. With this release, Cisco Systems introduced Home-NodeB Gateway. The Home NodeB Gateway is the HNB network access concentrator used to connect the Home NodeBs (HNBs)/Femto Access Point (FAP) to access the UMTS network through HNB Access Network.

  • Page 33: License Keys

    Common Features ▀ Figure 1. HNB-GW Deployment in 3G UMTS Network For more information on this product, refer HNB Gateway in UMTS Networks chapter of this guide. License Keys Requires separate product license key. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 34 New In Release 10.0 ▀ Content Filtering in Release 10.0 Content Filtering in Release 10.0 This section in development. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 35 New In Release 10.0 ECS Features ▀ ECS Features This section in development. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 36 This section contains information on new 9.0 features that pertain to the HRPD Serving Gateway (HSGW) and the PDN Gateway (P-GW) supporting eHRPD network services. New HSGW Features This section in development. New P-GW Features This section in development. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 37 New In Release 10.0 ESS Features ▀ ESS Features This section in development. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 38 New In Release 10.0 ▀ GSS Features GSS Features This section in development. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 39 New In Release 10.0 HA Features ▀ HA Features This section in development. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 40 New In Release 10.0 ▀ inPilot Features inPilot Features This section in development. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 41 This section contains information on new 10.0 features that pertain to the PDN Gateway (P-GW), the Mobility Management Entity (MME) and the Serving Gateway (S-GW) supporting LTE/SAE network services. This section in development. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 42 New In Release 10.0 ▀ PDSN Features PDSN Features This section in development. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 43 New In Release 10.0 Peer-to-Peer Features ▀ Peer-to-Peer Features This section in development. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 44 To identify the next hop PSAP, E-CSCF interacts with the Location Retrieval Function (LRF). LRF provides the necessary routing information so that E-CSCF can route the request to the appropriate PSAP. E-CSCF Interfaces The following diagram shows the interfaces/reference points associated with the E-CSCF: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 45 If the S-CSCF does not support this feature, the HSS will not download identifiers of shared iFC sets. New Features and Functionality - Licensed Enhanced Feature Support Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 46 The following diagram shows the implementation where CSCF supports only IPv4. Figure 2. IPv4 Configuration With IPv6 support, the configuration supported would look like the following diagram. The DNS server could be either IPv4 or IPv6. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 47 Description Protocol (SDP); Stage 3 TS 29.214 Policy and charging control over Rx reference point TS 33.178 Security aspects of early IP Multimedia Subsystem (IMS) TS 33.978 Security aspects of early IP Multimedia Subsystem (IMS) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 48 New In Release 10.0 ▀ SCM Features ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 49 New In Release 10.0 SGSN Features ▀ SGSN Features This section in development. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 51 Chapter 1 Cisco® ASR 5000 Platforms Introduction Designed exclusively for the wireless industry, the Cisco® ASR 5000 Chassis provides an ultra-high density solution for deployment in wireless carrier and operator environments. The ASR 5000 is a high-performance, carrier-grade platform that offers industry-leading wireless data capacity while enabling numerous integrated applications for additional revenue generation.
  • Page 52 Hot swappable cards, allowing dynamic card replacement while the system is operational Load sharing, hot swappable - 48VDC power filters with redundant power circuitry throughout High Capacity Design Self-healing 320 Gbps packet-based Switch Fabric System Management Bus ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 53 Cisco® ASR 5000 Platforms Introduction Characteristics of the System ▀ 32 Gbps Control Bus 140 Gbps Redundancy Bus Operating System Linux™-based Application hosting capabilities Modular, distributed processing Robust development environment Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 54: Features And Benefits

    Provides a mobility solution for subscriber‘s with Mobile Nodes (MNs) that do not implement the Mobile IP protocol stack. Full Handover Support Compliance with 3GPP procedures for Mobility Management, Location Management, and Session Management ensure high volume, load-balancing, and successful handover. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 55 (optional licensed feature) level for AAA functionalityProvides AAA functionality to individual subscriber through realm (domain) APN Adjunct Compression Server Reduces network complexity and capital expenditure.Application based compression that helps conserve radio bandwidth resources. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 56 3GPP Release 6 and 7.Provide sufficient, uninterrupted, consistent, and licensed feature) seamless user experience to a roaming IMS subscriber for an application along with dynamic charging functionality for the particular IMS application used. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 57 Telnet and Secure Shell (SSH) protocolsRemote management features help manage and deploy large scale, carrier-class, highly available and very manageable, easily monitored networkContext- sensitive Help for all commands, keywords, and variables Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 59 Chapter 2 Product, Service and Feature Licenses This chapter provides information regarding Cisco Systems‘ licensed products, services, and features. The following sections are included: Supported Product_License Quick Reference Session Use and Feature Use Licenses Default Licenses Cisco ASR 5000 Series Product Overview ▄...
  • Page 60 Integrated Content Filtering PDSN Integrated Content Filtering GGSN Intelligent Traffic Control (ITC) ASN GW Intelligent Traffic control PDSN Interchassis Session Recovery GGSN Inter-Chassis Session Recovery IP Header Compression HSGW Robust Header Compression PDSN ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 61 ASN GW Per Subscriber Traffic Policing/Shaping GGSN HSGW PDSN P-GW S-GW PDSN Closed RP PDSN PDSN Closed RP PCF Monitoring PDSN PCF/BS Monitoring Per Subscriber Stateful Firewall PDSN Per Subscriber Stateful Firewall GGSN Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 62 VLANs ASN GW Layer 2 Traffic Management GGSN HSGW IPSG PDIF PDSN P-GW SGSN S-GW WiMAX Paging Controller ASN GW WiMAX Paging Controller/Location Register PHS Paging Controller PHS GW PHS Paging Controller ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 63 Peer-to-Peer Detection Bundle 1k Sessions IP Services Gateway PDIF-Service (Includes IPSec, FA, and RADIUS AAA Server Groups) Access Service Network Gateway (ASN GW) (Includes FA, DHCP, Proxy MIP and RADIUS AAA Server Groups) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 64 Dynamic Mobile IP Key Update SIP Application Serve External Service Steering 3GPP2 Always-On RP Extensions Robust Header Compression (ROHC) MIP NAT Traversal IS-835C Prepaid Bundle (Includes Change of Authorization, Destination Based Accounting, and Prepaid Accounting) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 65 SPCs match, and the session use license for the system would still be valid. However, unmatched keys would result in a loss of redundancy for all license-enabled session use and features should the remaining SPC/SMC that possesses the correctly matched license fail. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 66 The following shows the license information for a system with no license key installed. Notice that the session use licenses for PDSN, HA, GGSN, and L2TP LNS are limited to 10,000 sessions. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 67 Product, Service and Feature Licenses Default Licenses ▀ Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 69: Asr 5000 Hardware Platform Overview

    Chapter 3 ASR 5000 Hardware Platform Overview This chapter provides information on the hardware components that comprise the ASR 5000. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 70: Chassis Configurations

    Gigabit Ethernet Line Card 28** (GELC) Quad Gigabit Ethernet Line Card 28** (QGLC) 10 Gigabit Ethernet Line Card 14*** (XGLC) Optical Line Card (OLC) SGSN only 28** Optical Line Card 2 (OLC2) SGSN only 28** ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 71 17 to 32 and 33 to 48, regardless of the number of installed XGLCs. Figure 5. Chassis Components (front and rear views) This diagram shows exploded views of the front and rear chassis components. They are described below: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 72 Power Filter Units (PFUs): Each of the system‘s two PFUs provides -48 VDC power to the chassis and its associated cards. Each load-sharing PFU operates independently of the other to ensure maximum power feed redundancy. Refer to the Power Filter Units section for more information. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 73: Slot Numbering

    16 lower) for line cards. Figure 6. Front Slot Numbering Scheme for Application Cards The rear of the chassis features a half-slot design that supports up to 32 line cards: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 74: Rear Slot Numbering For Half-Height Line Cards

    For lower rear slot numbers, add 32. Again, a redundant line card for an application card in Slot 1 would be (Slot 1 + 32 = Slot 33). Slot 33 is the lower right-most slot on the rear of the chassis, also behind Slot 1. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 75: Mounting Options

    The midplane also contains two separate -48 VDC busses (not shown) that distribute redundant power to each card within the chassis. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 76: Gbps Switch Fabric

    System Management Card (SMC), this IP-based, or packetized, switch fabric provides a transport path for user data throughout the system. The 320 Gbps switch fabric establishes inter-card communication between the SMC(s) and other application cards within the chassis, and their respective line cards. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 77: System Management Bus

    280 Gbps Redundancy Bus The Redundancy Bus consists of multiple, full-duplex serial links providing packet processing card-to-line card redundancy through the chassis‘ Redundancy Crossbar Cards (RCCs) as shown below. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 78 Each serial link facilitates up to 5 Gbps symbol rate, equivalent to 4 Gbps of user data traffic, in each direction. Therefore, the Redundancy Bus provides 140 Gbps symbol rate (112 Gbps user data) of throughput per RCC, 280 Gbps symbol rate (224 Gbps user data) total for both. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 79: Oc-48 Tdm Bus

    SPIO experiencing a failure to the redundant SPIO. While it is recommended that an SPIO is installed directly behind its corresponding SMC, this bus allows either SMC to utilize either SPIO. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 80: Power Filter Units

    PF. Figure 10. Power Filter Unit Table 6. Power Filter Unit Component Descriptions Item Description Plastic terminal cover VDC (-48 VDC input terminals) RTN (voltage return terminals) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 81 ASR 5000 Hardware Platform Overview Power Filter Units ▀ Item Description Power filter unit handle Circuit breaker (On/Off) rated at 165A Power LED (See Replacing the Chassis‘ Power Filter Unit for details.) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 82: Fan Tray Assemblies

    The lower fan tray assembly contains multiple fans and pulls air into the chassis from the lower front and sides of the chassis. The air is then pushed upward across the various cards and midplane within the chassis to support vertical convection cooling. Figure 11. Lower Fan Tray Assembly ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 83: Air Filter Assembly

    This ensures that qualified service personnel can quickly replace the filter when needed. Upper Fan Tray The upper fan tray unit contains multiple fans that exhaust air from the upper rear and sides of the chassis. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 84: Chassis Airflow

    Airflow within the chassis is designed per Telcordia recommendations to ensure the proper vertical convection cooling of the system. Detailed information is located in the Chassis Air Flow section in Environmental Specifications chapter of this guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 85: Asr 5000 Application Cards

    Persistent storage via CompactFlash and PCMCIA cards (for field serviceability), and a hard disk drive for greater storage capabilities Internal gigabit Ethernet switch fabrics for management and control plane communication The front panel of the SMC and its major components is shown below: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 86 Interlock Switch —When pulled downward, the interlock switch notifies the system to safely power down card prior to removal. Card Level Status LEDs—Show the status of the card. (See Applying Power and Verifying Installation for definitions). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 87: Smc Raid Support

    Event logs at Warning level are generated for important abnormal cases: Overwriting a valid or invalid disk partition, RAID image, and file system RAID construction in progress and possible failure Low disk space Files deleted to free up disk space Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 88: Packet Processing Cards: Psc, Psc2, And Ppc

    Recalculates checksums Maintains statistics Manages both external line card ports and the internal connections to the data and control fabrics The following sections describe the differences between the PSC and PSC2 cards. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 89: Packet Services Card (Psc) Description

    The front panel of the PSC and its major components is shown below: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 90 Interlock Switch—When pulled downward, the interlock switch notifies the system to safely power down card prior to removal. Card Level Status LEDs—Show the current status of the card. (See Applying Power and Verifying Installation for definitions.) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 91: Packet Services Card 2 (Psc2) Description

    PSC2 is redundant with PSC, as long as there is no IPSec and the PSC2 is operating in the compatibility mode. ICSR is not supported between a chassis using PSC2s and a chassis using PSCs or PPCs due to the different capabilities of the two chassis. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 92: Capacity

    3 million SAU and 6 million PDP contexts 2 million PDSN sessions 6 million HA sessions Power Estimate 325W Maximum The front panel of the PSC2 and its major components is shown below: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 93 Interlock Switch—When pulled downward, the interlock switch notifies the system to safely power down card prior to removal. Card Level Status LEDs—Show the current status of the card. (See Applying Power and Verifying Installation for definitions) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 94: Packet Processor Card (Ppc) Description

    3 million SAU and 6 million PDP contexts 2 million PDSN sessions 6 million HA sessions Power Estimate 325W Maximum The front panel of the PPC and its major components is shown below: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 95 Interlock Switch—When pulled downward, the interlock switch notifies the system to safely power down card prior to removal. Card Level Status LEDs—Show the current status of the card. (See Applying Power and Verifying Installation for definitions) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 96: Asr 5000 Line Cards

    8 fails, the redundant SMC in slot 9 becomes active and works with the SPIO in slot 24. If the SPIO in slot 24 should fail, the redundant SPIO in slot 25 takes over. The following shows the panel of the SPIO card, its interfaces, and other major components. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 97 Interlock Switch—When pulled downward, the interlock switch notifies the system to safely power down card prior to removal. Card Level Status LEDs—Show the status of the card. See the Applying Power and Verifying Installation for definitions. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 98: Console Port

    The console uses an RS-232 serial communications port to provide local management access to the command line interface (CLI). A 9-pin-to-RJ-45 console cable is supplied with each SPIO card. The console cable must provide carrier-detect when attached in a null modem configuration. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 99: Bits Timing

    The RCC located in slot 40 supports line cards in slots 17 through 23 and 26 through 32 (upper rear slots). The RCC in slot 41 supports line cards in slots 33 through 39 and 42 through 48 (lower rear slots): Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 100 Interlock Switch—When pulled downward, the interlock switch notifies the system to safely power down card prior to removal. Card Level Status LEDs—Show the status of the card. (See Applying Power and Verifying Installation for definitions). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 101: Ethernet 10/100 Line Card

    (those operating in Standby mode). The following shows the panel of the Ethernet 10/100 line card, identifying its interfaces and major components: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 102 Card Level Status LEDs—Show the status of the card. (See Applying Power and Verifying Installation for definitions). RJ-45 10/100 Ethernet Interfaces—Eight auto-sensing RJ-45 interfaces for R-P interface connectivity, carrying user data. Ports are numbered 1 through 8 from top to bottom. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 103: Ethernet 1000 (Gigabit Ethernet) Line Cards

    (those operating in Standby mode). The following shows the panel of the Ethernet 1000 line card with the fiber connector, identifying its interfaces and major components. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 104: Quad Gigabit Ethernet Line Card

    There are several different versions of Small Form-factor Pluggable (SFP) modules available: Table 16. SFP Modules Supported by the QGLC Module Card Interface Type Cable Specifications Type Identification ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 105 They are not required behind any redundant packet processing cards (those operating in Standby mode). The following shows the front panel of the QGLC, identifying its interfaces and major components: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 106: Gigabit Ethernet Line Card

    The 10 Gigabit Ethernet Line Card is commonly referred to as the XGLC. The XGLC supports higher speed connections to packet core equipment, increases effective throughput between the ASR 5000 and the packet core network, and reduces the number of physical ports needed on the ASR 5000. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 107 The configuration for the lower-numbered stop slot retains all other configuration settings. If you install non-XGLC cards in the slots, you may bring them back online. Table 18. SFP Modules Supported by the XGLC Module Type Card Interface Type Cable Specifications Identification Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 108 BE SURE TO KEEP COVER ON INTERFACE WHEN NOT IN USE. Important: Disposal of this product should be performed in accordance with all national laws and regulations. The following shows the front panel of the XGLC, identifying its interfaces and major components: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 109 Interlock Switch—When pulled downward, the interlock switch notifies system to safely power down card prior to removal. Card Level Status LEDs—Show the status of the card. (See Applying Power and Verifying Installation for definitions) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 110: Optical Line Cards (Olc And Olc2)

    Fiber Types: Single-mode optical Fiber connector fiber Wavelength: 1310 nm Core Size: 9 micrometers Cladding Diameter: 125 micrometers Range: Intermediate/21 kilometers Attenuation: 0.25 dB/KM Min/Max Tx Power: -15 dBm/-8 Rx Sensitivity: -28 dBm ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 111 Optical (ATM) Line Card in slots 17 through 23, 26 through 39, and 42 through 48. The following figures show the panel of the OLC and OLC2 Optical (ATM) Line Cards, indicating their ports and major components. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 112 ASR 5000 Hardware Platform Overview ▀ ASR 5000 Line Cards Figure 24. OLC Optical (ATM) Line Card ATM/POS OC-3 xxxx ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 113 Card Level Status LEDs—Show the status of the card. See the Applying Power and Verifying Installation for definitions. Port connectors—Fiber LC duplex female connector. Port Level Status LEDs—Show the status of a port. See the Applying Power and Verifying Installation for definitions. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 114: Channelized Line Cards (Clc And Clc2)

    In North America, the card supplies ANSI SONET STS-3 (optical OC-3) signaling. In Europe, the card supplies SDH STM-1 (optical OC-3). The transmission rate for the card is 155.52 Mb/s with 336 SONET channels supplying T1 and 252 SDH channels supplying E1. The CLC2 is RoHs 6/6 compliant. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 115 Line Cards in slots 17 through 23, 26 through 39, and 42 through 48. The following figures show the panel of the CLC and CLC2 Channelized Line Cards, identifying their interfaces and major components. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 116 ASR 5000 Hardware Platform Overview ▀ ASR 5000 Line Cards Figure 26. CLC Channelized Line Card STM-1 OC-3 xxxx ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 117 Card Level Status LEDs—Show the status of the card. See the Applying Power and Verifying Installation for definitions. Port connectors—Fiber LC duplex female connector. Port Level Status LEDs—Show the status of a port. See the Applying Power and Verifying Installation for definitions. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 118: Standards Compliance

    ITU-T - Recommendation G.823, -The Control of Jitter and Wander within Digital Networks which are based on the 2048 kbit/s Hierarchy, March 2000. ITU-T - Recommendation G.824 The Control of Jitter and Wander within Digital Networks which are based on the 1544 kbit/s Hierarchy, March 2000. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 119 Frame Relay Forum - FRF 2.1 - Frame Relay Network-to-Network Interface (NNI). Frame Relay Forum - FRF 5.0 - Network Interworking. Frame Relay Forum - FRF 8.1 - Service Interworking. Frame Relay Forum - FRF 12.0 - Frame Relay Fragmentation. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 120: General Application And Line Card Information

    The following shows an exploded view of how the card interlock switch works in conjunction with the ejector lever. Figure 28. Card Interlock Switch in the Lever Locked Position ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 121: Software Architecture

    As network requirements grow and call models change, hardware resources can be added to accommodate processes, such as encryption, packet filtering, etc., that require more processing Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 122 The system can be fully virtualized to support multiple logical instances of each service. This eliminates the possibility of any one domain disrupting operations for all users in the event of a failure. Further, multiple context support allows operators to assign duplicate/overlapping IP address ranges in different contexts. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 123: Understanding The Distributed Software Architecture

    In addition to the CPs, the processing cards also have a high-speed Network Processor Unit (NPU) used for enhanced IP forwarding. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 124: Subsystems

    Network Processing Unit (NPU) Subsystem: The NPU subsystem is responsible for the following: ―Fast-path‖ processing of frames using hardware classifiers to determine each packet‘s processing requirements Receiving and transmitting user data frames to/from various physical interfaces ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 125 Session Controller task serves as an integrated control node to regulate and monitor each of the Managers and to communicate with the other active subsystems. This subsystem also manages all specialized user data processing, such as for payload transformation, filtering, statistics collection, policing, and scheduling. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 127: Redundancy And Availability Features

    Every minute of downtime and every dropped session represents lost revenue to the wireless operator resulting in potential customer loss and reduced profitability. With this understanding, we have developed a system that exceeds the availability features found in the majority of today's wireless and wireline access devices. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 128: Service Availability Features

    Redundancy Crossbar Card (RCC) for processor-card-to-line card failover using the 280 Gbps Redundancy Bus Self-healing redundant 320 Gbps switching fabric Redundant 32 Gbps Control Bus Redundant Power Filter Units (PFUs) Hot-swappable cards, allowing dynamic replacement while the system is operational ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 129: Hardware Redundancy Configuration

    Figure 30. Recommended Redundant Configuration for Data Services - Front View Upper Fan Tray Assembly Active Processor Active Processor Cards Cards Lower Fan Tray Assembly and Particulate Air Filter Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 130: Maintenance And Failure Scenarios

    Scenario Data Data Packets Transactions Traffic SMC - Tasks are switched No impact No impact No impact No impact < 1 sec. Interrupt Planned over to standby maintenance SMC. SPIO remains active. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 131 Other affected and mobile nodes will tasks are restarted on processing card retransmit requests) standby card. Network (user application connection is maintained will retransmit on existing LC via RCC. data) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 132: Software Assurance Features

    The following table shows various software process failure situations involving the SMC and SPIO cards, provides impact analysis (if any), and explains how each situation is resolved using rapid failure detection techniques found in the system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 133: Session Recovery Feature

    Session Recovery Feature This licensed software feature performs an automatic recovery of all fully established subscriber sessions should a session manager task failure occur. This functionality is available for the following call types: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 134: Interchassis Session Recovery

    BGP peer monitoring. BGP routing must be enabled. Interchassis Session Redundancy is currently supported on chassis configured for GGSN service or HA services in support of Mobile IP and Proxy Mobile IP session types. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 135: Mean Time Between Failure And System Availability

    Ethernet 1000 Card (GELC) 396,715 45.29 2.52 600-00-1112 Power Filter Unit (165A) 967,118 110.40 1.03 600-00-1104 Fan Tray Unit - Lower 70,517 8.05 19.51 600-00-1103 Fan Blower Unit - Upper 120,178 13.72 18.72 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 136: System Availability

    Mean Time To Repair (MTTR) is the amount of time needed to repair a component, recover the system, or otherwise restore service after a failure. System availability calculations are based on the industry standard of four hours. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 137: Spare Component Recommendations

    Switch Processor I/O Card (SPIO) Redundancy Crossbar Card (RCC) Ethernet 10/100 Line Card (FELC) Gigabit Ethernet Line Card (GELC) Power Filter Unit (165A) Upper Fan Tray Unit Lower Fan Tray Unit Particulate Air Filter Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 139: Management System Overview

    Can be easily integrated with higher-level network, service, and business layer applications using the Object Management Group‘s (OMG‘s) Interface Definition Language (IDL) The following figure demonstrates these various element management options and how they can be utilized within the wireless carrier network. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 140 Overview information about each of these methods follows. For detailed information, please see the System Administration and Configuration Reference, the Web Element Manager Getting Started Guide, or the Web Element Manager‘s robust Help system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 141: Out-Of-Band Management

    By using the local context as the separate management context, network operations personnel are able to utilize their own RADIUS services for management authentication and accounting, further maintaining the separation of user and management data. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 142: Command Line Interface

    CLI auto-pagination, improving the readability of command output displays Complete command history features, allowing users to review all commands previously entered during current session, and EMACS-style command line manipulation features increasing CLI usability ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 143 Command Line Interface ▀ Interactive, context-sensitive Help, providing two levels of help for CLI commands, keywords, and variables For more detailed information, reference Command Line Interface Overview chapter in the System Administration and Configuration Reference. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 144: Web Element Manager Application

    The Secure Sockets Layer (SSL) protocol can be used to encrypt management data traffic between the client and the server. The following figure shows the Web Element Manager application's topology window. Figure 34. Web Element Manager Topology Window ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 145 In addition to its element management capabilities, the Web Element Manager can be integrated with higher-layer network, service, and business management applications using its northbound CORBA interface. For more information on Web Element Manager application, refer Web Element Manager Overview section. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 147: Asn Gateway Overview

    Proxy-Mobile Internet Protocol (P-MIP) client Mobile IP Foreign Agent (MIP FA) protocol Data path function Context server function Handover relay function WiMax NSP-ID functionality Creation, modification, and deletion of pre-provisioned/dynamic service flows Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 148: Asn Mobility Management

    CSN of an external enterprise or ISP network. In either case, the ASN Gateway/foreign agent terminates the mobile subscriber‘s call session and then routes the subscriber‘s data to and from the appropriate home agent. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 149: Profile Management

    In addition, the ASN Gateway maintains a context for the mobile subscriber and the base station. Each subscriber‘s context contains the subscriber‘s profile and security context, and the characteristics of the subscriber‘s mobile device. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 150: Inter-Asn Handovers

    If there is any download traffic, ASN Gateway requests the PC to trigger paging. During active operation, location information is also updated as the mobile subscriber moves to a new base station. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 151: Supported Features

    The ASN-GW includes a DHCP proxy/server/relay that interacts with the DHCP client function on the access device. In a Simple IP usage model, the DHCP server allocates dynamic addresses from a local address pool or fetches static Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 152: Asn Gateway Micro-Mobility

    Controlled handovers may be triggered by the mobile access device or the serving base station as a congestion overload control mechanism. Controlled handovers and associated data path pre-registrations minimize the impact on performance to a greater extent than uncontrolled handovers and significantly reduce datapath outages. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 153: Wimax R4 Inter-Asn Mobility Management

    RAN suppliers. Important: Support for this function requires the HA feature license key. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 154: Proxy Mobile Ipv4 (Pmipv4)

    EAP client on the subscriber access device and EAP server on the AAA. The ASN Gateway triggers an EAP-identity request to the subscriber device. The subscriber device responds with an ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 155: Supported Radius Methods

    EAP-Authentication and Key Agreement (EAP-AKA) EAP-AKA uses symmetric cryptography based on pre-shared private client/server keys and challenge-response mechanisms similar to other EAP methods. It verifies credentials for users of Removable User Identity Modules (R- UIMs). Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 156: Supported Diameter Methods

    Clients can communicate directly to a home AAA server or be proxied through a visited network‘s AAA server. The following figure shows a typical prepaid network topology. Figure 37. Prepaid Network Topology Home Prepaid Server IP Network WiMAX Prepaid User Home Agent ASN Gateway WiMAX Base (HA) Prepaid Client Station ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 157: Volume And Duration-Based Prepaid Accounting

    You can then apply the resulting policy actions through policy maps and policy groups. The detection and programming of the local policy engine can alternatively be triggered on network access at the ASN Gateway as it retrieves QoS profiles for each authenticated user. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 158: Hotlining/Dynamic Radius Attributes

    Within a WiMAX ASN, QoS enforcement is administered by the Service Flow Authorization (SFA) component in the ASN Gateway (also referred to as Anchor Policy Charging Enforcement Function, or A-PCEF). SFA provides traffic management and QoS policy management for subscriber service flows. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 159: Asn Gateway Intra-Chassis Session Recovery

    Radio Access Network to re-register large blocks of simultaneous users. It also minimizes the likelihood of revenue leakage due to the failure of network elements. This feature requires a feature license key for ASN Gateway session recovery. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 160: Supported Inline Services

    Multi Host Support in WiMAX Network The WiMAX ASN Gateway allows each WiMAX MS (identified by its 6-byte MSID) to be assigned a single IP address. IP accounting is maintained for the IP address. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 161: How It Works

    ASN Gateway. This means the primary IP address must be in use and in lease for the session to continue in Connected state. When the Primary IP address is released, the ASN Gateway session is terminated and all IP addresses are freed. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 162 ASN Gateway Overview ▀ Supported Features The auxiliary IP addresses can be assigned and freed any time during the call via DHCP messages. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 163: Asn Gateway In A Wimax Network

    Connectivity Service Network (CSN) Home Agent (HA) Enterprise WiMAX SS/MS ASN Gateway WiMAX Base Station Internet WiMAX SS/MS ASN Gateway Acess Service Network (ASN) Another CSN Authorization Authentication, and Accounting Another ASN (AAA) Server Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 164: Access Service Network (Asn)

    The ASN consists of at least one instance of a base station and at least one instance of an ASN Gateway (ASN Gateway). An ASN may be shared by more than one Connectivity Service Networks (CSN). The ASN decomposition with Network Reference Model (NRM) is shown in the following figure. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 165: Connectivity Service Network (Csn)

    Internet access AAA proxy or server Policy and admission control based on user subscription profiles ASN-CSN tunneling support, WiMAX subscriber billing and inter-operator settlement Inter-CSN tunneling for roaming Inter-ASN mobility Home agent Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 166: Wimax Reference Points And Interfaces

    R6. The decomposition of the ASN functions using the R7 protocols is optional. Important: To provide high throughput and high density call processing, the ASN Gateway integrates both the Decision Point and Enforcement Point functions. Therefore, the R7 reference point is not exposed. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 167: Message Relay In Asn

    The ASN Gateway supports ASN Profile-C functionality. Form more information on supported features and functionality, refer to the Supported Feature section. The following figure shows the mapping of functional entities in an ASN Gateway for Profile-C. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 168 Functional view of ASN Gateway Profile-C ASN Gateway Paging Controller Location Register Key Distributor Data Path Function DHCP Proxy/Relay Context Function Service Flow P-MIP Client Authorization MIP Foreign Agent AAA Client (MIP-FA) Authenticator ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 169: Wimax Network Deployment Configurations

    The economies of scale presented in this configuration example provide both improved session handling and reduced cost in deploying a WiMAX data network. The following figure shows an example of a co-located deployment. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 170 Figure 43. Co-located ASN Gateway/FA and HA Network Deployment Configuration Example Carrier 1 Network Foreign Home IP Network WiMAX Combined ASN GW/FA and HA Internet or PDN ASN GW/FA WiMAX Carrier 2 Network ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 171: Asn Call Procedure Flows

    In this session the ASN Gateway service IP address is the R6 and R4 tunnel endpoint and handles both R6 and R4 traffic. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 172: Non-Anchor Asn Gateway

    A non-anchor session is created upon receiving an R6 Data Path Registration Request from the target base station. Note that the non-anchor ASN Gateway session is identified by MSID only. This non-anchor ASN Gateway does NOT know ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 173: Initial Network Entry And Data Path Establishment Without Authentication

    Initial Network Entry and Data Path Establishment without Authentication This section describes the procedure of initial entry and data session establishment for a WiMAX subscriber station (SS) or MS without authentication by ASN Gateway. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 174 ASN Gateway Overview ▀ ASN Call Procedure Flows Figure 44. Initial Network Entry and Data Session Establishment without Authentication Call Flow ASN-GW/ CSN/PDN/ MS/SS ASN BS Authenticator Internet DATA ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 175: Initial Network Entry And Data Path Establishment With Authentication (Single Eap)

    The following figure provides a high-level view of the steps involved for initial network entry of an SS/MS with EAP authentication and data link establishment. The following table explains each step in detail. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 176 MS performs initial ranging with the BS. Ranging is a process by which an MS becomes time aligned with the BS. The MS is synchronized with the BS at the successful completion of ranging and is ready to set up a connection. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 177: Unexpected Network Re-Entry

    Accept the new call if the original call is in any state past the pre-attachment phase and the pre-attachment request of the new call comes from the same BS. Drop the original call in favor of new call. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 178: Ms Triggered Network Exit

    ▀ ASN Call Procedure Flows To disable this default behavior use the command in the ASN Gateway Service Configuration Mode. For more information regarding this command, refer to the Cisco Systems Command Line Interface Reference. MS Triggered Network Exit This section describes the procedure of MS Triggered network exit for a WiMAX Subscriber Station (SS) or MS in normal mode.

  • Page 179: Network Triggered Network Exit

    The following figure provides a high-level view of the steps involved for a network-triggered network exit of an SS/MS in normal mode. The following table explains each step in detail. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 180 IP session for DHCP/MIP release starts between MS and network entities. MS sends DREG_REQ to ASN BS with De-Registration_Request_Code=0x02. ASN BS sends Path_Dereg_Req message to ASN Gateway. ASN Gateway/FA and HA starts MIP release procedure. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 181: Intra-Asn Gateway Handover

    This section describes the procedure for an uncontrolled intra-anchor ASN Gateway handover for a WiMAX Subscriber The following figure provides a high-level view of the steps involved in an intra-anchor ASN Gateway uncontrolled handover of an SS/MS. The following table explains each step in detail. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 182 Description MS sends RNG-REQ message to target ASN BS. Target ASN BS sends Context-Request message to anchor ASN Gateway for this MS. Anchor ASN Gateway forwards Context-Request message to serving ASN BS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 183: Intra-Anchor Asn Gateway Controlled Handover

    This is the initial phase for a controlled handover between two BSs. The following figure and table describe the call flow for the steps involved in an uncontrolled intra-ASN Gateway handover preparation phase between two BSs. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 184 Serving BS sends HO_Ack message to the target BS and HO preparation phase is completed HO Action Phase The following figure and table describe the call flow for the steps involved in uncontrolled intra-ASN Gateway handover action phase between two BSs. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 185 Data Path Established Mob_Ho_Ind HO-Conf R8_HO_Req_Timer HO-Ack MAC_Context-Req MAC_Context-Req MAC_Context-Rep MAC_Context-Rep Auth_Context-Req Auth_Context-Rep RNG-Req Network Re-entry Completion DP_Reg-Req DP_Reg-Rsp DP_Reg-Ack R6 DP Established Key_Count-Update Key_Count-Ack Data Path Established 16 (DP De-registration Process) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 186 This is the initial phase for a controlled handover between two BSs. The following figure and table describe the call flow for the steps involved in uncontrolled intra-ASN Gateway handover preparation phase between two BSs. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 187 Serving BS sends HO_Ack message to the target BS and HO preparation phase is completed. HO Action Phase The following figure and table describe the call flow for the steps involved in an uncontrolled intra-ASN Gateway handover action phase between two BSs. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 188 Key_Count-Update Key_Count-Ack Data Path Established 16 (DP De-registration Process) Table 37. BS initiated Uncontrolled Intra-ASN Gateway Handover Action Phase Description Step Description Handover preparation phase is completed and data path is established. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 189: Inter-Asn Gateway Handover

    Not all features are supported on all platforms. Controlled Anchor ASN Gateway to Non-Anchor ASN Gateway Handover Controlled Non-Anchor ASN Gateway to Anchor ASN Gateway Handover Controlled Non-Anchor ASN Gateway to Non-Anchor ASN Gateway Handover Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 190: Asn Gateway Function For Handovers

    An ASN Gateway configured for inter-ASN Gateway handovers requires the following functionality to support the handover via an R4 interface. The following figure provides a high-level view of the components and functions distribution in ASN Gateway. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 191: Controlled Anchor Asn Gateway To Non-Anchor Asn Gateway Handover

    HO Confirm, and HO Complete messages in a stateless fashion. The gateway keeps the statistics of the different types of messages it has relayed. Retransmission of these messages is handled by the BS. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 192 The following figure and table provides a high-level view of the steps involved during the preparation phase of a controlled inter-ASN Gateway handover of an SS/MS from an anchored gateway to a non-anchored gateway. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 193 Anchor ASN Gateway sends a Context-Report message to the target non-anchor ASN Gateway. Target non-anchor ASN Gateway forwards the Context-Report message to the target ASN BS. Target ASN BS sends a Path Pre-Registration Request message to the target non-anchor ASN Gateway. Pre-registration is optional. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 194 The following figure and table provides a high-level view of the steps involved during the action phase of a controlled inter-ASN Gateway handover of an SS/MS from an anchored gateway to a non-anchored gateway. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 195 Anchor ASN Gateway sends a Path Registration Response message to the target non-anchor ANS GW. Target non-anchor ASN Gateway forwards the Path Registration Response message to the target ASN BS. Target ASN BS sends a Path Registration Acknowledge message to the target non-anchor ASN Gateway. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 196: Uncontrolled Anchor Asn Gateway To Non-Anchor Asn Gateway Handover

    Uncontrolled Anchor ASN Gateway to Non-Anchor ASN Gateway Handover The following figure and table provides a high-level view of the steps involved in an uncontrolled inter-ASN Gateway handover of an SS/MS from an anchored gateway to a non-anchored gateway. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 197 Target ASN BS sends Context-Request message to target non-anchor ASN Gateway. Target non-anchor ASN Gateway forwards Context-Request message to anchor ASN Gateway. Anchor ASN Gateway sends Context-Report message with MS context information to target non-anchor ASN Gateway. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 198: Radius-Based Prepaid Accounting For Wimax

    Obtaining More Quota after the Quota is Reached The following figure and table provide a high-level view of the steps involved in allocating additional quotas for prepaid calls once the original quota is reached. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 199 Once the threshold for the quota(s) is reached, the PPC sends an Authorize-Only Access-Request to request additional quota. The request contains one or more PPAQs that indicate which quota(s) need to be replenished to the PPS. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 200: Applying Http Redirection Rule When Quota Is Reached

    Applying HTTP Redirection Rule when Quota is Reached The following figure and table provide a high-level view of the steps showing how the HTTP Redirection Rule is applied once a quota is reached. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 201 Table 42. Call Flow for Applying HTTP Redirection Rule on Quota-Reach Step Description The Volume or Duration quota is reached. The Termination-Action is Request More Quota. The PPC sends an Online Access Request to the AAA server and waits for Access-Accept. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 202: Applying Http Redirection Rule Coa Is Received

    Applying HTTP Redirection Rule CoA is Received The following figure and table show the steps involved in applying the HTTP Redirection Rule when the PPAC receives a change of authorization (CoA) from a AAA server. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 203 The PPS updates the AAA server so that the AAA server dynamically enforces HTTP Redirection Rule at the PPC. The AAA server sends a CoA message to the PPC (home agent) with the HTTP Redirection Rule. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 204: Aaa Server

    AAA Server Internet Normal Internet traffic Quota Reached Online Access-Request sent after quota reached Access-Accept with same quota attributes. (No additional-quota and Termination-Action=Terminate Session Termination Final Online Access-Request sent after quota reached ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 205 If the termination-action is Request-More-Quota, the PPC sends an Online-Access-Request to the AAA server and waits for Access-Accept. The PPC receives the Access-Accept, which contains no additional quota attributes. Session is terminated at the PPC (home agent) and at the ASN GW. The PPC sends the final Online-Access-Request. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 206: Csn Procedure Flows

    This section describes the CSN procedure of simple IP with DHCP proxy triggering PMIPv4 for a WiMAX subscriber. The following figure and table provide a high-level view of the steps involved in PMIP4 connection and call flow of an SS/MS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 207 Mobile IPv4 Registration procedure.The PMIP4 client uses the HoA information and constructs a Mobile IPv4 Registration Request message and sends the Mobile IPv4 Registration Request to the FA address. The FA forwards the registration request to the CSN HA. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 208: Pmip4 Session Release

    This section describes the CSN procedure of PMIPv4 session release during a WiMAX subscriber session. The following figure and table provide a high-level view of the steps involved in PMIPv4 session release and termination of connection an SS/MS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 209 CSN HA starts release of MIP binding. CSN HA sends PMIP De-Reg RRQ (Registration Revocation) message to ASN Gateway and PMIP client sends GA_Revoke_Rsp message to ASN Gateway. WiMAX session terminated between MS and CSN HA. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 210: Wimax Deployment With Legacy Core Networks

    3GPP PS WiMAX Services SS/MS CSN IWU ASN-GW ASN Gateway Interoperability with 3GPP2 Overlay The following figure shows a typical interoperability scenario between WiMAX and 3GPP2 legacy networks with reference points and interfaces. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 211: Session Continuity Support For 3Gpp2 And Wimax Handovers

    Common billing and customer care Accessing home 3GPP2 service through Wimax network and vice versa Better user experience with seamless session continuity For more information on this support, refer to the HA Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 212: Manual Mode

    NAP can be used to establish a direct connection with an NSP, the MS selects a NAP by using ―User Controlled CAPL‖ (Contractual Agreements Preference List) or ―Operator Controlled CAPL‖. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 213: Asn Gw And Nap-Id/Nsp-Id Process

    5. The ASN GW and HA sends the NSPID in authentication and accounting procedures to AAA server. The ASNGW does not send NAPID in authentication and accounting procedures to the AAA server, since the ASNGW sends the BSID to the AAA server. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 214: Data Tunnel Endpoint Support

    If the ASNGW requires a different data tunnel endpoint instead of a control address, the tunnel endpoint IP address is populated in the MS information TLV if it is per BS for DP Reg Request/Response message. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 215: Inter-Asngw Handoff

    DP-Reg Rsp message. AT1 and AT2 are the data tunnel endpoints on the anchor and non-anchor GWs, respectively to negotiate R6 control traffic. SB1 and TB1 is the control address on SBS and TBS, respectively. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 216: Supported Standards

    RFC-3012, Mobile Ipv4 Challenge/Response Extensions, November 2000 RFC-3024, Reverse Tunneling for Mobile IP, revised, January 2001 RFC-3046, DHCP Relay Agent Information Option, January 2001 RFC-3344, Mobile IP support for Ipv4, August 2002 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 217: Object Management Group (Omg) Standards

    RFC-3588, Diameter Base Protocol, September 2003 RFC-3748, Extensible Authentication Protocol, June 2004 RFC 1918, NWG, Stage 2 Architecture, 121505 RFC 3115, Mobile IP Vendor/Organization-specific Extensions Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 219: Asn Paging Controller And Location Registry Overview

    The ASN Paging Controller and Location Registry (PC/LR) provides paging and location updates to WiMAX subscribers in IEEE 802.16 Mobile WiMAX radio access networks. This service can be used as a standalone product or in combination with ASN Gateway as co-located services on the same chassis. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 220: Introduction

    Paging and Idle Mode Operation maintains a track and alert for MSs when they are in idle mode to save battery power. Paging is executed to alert MSs when there is an incoming message. Figure 8 illustrates the paging operation and paging and idle mode elements in the WiMAX network system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 221 Location updates to the LR database are conveyed over R6 and R4 messages between the relay paging controller serving ASN and the A-PC/LR. When a remote host Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 222: Description Of Pc/Lr Support

    Relay PC: There are one or more other PCs in the network, called relay PCs, that participate in relaying paging and location management messages between the paging agent and the anchor PC. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 223: Paging Agent (Pa)

    Location Update Procedure This section describes the secure location update procedure for a WiMAX MS. The following figure and table provides a high-level view of the steps involved in a secure location update. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 224 Offset, and Paging Cycle TLVs if the serving ASN Gateway proposes an update to these parameters. Note: This message may be relayed by several intermittent ASNs before reaching the anchor PC (Anchor ASN Gateway). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 225: Location Update With Paging Controller Relocation

    TLVs if the serving ASN proposes an update to these parameters. Note that this message may be relayed by several intermittent ASNs before reaching the current anchor PC ASN. The serving ASN or any intermittent ASN along the path may request PC relocation. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 226 TR4-PC_Reloc_Upd_AA. At this point, new anchor PC ASN hosts the anchor PC function and becomes the new current Anchor PC ASN for the MS. The anchor PC is de-allocated from the old current anchor PC ASN. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 227: Paging Operation

    Paging Operation This section describes the paging operation for a WiMAX MS. The following figure and table provides a high-level view of the steps involved in the paging operation call flow of an Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 228 Function starts timer TInit_Page_Req.Note: When MS is in Idle Mode, if data not belonging to any saved Service Flow (SF) of the MS arrives, the decision to initiate paging or not is on the basis of operator‘s setting. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 229: Ms Initiated Idle Mode Entry

    This section describes the MS-initiated idle mode entry procedure for a WiMAX subscriber. The following figure and table provides a high-level view of the steps involved in MS-initiated idle mode entry call flow of an SS/MS. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 230 ASN Paging Controller and Location Registry Overview ▀ Introduction Figure 68. MS Initiated Idle Mode Entry Procedure Flow Serving ASN Anchor ASN ASN-GW/PC/ ASN-GW/ ASN BS MS/SS Authenticator/DPF Local-PC ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 231 After the expiration of the Management Resource Holding Timer (an 802.16e parameter), the serving BS initiates the related R6 data Path Dereg procedure by sending R6 Path_Dereg_Req to the anchor ASN Gateway. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 232: Ms Initiated Idle Mode Exit

    This section describes the MS-initiated idle mode exit procedure for a WiMAX subscriber. The following figure and table provides a high-level view of the steps involved in MS- initiated idle mode exit call flow of an SS/MS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 233 MS initiates exit procedure from IDLE mode and sends RNG_REQ to the serving ASN BS. The Ranging Purpose Indication TLV is set to 1 and the PC ID TLV is included, thus indicating that the MS intends to Re-Entry from Idle Mode. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 234 Idle mode due to a network initiated Idle mode exit, the PC/LR will cease all Paging Announce operations. The serving BS updates the anchor authenticator with the CMAC Key count for the MS via the serving ASN Gateway. The anchor authenticator acknowledges the CMAC update for the MS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 235: Supported Platforms And Software

    ASN Paging Controller and Location Registry Overview Supported Platforms and Software ▀ Supported Platforms and Software ASN PC-LR is available for all chassis running StarOS Release 8.0 or later. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 237: Cdma2000 Wireless Data Services

    This overview provides general information about the PDSN including: Product Description Product Specifications Features and FunctionalityBase Software Features and Functionality - Optional Enhanced Software Features CDMA2000 Data Network Deployment Configurations Understanding Simple IP and Mobile IP Supported Standards Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 238: Product Description

    HA, the system can either be located within the carrier‘s 3G network or in an external enterprise or ISP network. Regardless, the PDSN/FA terminates the mobile subscriber‘s PPP session, and then routes data to and from the appropriate HA on behalf of the subscriber. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 239: Product Specifications

    Ethernet 10/100 and/or Ethernet 1000/Quad Gig-E Line Cards (QGLC): Installed directly behind PSCs, these cards provide the RP, AAA, PDN, and Pi interfaces to elements in the data network. Up to 26 line cards Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 240 PSCs. Important: Additional information pertaining to each of the application and line cards required to support CDMA2000 wireless data services is located in the Product Overview Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 241: Features And Functionality—Base Software

    The PDSN supports a subset of event triggers as defined in 29.212. Currently the event trigger support is limited to the following: RAT Change User location change (BSID) AN GW change ( during inter PCF handoff) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 242: Radius Support

    The following figure shows the Gx support for Simple IP. Figure 70. Gx for Simple IP RADIUS Support Provides a mechanism for performing authorization, authentication, and accounting (AAA) for subscriber PDP contexts based on the following standards: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 243: Description

    It provides a facility to create ―user defined‖ RADIUS server groups, as many as 399 (excluding ―default‖ server group), within a context. Any of the user defined RADIUS server groups are available for assignment to a subscriber through the subscriber configuration within that context. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 244: Access Control List Support

    Once a match is identified, all subsequent rules are ignored. Important: For more information on Access Control List configuration, refer IP Access Control List chapter in System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 245: Ip Policy Forwarding

    Up to 1,600 accounting, authentication and/or mediation servers are supported per chassis and may be distributed across a maximum of 1,000 subscribers. This feature also enables the AAA servers to be distributed across multiple subscribers within the same context. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 246: Overlapping Ip Address Pool Support

    Variable length subnetting, areas, and redistribution into and out of OSPF are supported. OSPF routing is supported in accordance with the following standards: RFC-1850, OSPF Version 2 Management Information Base, November 1995 RFC-2328, OSPF Version 2, April 1998 RFC-3101 OSPF-NSSA Option, January 2003 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 247: Management System Overview

    In addition, all management is performed out-of-band for security and to maintain system performance. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 248: Description

    ▀ Features and Functionality—Base Software Description Cisco‘s O&M module offers comprehensive management capabilities to the operators and enables them to operate the system more efficiently. There are multiple ways to manage the system either locally or remotely using its out-of-band management interfaces.

  • Page 249: Threshold Crossing Alerts (Tca) Support

    The system supports Threshold Crossing Alerts for certain key resources such as CPU, memory, IP pool addresses, etc. With this capability, the operator can configure threshold on these resources whereby, should the resource depletion cross the configured threshold, a SNMP Trap would be sent. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 250: Description

    Allows the use of small packets for bulk data with good line efficiency Allows the use of small packets for delay sensitive low data-rate traffic Decreases header overhead Reduces packet loss rate over lossy links ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 251: Description

    Provides support for more granular configuration of DSCP marking. For different Traffic class, the PDSN supports per-service and per-subscriber configurable DSCP marking for Uplink and Downlink direction based on Allocation/Retention Priority in addition to the current priorities. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 252: Features And Functionality - Optional Enhanced Software Features

    The additional hardware resources required for session recovery include a standby System Processor Card (SPC) and a standby PSC. There are two modes for Session Recovery. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 253: Ipv6 Support

    PDSN during the stateless address auto-configuration procedure. Once this has completed, the mobile can select any interface identifier for further communication as long as it does not conflict with the PDSN's interface identifier that the mobile learned through router advertisement messages from the PDSN. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 254: L2Tp Lac Support

    LAC. The LNS can be used as a standalone, or running alongside a PDSN service in the same platform, terminating L2TP services in a cost effective and seamless manner. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 255: Proxy Mobile Ip

    IP Security provides a mechanism for establishing secure tunnels from mobile subscribers to pre-defined endpoints (i.e. enterprise or home networks) in accordance with the following standards: RFC 2401, Security Architecture for the Internet Protocol RFC 2402, IP Authentication Header (AH) RFC 2406, IP Encapsulating Security Payload (ESP) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 256: Description

    Committed Data Rate (CDR): The guaranteed rate (in bits per second) at which packets may be transmitted/received for the subscriber during the sampling interval. Peak Data Rate (PDR): The maximum rate (in bits per second) that packets may be transmitted/received for the subscriber during the sampling interval. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 257: Intelligent Traffic Control

    For more information on per subscriber traffic policing and shaping, refer Traffic Policing and Shaping chapter in System Enhanced Feature Configuration Guide. Intelligent Traffic Control Enables operators to provide differentiated tiered service provisioning for native and non-native subscribers. Description Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 258: Dynamic Radius Extensions (Change Of Authorization)

    The destination address and optionally the destination port of TCP/IP or UDP/IP packets from the subscriber are rewritten so the packet is forwarded to the designated redirected address. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 259: Web Element Management System

    CORBA interfaces. The server component is fully compatible with the fault-tolerant Sun® Solaris® operating system. Important: For more information on WEM support, refer WEM Installation and Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 260: Cdma2000 Data Network Deployment Configurations

    Mobile IP protocol. Such transactions are performed through the use of virtual private networks that create Mobile IP tunnels between the HA and FA. Interface Descriptions This section describes the primary interfaces used in a CDMA2000 wireless data network deployment. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 261: Co-Located Deployments

    The economies of scale presented in this configuration example provide for both improved session handling and reduced cost in deploying a CDMA2000 data network. The following figure depicts a sample co-located deployment. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 262 It should be noted that all interfaces defined within the 3GPP2 standards for 1x deployments exist in this configuration as they are described in the two previous sections. This configuration can support communications to external, or standalone, PDSNs/FAs and/or HAs using all prescribed standards. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 263: Understanding Simple Ip And Mobile Ip

    IP address with a new PDSN that is serving the new area. This new connection may or may not be provided by the same service provider. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 264: How Simple Ip Works

    MN to an end host. Users should keep in mind that steps 2, 3, 11, and 12 in the call flow are related to the Radio Access Node (RAN) functions and are intended to show a high-level overview of radio communications iterations, and as such are outside the scope of packet-based communications presented here. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 265 The PDSN and MN negotiate Link Control Protocol (LCP). Upon successful LCP negotiation, the MN sends a PPP Authentication Request message to the PDSN. The PDSN sends an Access Request message to the RADIUS AAA server. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 266: Mobile Ip

    Mobile IP, tunnels are used to transport data packets between the FA and HA. The system supports the following tunneling protocols, as defined in the IS-835-A specification and the relevant Request For Comments (RFCs) for Mobile IP: IP in IP tunnels ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 267 Using the Encapsulating Delivery Style, the MN encapsulates all its outgoing packets to the FA. The FA then de- encapsulates and re-tunnels them to the HA, using the FA's care-of address as the entry-point for this new tunnel. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 268 HA and FA are required to be connected to a private network. This can be especially troublesome in large networks, serving numerous enterprise customers, as each FA would have to be connected to each private network. The following figure shows an example of how triangular routing is performed. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 269: How Mobile Ip Works

    As described earlier, Mobile IP uses three basic communications protocols; PPP, IP, and Tunneled IP in the form of IP- in-IP or GRE tunnels. The following figure depicts where each of these protocols are used in a basic Mobile IP call. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 270 MN to a HA and table that follows, explains each step in detail. Users should keep in mind that steps in the call flow related to the Radio Access Node (RAN) functions are intended to show a high-level overview of radio communications iterations, and as such are outside the scope of packet-based communications presented here. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 271 CDMA2000 Wireless Data Services Understanding Simple IP and Mobile IP ▀ Figure 77. Mobile IP Call Flow Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 272 The HA sends an Accounting Stop message to the home AAA server. The PDSN/FA sends an Accounting Stop message to the visitor AAA server. The visitor AAA server proxies the accounting data to the home AAA server. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 273: Proxy Mobile Ip

    Scenario 1: AAA server and PDSN/FA Allocate IP Address The following figure and table display and describe a call flow in which the MN receives its IP address from the AAA server and PDSN/FA. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 274 CDMA2000 Wireless Data Services ▀ Understanding Simple IP and Mobile IP Figure 78. AAA/PDSN Assigned IP Address Proxy Mobile IP Call Flow ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 275 Scenario 2: HA Assigns IP Address to MN from Locally Configured Dynamic Pools The following figure and table display and describe a call flow in which the MN receives its IP address from the AAA server and PDSN/FA. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 276 CDMA2000 Wireless Data Services ▀ Understanding Simple IP and Mobile IP Figure 79. HA Assigned IP Address Proxy Mobile IP Call Flow ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 277 The HA sends a Proxy Mobile IP De-Registration Response message to the FA terminating the Pi interface The PDSN/FA and the PCF terminate the R-P session. The HA and the AAA server stop accounting for the session. The PDSN and the AAA server stop accounting for the session. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 278: Supported Standards

    RFC-1850, OSPF Version 2 Management Information Base, November 1995 RFC-1901, Introduction to Community-based SNMPv2, January 1996 RFC-1902, Structure of Management Information for Version 2 of the Simple Network Management Protocol (SNMPv2), January 1996 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 279 RFC-2475, An Architecture for Differentiated Services, December 1998 RFC-2484, PPP LCP Internationalization Configuration Option, January 1999 RFC-2486, The Network Access Identifier (NAI), January 1999 RFC-2571, An Architecture for Describing SNMP Management Frameworks, April 1999 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 280 RFC-3706, A Traffic-Based Method of Detecting Dead Internet Key Exchange (IKE) Peers, February 2004 RFC-3759, Robust Header Compression (ROHC): Terminology and Channel Mapping Examples, April 2004 RFC-3588, Diameter Based Protocol, September 2003 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 281: Tia And Other Standards

    CORBA 2.6 Specification 01-09-35, Object Management Group 3GPP2 Standards 3GPP2 A.S0001-A v2: 3GPP2 Access Network Interfaces Interoperability Specification (also known as 3G-IOS v4.1.1) 3GPP2 P.S0001-A-3: Wireless IP Network Standard 3GPP2 P.S0001-B: Wireless IP Network Standard Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 282: Ieee Standards

    Inter-operability Specification (IOS) for CDMA2000 Access Network Interfaces 3GPP2 X.S0011-005-D Accounting Services and 3GPP2 RADIUS VSAs, February 2006 3GPP2 TSG-X (PSN) X.P0013-014-0, Service Based Bearer Control – Ty Interface Stage-3 IEEE Standards 802.1Q VLAN Standard ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 283: Ggsn Support In Gprs/Umts Wireless Data Services

    Chapter 10 GGSN Support in GPRS/UMTS Wireless Data Services The Cisco® ASR 5000 chassis provides wireless carriers with a flexible solution that functions as a Gateway GPRS Support Node (GGSN) in General Packet Radio Service (GPRS) or Universal Mobile Telecommunications System (UMTS) wireless data networks.

  • Page 284: Product Description

    In accordance with RFC 2002, the FA is responsible for mobile node registration with, and the tunneling of data traffic to/from the subscriber‘s home network. The HA is also responsible for tunneling traffic, but also maintains subscriber location information in Mobility Binding Records (MBRs). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 285: Product Specification

    Packet Processing Cards (PSCs/PSC2s/PPCs): In the ASR 5000 platform, packet processing cards provide high-speed, multi-threaded PDP context processing capabilities for GGSN services. Up to 14 packet processing cards can be installed, allowing for multiple active and/or redundant cards. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 286: Operating System Requirements

    GPRS/UMTS wireless data services is located in the Hardware Platform Overview chapter of the Product Overview Guide. Operating System Requirements The GGSN is available for ASR 5000 chassis running StarOS™ Release 7.1 or later. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 287: Network Deployment And Interfaces

    The figures that follow display simplified network views of the GGSN in a GPRS/UMTS network and the system supporting Mobile IP and Proxy Mobile IP function both the GGSN/Foreign Agent (FA) and GGSN/FA/Home Agent (HA) combinations respectively. Figure 81. Basic GPRS/UMTS Network Topology Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 288: Supported Interfaces

    ▀ Network Deployment and Interfaces Figure 82. Combined GGSN/FA Deployment for Mobile IP and/or Proxy Mobile IP Support Figure 83. Combined GGSN/FA/HA Deployment for Mobile IP and/or Proxy Mobile IP Support Supported Interfaces ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 289 DHCP: This is the interface used by the GGSN to communicate with a Dynamic Host Control Protocol (DHCP) Server. The system can be configured as DHCP-Proxy or DHCP Client to provide IP addresses to MS on PDP contexts activation the DHCP server dynamically. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 290 This interface is supported through license-enabled feature. For more information on this support, refer Common Gateway Access Support in guide. Important: GGSN Software also supports additional interfaces. For more information on additional interfaces, refer Features and Functionality - Optional Enhanced Feature Software section. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 291: Features And Functionality - Base Software

    PDP Context Support RADIUS VLAN Support Routing Protocol Support Support of Charging Characteristics Provided by AAA Server Support of all GGSN generated causes for partial G-CDR closure Threshold Crossing Alerts (TCA) Support Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 292: Sgsn Support

    Once configured, an ACL can be applied to any of the following: An individual interface All traffic facilitated by a context (known as a policy ACL) An individual subscriber All subscriber sessions facilitated by a specific context ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 293: Ansi T1.276 Compliance

    The GGSN's Access Point Name (APN) support offers several benefits: Extensive parameter configuration flexibility for the APN. Creation of subscriber tiers for individual subscribers or sets of subscribers within the APN. Virtual APNs to allow differentiated services within a single APN. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 294: Bulk Statistics Support

    The system can be configured to collect bulk statistics (performance data) and send them to a collection server (called a receiver). Bulk statistics are statistics that are collected in a group. The individual statistics are grouped by schema. The following schemas are supported for GGSN service: System: Provides system-level statistics ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 295: Direct Tunnel Support

    (GTP-U) tunnel directly between RNC and GGSN (using an Update PDP Context Request towards the GGSN). The following figure illustrates the working of Direct Tunnel between RNC and GGSN. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 296: Dhcp Support

    GGSNs are capable of handling the additional control plane loads introduced of part of Direct Tunnel deployment. The Cisco GGSN and SGSN offers massive control plane transaction capabilities, ensuring system control plane capacity will not be a capacity limiting factor once Direct Tunnel is deployed.

  • Page 297: Dscp Marking

    The selected V-APN may further require AAA authentication (and accounting) with its own servers. GTPP Support Support for the GPRS Tunnelling Protocol Prime (GTPP) in accordance with the following standards: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 298: Host Route Advertisement

    As calls come up, and addresses from this pool (with the ―explicit-route-advertise‖ flag) are used, the assigned addresses are added to the routing table and these addresses can be advertised by OSPF or BGP through the network or the ―redistribute connected‖ command. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 299: Ip Policy Forwarding

    For more information on IP Policy Forwarding configuration, refer Policy Forwarding chapter in System Enhanced Feature Configuration Guide. IP Header Compression - Van Jacobson Implementing IP header compression provides the following benefits: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 300: Ipv6 Support

    3GPP TS 23.060: General Packet Radio Service (GPRS) Service description 3GPP TS 27.060: Mobile Station Supporting Packet Switched Services 3GPP TS 29.061: Interworking between the Public Land Mobile Network (PLMN) supporting Packet Based Services and Packet Data Networks (PDN) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 301: Management System Overview

    There are multiple ways to manage the system either locally or remotely using its out-of-band management interfaces. These include: Using the Command Line Interface (CLI) Remote login using Telnet, and Secure Shell (SSH) access to CLI through SPIO card's Ethernet management interfaces Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 302 Management Group's (OMG‘s) Interface Definition Language (IDL) The following figure demonstrates these various element management options and how they can be utilized within the wireless carrier network. Figure 85. Element Management Methods ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 303: Overlapping Ip Address Pool Support

    3GPP TS 29.061 v7.6.0 (2008-09): 3rd Generation Partnership Project; Technical Specification Group Core Network; Packet Domain; Interworking between the Public Land Mobile Network (PLMN) supporting Packet Based Services and Packet Data Networks (PDN) (Release 4) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 304: Per Apn Configuration To Swap Out Gn To Gi Apn In Cdrs

    This feature provides a means to configure the rule such that the traffic is matched irrespective of the presence of a port number. A new configurable has been added to the rulebase configuration that will ignore the port numbers embedded in the application headers of HTTP, RTSP, SIP, and WSP protocols. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 305: Quality Of Service Support

    RFC-2869, RADIUS Extensions, June 2000 The Remote Authentication Dial-In User Service (RADIUS) protocol is used to provide AAA functionality for subscriber PDP contexts. (RADIUS accounting is optional since GTPP can also be used.) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 306: Radius Vlan Support

    VPN customers often use private address space which can easily overlap with other customers. The subscriber addresses are supported with overlapping pools which can be configured in the same virtual routing context. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 307: Routing Protocol Support

    Variable length subnetting, areas, and redistribution into and out of OSPF are supported. OSPF routing is supported in accordance with the following standards: RFC-1850, OSPF Version 2 Management Information Base, November 1995 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 308: Support Of Charging Characteristics Provided By Aaa Server

    The RADIUS attribute 3GPP-Chrg-Char can be used to get the charging characteristics from RADIUS in Access- Accept message. Accepting the RADIUS returned charging characteristic profile must be enabled per APN. The CC ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 309: Support Of All Ggsn Generated Causes For Partial G-Cdr Closure

    Logs are supported in both the Alert and the Alarm models. Alarm System: High threshold alarms generated within the specified polling interval are considered ―outstanding‖ until a the condition no longer exists or a condition clear alarm is generated. ―Outstanding‖ Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 310 Alarm Management menu in the Web Element Manager. The Alarm System is used only in conjunction with the Alarm model. Important: For more information on threshold crossing alert configuration, refer Thresholding Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 311: Features And Functionality - Optional Enhanced Feature Software

    In todays scenario an operator must have multiple access networks (CDMA, eHRPD and LTE) plus a GSM/UMTS solution for international roaming. Therefore, operator requires a solution to allow customers to access services with the Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 312: Converged Dsl Support On The Ggsn

    Radius Change of Authorization (CoA) extension. Important: For more information on dynamic RADIUS extensions support, refer CoA, RADIUS, And Session Redirection (Hotlining) chapter in System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 313: Gre Protocol Interface Support

    Transport protocol-protocol used to carry the encapsulated protocol. The main transport protocol is IP. The most simplified form of the deployment scenario is shown in the following figure, in which GGSN has two APNs talking to two corporate networks over GRE tunnels. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 314: Gx Interface Support

    Corporate A network gateway Access Network GRE Tunnel GGSN IPv4 Network GRE Tunnel Corporate B Corporate B network gateway Gx Interface Support Gx interface support on the system enables the wireless operator to: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 315: Inter-Chassis Session Recovery

    The ASR 5000 provides industry leading carrier class redundancy. The systems protects against all single points of failure (hardware and software) and attempts to recover to an operational state when multiple simultaneous failures occur. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 316 The checkpoint parameter determines the amount of time a session must be active before it is included in the checkpoint message. Important: For more information on inter-chassis session recovery support, refer Interchassis Session Recovery chapter in System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 317: Ip Security (Ipsec)

    IPSec is supported for the new subscriber sessions. Data for existing Mobile IP sessions will be unaffected. L2TP: L2TP-encapsulated packets are routed from the system to an LNS/secure gateway over an IPSec tunnel. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 318: Ipv6 Support

    The existing IPv4 model of interface and route notification will be extended to support IPv6. This feature allows IPv6 subscribers to connect via the GPRS/UMTS infrastructure in accordance with the following standards: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 319: L2Tp Lac Support

    IPCP to request an address. To support PPP negotiation between the GGSN and the corporation, an L2TP tunnel must be setup in the GGSN running a LAC service. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 320: L2Tp Lns Support

    System Aspects; 3G security; Lawful Interception requirements (Release 6) 3GPP TS 33.107 V6.2.0 (2004-06): 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; 3G security; Lawful interception architecture and functions (Release 6) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 321: Mobile Ip Home And Foreign Agents

    HA and FA components are defined by RFC 2002 in support of Mobile IP. Mobile IP provides a network-layer solution that allows Mobile Nodes (MNs, i.e. mobile phones, wireless PDAs, and other mobile devices) to receive routed IP Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 322: Mobile Ip Nat Traversal

    IP payload packet header. Important: For more information on this feature, refer MIP NAT Traversal chapter in System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 323: Multimedia Broadcast Multicast Services Support

    This means that when operators charge the subscribers based on G-CDR the subscribers may be overcharged. This feature is implemented to avoid the overcharging in such cases. This implementation is based on Cisco-specific private extension to GTP messages and/or any co-relation of G-CDRs and S-CDRs. It also does not modify any RANAP messages.

  • Page 324: Session Persistence

    SGSNs to permit inter-SGSN call hand-offs with cellular access networks. The Cisco Session Persistence Solution maintains consistent user identities and application transparency for your mobile subscribers as they roam across bearer access networks. This is accomplished through the integration of Home Agent (HA) and GGSN functionality on the wireless access gateway in the packet network and the use of standards-based protocols such as Mobile IP and Mobile IP NAT Traversal.

  • Page 325: Session Recovery Support

    These pairs are started on physically different Ppacket processing cards to ensure task recovery. Important: For more information on this feature, refer Session Revocery chapter in System Enhanced Feature Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 326: Traffic Policing And Rate Limiting

    Drop: The offending packet is discarded. Transmit: The offending packet is passed. Lower the IP Precedence: The packet's ToS octet is set to ―0‖, thus downgrading it to Best Effort, prior to passing the packet. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 327: Web Element Management System

    CORBA interfaces. The server component is fully compatible with the fault-tolerant Sun® Solaris® operating system. The following figure demonstrates various interfaces between the Cisco Web Element Manager and other network components. Cisco ASR 5000 Series Product Overview ▄...
  • Page 328 GGSN Support in GPRS/UMTS Wireless Data Services ▀ Features and Functionality - Optional Enhanced Feature Software Figure 88. Web Element Manager Network Interfaces Important: For more information on on WEM support, refer WEM Installation and Administration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 329: How Ggsn Works

    Statically: The APN template can be configured to provide support for MS-requested static IP addresses. Additionally, a static address can be configured in a subscriber‘s profile on an authentication server and allocated upon successful authentication. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 330: Dynamic Ip Address Assignment

    The receipt of a valid private pool name will override the APN‘s use of addresses from public pools. Dynamic Host Control Protocol (DHCP): The system can be configured to use DHCP PDP context address assignment using either of the following mechanisms: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 331: Subscriber Session Call Flows

    GGSN address. The mobile station uses the interface ID assigned by the GGSN during stateless address auto-configuration procedure (e.g., during the initial router advertisement messages). Once this is over, the mobile can select any interface ID for further communication as long as it Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 332: Transparent Session Ip Call Flow

    MS. Transparent Session IP Call Flow The following figure and the text that follows describe the call flow for a successful transparent data session. Figure 89. Transparent IP Session Call Flow ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 333: Non-Transparent Ip Session Call Flow

    11. For each accounting message received from the GGSN, the CG responds with an acknowledgement. Non-Transparent IP Session Call Flow The following figure and the text that follows describe the call flow for a successful non-transparent data session. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 334 2. The Terminal Equipment (TE) aspect of the MS sends AT commands to the Mobile Terminal (MT) aspect of the MS to place it into PPP mode. The Link Control Protocol (LCP is then used to configure the Maximum-Receive Unit size and the authentication protocol (Challenge-Handshake Authentication Protocol (CHAP), Password Authentication ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 335 SGSN. If the PDP context was the last associated with a particular dynamically assigned PDP Address, the GGSN will re-claim the IP address for use by subsequent PDP contexts. 13. The SGSN returns a Deactivate PDP Context Accept message to the MS. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 336: Network-Initiated Session Call Flow

    2. The GGSN may issue a Send Routing Information for GPRS request to the HLR to determine if the MS is reachable. The message includes the MS‘s International Mobile Subscriber Identity (IMSI). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 337: Ppp Direct Access Call Flow

    De-Activation procedure as described in step 6 through step 11 of the Transparent Session IP Call Flow section of this chapter. PPP Direct Access Call Flow The following figure and the text that follows describe the call flow for a successful PPP Direct Access data session. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 338 2. The MS sends an Activate PDP Context Request message that is received by an SGSN. The message contains information about the subscriber such as the Network layer Service Access Point Identifier (NSAPI), PDP Type, PDP Address, Access Point Name (APN), Quality of Service (QoS) requested, and PDP configuration options. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 339: Virtual Dialup Access Call Flow

    15. For each accounting message received from the GGSN, the CG responds with an acknowledgement. Virtual Dialup Access Call Flow The following figure and the text that follows describe the call flow for a successful VPN Dialup Access data session. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 340 3. The SGSN authenticates the request message and sends a Create PDP Context Request message to a GGSN using the GPRS Tunneling Protocol (GTPC, ―C‖ indicates the control signaling aspect of the protocol). The ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 341: Corporate Ip Vpn Connectivity Call Flow

    14. For each accounting message received from the GGSN, the CG responds with an acknowledgement. Corporate IP VPN Connectivity Call Flow The following figure and the text that follows describe the call flow for a successful Corporate IP Connectivity data session. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 342 2. The MS sends an Activate PDP Context Request message that is received by an SGSN. The message contains information about the subscriber such as the Network layer Service Access Point Identifier (NSAPI), PDP Type, PDP Address, Access Point Name (APN), Quality of Service (QoS) requested, and PDP configuration options. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 343: Mobile Ip Call Flow

    13. For each accounting message received from the GGSN, the CG responds with an acknowledgement. Mobile IP Call Flow The following figure and the text that follows describe the call flow for a successful Corporate IP Connectivity data session. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 344 GGSN Support in GPRS/UMTS Wireless Data Services ▀ How GGSN Works Figure 95. Mobile IP Call Flow ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 345 11. The MS sends a Mobile IP Registration request to the GGSN/FA. This message includes either the MS‘s static home address or it can request a temporary address by sending 0.0.0.0 as its home address. Additionally, the request must always include the Network Access Identifier (NAI) in a Mobile-Node-NAI Extension. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 346: Proxy Mobile Ip Call Flows

    Proxy Mobile IP Call Flows The following figure and the text that follows describe a sample successful Proxy Mobile IP session setup call flow in which the MS receives its IP address from the HA. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 347 GGSN Support in GPRS/UMTS Wireless Data Services How GGSN Works ▀ Figure 96. HA Assigned IP Address Proxy Mobile IP Call Flow 1. The Mobile Station (MS) goes through the process of attaching itself to the GPRS/UMTS network. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 348 11. The SGSN returns an Activate PDP Context Accept message to the MS. The message includes response to the configuration parameters sent in the initial request. 12. The MT, will respond to the TE‘s IPCP Config-request with an IPCP Config-Ack message. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 349: Ipv6 Stateless Address Autoconfiguration Flows

    The following figure and the text that follows describe a sample IPv6 stateless address auto configuration session setup call flow in which the MS receives its IP address from the RADIUS DHCP server. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 350 PDP context activation or it generates a new interface identifier. There is no restriction on the value of the interface identifier of the global or site-local unicast address, since the prefix is unique. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 351: Supported Standards

    Network and Terminals; Policy and Charging Control signalling flows and QoS parameter mapping; (Release 3GPP TR 29.846 6.0.0 (2004-09) 3rd Generation Partnership Project, Technical Specification Group Core Networks; Multimedia Broadcast/Multicast Service (MBMS); CN1 procedure description (Release 6) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 352: Ietf References

    RFC-1215, A Convention for Defining Traps for use with the SNMP, March 1991 RFC-1224, Techniques for managing asynchronously generated alerts, May 1991 RFC-1256, ICMP Router Discovery Messages, September 1991 RFC-1305, Network Time Protocol (Version 3) Specification, Implementation and Analysis, March 1992 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 353 RFC-2136, Dynamic Updates in the Domain Name System (DNS UPDATE) RFC-2211, Specification of the Controlled-Load Network Element Service RFC-2246, The Transport Layer Security (TLS) Protocol Version 1.0, January 1999 RFC-2290, Mobile-IPv4 Configuration Option for PPP IPCP, February 1998 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 354 RFC-2867, RADIUS Accounting Modifications for Tunnel Protocol Support, June 2000 RFC-2868, RADIUS Attributes for Tunnel Protocol Support, June 2000 RFC-2869, RADIUS Extensions, June 2000 RFC-3007, Secure Domain Name System (DNS) Dynamic Update, November 2000 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 355: Object Management Group (Omg) Standards

    Draft, Route Optimization in Mobile IP Draft, Generalized Key Distribution Extensions for Mobile IP Draft, AAA Keys for Mobile IP Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 357: Ha Overview

    ISP network. Regardless, the FA terminates the mobile subscriber‘s PPP session, and then routes data to and from the appropriate HA on behalf of the subscriber. This chapter includes the following sections: Product Specifications Network Deployment Configurations Understanding Mobile IP Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 358: Product Specifications

    The following application and line cards are required to support CDMA2000 wireless data services on the system: Hardware Requirements Platforms The Home Agent service operates on the ASR 5000 Series platform. Components The following application and line cards are required to support HA functionality on an ASR 5000 platform: System Management Cards (SMCs): Provides full system control and management of all cards within the ASR 5000 platform.

  • Page 359: Operating System Requirements

    HA Overview Product Specifications ▀ Operating System Requirements The HA is available for all Cisco ASR 5000 platforms running StarOS Release 10.0 or later. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 360: Supported Standards

    RFC-1850, OSPF Version 2 Management Information Base, November 1995 RFC-1901, Introduction to Community-based SNMPv2, January 1996 RFC-1902, Structure of Management Information for Version 2 of the Simple Network Management Protocol (SNMPv2), January 1996 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 361 RFC-2475, An Architecture for Differentiated Services, December 1998 RFC-2484, PPP LCP Internationalization Configuration Option, January 1999 RFC-2486, The Network Access Identifier (NAI), January 1999 RFC-2571, An Architecture for Describing SNMP Management Frameworks, April 1999 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 362 RFC-3706, A Traffic-Based Method of Detecting Dead Internet Key Exchange (IKE) Peers, February 2004 RFC-3759, Robust Header Compression (ROHC): Terminology and Channel Mapping Examples, April 2004 RFC-3588, Diameter Based Protocol, September 2003 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 363 HA Overview Supported Standards ▀ RFC-4005, Diameter Network Access Server Application, August 2005 RFC-4006, Diameter Credit-Control Application, August 2005 Draft, Generalized Key Distribution Extensions for Mobile IP Draft, AAA Keys for Mobile IP Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 364: Network Deployment Configurations

    This section describes the primary interfaces used in a CDMA2000 wireless data network deployment. Pi Interfaces The Pi interface provides connectivity between the HA and its corresponding FA. The Pi interface is used to establish a Mobile IP tunnels between the PDSN/FA and HA. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 365: Co-Located Deployments

    The economies of scale presented in this configuration example provide for both improved session handling and reduced cost in deploying a CDMA2000 data network. The following figure depicts a sample co-located deployment. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 366: Mobile Ip Tunneling Methods

    Mobile IP, tunnels are used to transport data packets between the FA and HA. The system supports the following tunneling protocols, as defined in the IS-835-A specification and the relevant Request For Comments (RFCs) for Mobile IP: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 367 Using the Encapsulating Delivery Style, the MN encapsulates all its outgoing packets to the FA. The FA then de- encapsulates and re-tunnels them to the HA, using the FA's care-of address as the entry-point for this new tunnel. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 368 HA and FA are required to be connected to a private network. This can be especially troublesome in large networks, serving numerous enterprise customers, as each FA would have to be connected to each private network. The following figure shows an example of how triangular routing is performed. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 369: How Mobile Ip Works

    As described earlier, Mobile IP uses three basic communications protocols; PPP, IP, and Tunneled IP in the form of IP- in-IP or GRE tunnels. The following figure depicts where each of these protocols are used in a basic Mobile IP call. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 370 MN to a HA. The following table explains each step in detail. Users should keep in mind that steps in the call flow related to the Radio Access Node (RAN) functions are intended to show a high-level overview of radio communications iterations, and as such are outside the scope of packet-based communications presented here. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 371 HA Overview Network Deployment Configurations ▀ Figure 102. Mobile IP Call Flow Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 372 The HA sends an Accounting Stop message to the home AAA server. The PDSN/FA sends an Accounting Stop message to the visitor AAA server. The visitor AAA server proxies the accounting data to the home AAA server. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 373: Understanding Mobile Ip

    This capability brings the following benefits: common billing and customer care accessing home 3GPP2 service through Wimax network and vice versa better user experience with seamless session continuity Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 375: Hrpd Serving Gateway Overview

    Product Description Product Specifications Network Deployment(s) Features and Functionality - Base Software Features and Functionality - External Application Support Features and Functionality - Optional Enhanced Feature Software Call Session Procedure Flows Supported Standards Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 376: Ehrpd Network Summary

    The following figure shows the physical relationship of the eHRPD network with the E-UTRAN/EPC. E-UTRAN PCRF S-GW P-GW 3GPP AAA eNodeB eHRPD eAN/ePCF Enterprise HSGW Internet The primary functions of the eHRPD network are: Connectivity to LTE core (EPC) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 377: Ehrpd Network Components

    AT with the 3GPP EPS architecture and protocols specified in 23.402 (mobility, policy control (PCC), and roaming). The HSGW supports efficient (seamless) inter-technology mobility between LTE and HRPD with the following requirements: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 378: E-Utran Epc Network Components

    Tracking Area (TA) list management PGW and SGW selection MME selection for handovers with MME change SGSN selection for handovers to 2G or 3G 3GPP access networks Terminates interface to HSS (S6a) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 379: Serving Gateway (S-Gw)

    UL and DL service level charging, gating control, and service level rate enforcement DL rate enforcement based on AMBR (Aggregate Max Bit Rate) and based on the accumulated MBRs of the aggregate of SDFs with the same GBR QCI Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 380 HRPD Serving Gateway Overview ▀ eHRPD Network Summary DHCPv4 and DHCPv6 functions (client, relay and server) LMA for PMIP6 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 381: Product Description

    An HSGW also establishes, maintains and terminates link layer sessions to UEs. The HSGW functionality provides interworking of the UE with the 3GPP EPS architecture and protocols. This includes support for mobility, policy control and charging (PCC), access authentication, and roaming. The HSGW also manages inter-HSGW handoffs. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 382: Basic Features

    Figure 103. eHRPD Basic Network Topology PCRF OFCS 3GPP S-GW P-GW S1-MME S5/S8 S1-U eNodeB S101 S103 eHRPD HSGW A10/A11 eAN/ePCF Enterprise Internet Basic Features Authentication The HSGW supports the following authentication features: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 383: Quality Of Service

    HRPD Profile ID to QCI Mapping DSCP Marking UE Initiated Dedicated Bearer Resource Establishment QCI to DSCP Mapping For more information on QoS features, refer to the Quality of Service Management Features section in this overview. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 384: Aaa, Policy And Charging

    AAA Server Groups Dynamic Policy and Charging: Gxa Reference Interface Intelligent Traffic Control For more information on policy and charging features, refer to the Network Access and Charging Management Features section in this overview. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 385: Product Specifications

    Switch Processor Input/Outputs (SPIOs): Installed in the upper-rear chassis slots directly behind the SMCs, SPIOs provide connectivity for local and remote management, central office (CO) alarms. Up to two SPIOs can be installed; one active, one redundant. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 386: Operating System Requirements

    PSCs. Important: Additional information pertaining to each of the application and line cards required to support LTE/SAE services is located in the Hardware Platform Overview chapter of the Cisco ASR 5000 Series Product Overview Guide. Operating System Requirements The HSGW is available for all Cisco Systems ASR 5000 platforms running StarOS Release 9.0 or later.

  • Page 387: Network Deployment(S)

    The following figure displays a simplified network view of the HSGW in an eHRPD network and how it interconnects with a 3GPP Evolved-UTRAN/Evolved Packet Core network. The interfaces shown in the following graphic are standards-based and are presented for informational purposes only. For information on interfaces supported by Cisco Systems‘ HSGW, refer to the next section,.

  • Page 388: Supported Logical Network Interfaces (Reference Points)

    Supported Logical Network Interfaces (Reference Points) The HSGW supports many of the standards-based logical network interfaces or reference points. The graphic below and following text define the supported interfaces. Basic protocol stacks are also included. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 389 3GPP access point (HSGW) and the PDN Gateway. It is based on Proxy Mobile IP but also supports Client Mobile IPv4 FA mode which allows connectivity to trusted non-3GPP IP access points that do not support PMIP. Supported protocols Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 390 Transport Layer: TCP, SCTP Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet HSGW 3GPP AAA Diameter Diameter TCP / SCTP TCP / SCTP IPv4 / IPv6 IPv4 / IPv6 L1/L2 L1/L2 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 391 Transport Layer: TCP, SCTP Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet HSGW PCRF Diameter Diameter TCP / SCTP TCP / SCTP IPv4 / IPv6 IPv4 / IPv6 L1/L2 L1/L2 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 392: Features And Functionality - Base Software

    The S2a interface uses IPv6 for both control and data. During the PDN connection establishment procedures the PDN Gateway allocates the IPv6 Home Network Prefix (HNP) via Proxy Mobile IPv6 signaling to the HSGW. The HSGW ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 393: Mobile Ip Registration Revocation

    (e.g. a session manager task aborts). The system spawns new instances of ―standby mode‖ session and AAA managers for each active control processor (CP) being used. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 394: Non-Optimized Inter-Hsgw Session Handover

    PDN Address Option. The HSGW initiates PMIPv6 binding update signaling via the S2a interface to the PGW and the PGW responds by sending a PMIPv6 Binding Revocation Indication to the Serving HSGW. Quality of Service Management Features This section describes the following features: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 395: Dscp Marking

    Policy Charging and Control (PCC) rules from the PCRF. The HSGW maps the provisioned QoS PCC rules and authorized QCI service class to ProfileID's in the RSVP response to the UE. At the final stage the UE Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 396: Network Access And Charging Management Features

    The Rf reference interface enables offline accounting functions on the HSGW in accordance with 3GPP Release 8 specifications. In an LTE application the same reference interface is also supported on the S-GW and PDN Gateway ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 397: Aaa Server Groups

    QoS control, the Bearer Binding Function (BBF) within the HSGW ensures that the service data flow is carried over the bearer with the appropriate QoS service class. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 398: Intelligent Traffic Control

    Provides a lighter weight PPP network control protocol designed to reduce connection set-up latency for delay sensitive multimedia services. Also provides a mechanism to allow user devices in an evolved HRPD network to request one or more PDN connections to an external network. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 399: Multiple Pdn Support

    DNS function. If the DNS function provides a list of P-GW addresses, one P-GW address is selected from this list using the following criteria: • topology matching (if enabled) • P-GW priority (as configured in DNS records) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 400: Ppp Vsncp

    Service Congestion Policies: Congestion policies are configurable for each service. These policies dictate how services respond when the system detects that a congestion condition threshold has been crossed. Important: For more information on congestion control, refer to the Congestion Control chapter in this guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 401: Ip Access Control Lists

    Cisco Systems' O&M module offers comprehensive management capabilities to the operators and enables them to operate the system more efficiently. There are multiple ways to manage the system either locally or remotely using its out-of-band management interfaces.
  • Page 402 Can be easily integrated with higher-level network, service, and business layer applications using the Object Management Group's (OMG‘s) Interface Definition Language (IDL) The following figure demonstrates these various element management options and how they can be utilized within the wireless carrier network. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 403: Bulk Statistics Support

    This simplifies the post-processing of statistical data since it can be formatted to be parsed by external, back-end processors. When used in conjunction with the Web Element Manager, the data can be parsed, archived, and graphed. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 404: Threshold Crossing Alerts (Tca) Support

    With this capability, the operator can configure threshold on these resources whereby, should the resource depletion cross the configured threshold, a SNMP Trap would be sent. The following thresholding models are supported by the system: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 405: Ansi T1.276 Compliance

    RADIUS and SSH which are dependent on external elements. ANSI T1.276 compliance in such cases will be the domain of the external element. ANSI T1.276 guidelines will only be implemented for locally configured operators. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 406: Features And Functionality - External Application Support

    CORBA interfaces. The server component is fully compatible with the fault-tolerant Sun® Solaris® operating system. The following figure demonstrates various interfaces between the Web Element Manager and other network components. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 407 License Keys: A license key is required in order to use the Web Element Manager application. Please contact your local Sales or Support representative for more information. Important: For more information on WEM support, refer to the WEM Installation and Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 408: Features And Functionality - Optional Enhanced Feature Software

    IP Security provides a mechanism for establishing secure tunnels from mobile subscribers to pre-defined endpoints (i.e. enterprise or home networks) in accordance with the following standards: RFC 2401, Security Architecture for the Internet Protocol RFC 2402, IP Authentication Header (AH) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 409: Traffic Policing And Shaping

    Lower the IP Precedence: The packet‘s ToS bit is set to ―0‖, thus downgrading it to Best Effort, prior to passing the packet. Note that if the packet‘s ToS bit was already set to ―0‖, this action is equivalent to ―Transmit‖. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 410: Traffic Shaping

    Data for existing Mobile IP sessions is unaffected. Important: For more information on IPSec support, refer to the IP Security chapter in the System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 411: Call/Session Procedure Flows

    PDN Connection Release Initiated by HSGW PDN Connection Release Initiated by P-GW Initial Attach with IPv6/IPv4 Access This section describes the procedure of initial attach and session establishment for a subscriber (UE). Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 412 Initial Attach with IPv6/IPv4 Access Call Flow eAN/ePCF HSGW (MAG) P-GW (LMA) 3GPP AAA Session Setup A11 RRQ (IMSI) PPP-EAP (IMSI-NAI) EAP (IMSI-NAI) PPP-VSNPC-Conf-Req PPP-VSNPC-Conf-Ack PPP-VSNPC-Conf-Req (PDNID) PPP-VSNPC-Conf-Ack (PDNID) RA (prefix = assigned HNP) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 413: Pmipv6 Lifetime Extension Without Handover

    The HSGW sends a Router Advertisement (RA) message with the assigned Prefix. PMIPv6 Lifetime Extension without Handover This section describes the procedure of a session registration lifetime extension by the P-GW without the occurrence of a handover. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 414: Pdn Connection Release Initiated By Ue

    The P-GW responds with a Proxy Binding Acknowledgement (PBA) with the following attributes: Lifetime, MNID, APN. PDN Connection Release Initiated by UE This section describes the procedure of a session release by the UE. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 415 The P-GW looks up the Binding Cache Entry (BCE) based on the HNP, deletes the binding, and responds to the HSGW with a Deregistration PBA with the same attributes (Lifetime=0, MNID, APN, ATT=HRPD, HNP). The HSGW optionally sends a Router Advertisement (RA) with assigned HNP and prefix lifetime=0. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 416: Pdn Connection Release Initiated By Hsgw

    The UE is attached to the EPC and has a PDN connection with the P-GW for PDN-ID=x and APN with assigned HNP. The HSGW MAG service triggers a disconnect of the PDN connection for PDNID=x. The HSGW sends a PPP VSNCP-Term-Req with PDNID=x to the UE. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 417: Pdn Connection Release Initiated By P-Gw

    The HSGW optionally sends a Router Advertisement (RA) with assigned HNP and prefix lifetime=0. PDN Connection Release Initiated by P-GW This section describes the procedure of a session release by the P-GW. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 418 The HSGW MAG service triggers a disconnect of the UE PDN connection for PDNID=x. The HSGW sends a PPP VSNCP-Term-Req with PDNID=x to the UE. The UE acknowledges the receipt of the request with a VSNCP-Term-Ack (PDNID=x). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 419 HRPD Serving Gateway Overview Call/Session Procedure Flows ▀ Step Description The HSGW optionally sends a Router Advertisement (RA) with assigned HNP and prefix lifetime=0. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 420: Supported Standards

    HRPD IOS), March 2009. A.S0017-D v1.0: Interoperability Specification (IOS) for cdma2000 Access Network Interfaces - Part 7 (A10 and A11 Interfaces), June, 2007. X.S0011-D v1.0: cdma2000 Wireless IP Network Standard, March 2006. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 421: Ietf References

    Internet-Draft (draft arkko-eap-aka-kdf): Improved Extensible Authentication Protocol Method for 3rd Generation Authentication and Key Agreement (EAP-AKA) Internet-Draft (draft-muhanna-mext-binding-revocation-01): Binding Revocation for IPv6 Mobility Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 423: Ip Services Gateway Overview

    Chapter 13 IP Services Gateway Overview This chapter provides an overview of the IP Services Gateway (IPSG). This chapter covers the following topics: Introduction Service Modes In-line Services Enhanced Feature Support Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 424: Introduction

    The IPSG allows the carrier to roll out advanced services without requiring a replacement of the HA, PDSN, GGSN, or other access gateways and eliminates the need to add multiple servers to support additional services. Important: The IPSG is a license-dependent feature. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 425: Service Modes

    Figure 113. IPSG Message/Data Flow (RADIUS Server Mode) RADIUS Server Acct Resp Acct Req Acct Req Acct Resp Mobile Internet Station IP Data IP Data Access Gateway GGSN/PDSN/HA) IPSG Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 426: Radius Proxy

    Information is not extracted from the RADIUS accounting responses so they are sent directly to the access gateway by the RADIUS Server, but can also be sent back through the IPSG. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 427 IP Services Gateway Overview Service Modes ▀ Figure 115. IPSG Message/Data Flow (RADIUS Snoop Mode) RADIUS Server Acct Resp Acct Req Acct Req Mobile Internet Station IP Data IP Data Access Gateway (GGSN/PDSN/HA) IPSG Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 428: In-Line Services

    Peer-to-Peer is an in-line service feature that detects peer-to-peer protocols in real time and applies actions such as permitting, blocking, charging, bandwidth control, and TOS marking. For more information, refer to the Peer-to-Peer Detection Administration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 429: Enhanced Feature Support

    The following figure shows the interface and basic message flow of the Gx interface. Figure 116. PSG Message/Data Flow (RADIUS Server Mode - IMS Auth Service) IPSG also supports IMS Authorization Service Session Recovery with the following limitations: Active calls only Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 430: Content Service Steering

    For more information on this feature, please refer to the Session Recovery chapter in the System Enhanced Feature Configuration Guide. Inter-Chassis Session Recovery is not supported. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 431: Packet Data Interworking Function Overview

    This chapter discusses the features and functions of Packet Data Interworking Function (PDIF) software. It includes the following topics: Product Description Product Specifications Interfaces Sample Deployments Features and Functionality - Base Software Features and Functionality - Licensed Enhanced Feature Support Supported Standards and RFCs Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 432: Product Description

    Designed for use exclusively on the Cisco® ASR 5000 Chassis, the Packet Data Interworking Function (PDIF) is a network function based on the 3GPP2 X.S0028-200 standard defining cdma2000 Packet Data Services over an 802.11 WLAN.

  • Page 433: Product Specifications

    RCCs utilize 5 Gbps serial links to ensure connectivity between Ethernet 10/100 or Ethernet 1000 line cards/QGLCs and every PSC in the system for redundancy. Two RCCs can be installed to provide redundancy for line cards and PSCs. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 434: Licenses

    Hardware Installation and Administration Guide. Licenses The PDIF is a licensed product with a session counting license, which can be purchased in 1,000 or 10,000 session increments. For information about PDIF licenses, contact your sales representative. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 435: Interfaces

    When used in a Proxy-MIP network using multiple authentication, RADIUS is used with the AAA servers to authenticate the subscriber using the GTC/MD5 authentication methods. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 436 HA through this interface. This interface is not used for simple IP subscribers. 5. The simple IP interface: This interface provides internet access for simple IP users. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 437: Sample Deployments

    CDMA voice and data networks over the Radio Access Network (RAN). Over the RAN, the DMH implements circuit-switched voice and standard mobile IP (MIP) data over EVDO Rev. A, using the services of a PDSN and an HA. Figure 118. PDIF/FA Mobile IP Implementation Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 438: Mobile Ip / Native Simple Ip Call Minimum Requirements

    • The AAA server does not return the VSA SN1-PDIF-MIP-Required during MS user authentication. Mobile IP Session Setup over IPSec The following diagram and table describe the mobile IP session setup over IPSec. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 439 Table 64. Mobile IP over IPSec Call Flow Description Step Description After the MS learns the IP address of the PDIF, the MS and the PDIF/FA exchange IKE_SA_INIT messages to negotiate an acceptable cryptographic suite. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 440 Although the MS requested a DNS address by including only a single payload option for INTERNAL_IP4_DNS, the PDIF/FA may include both a primary DNS address and a secondary DNS address if one is available. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 441: Simple Ip And Simple Ip Fallback

    In addition, the PDIF/FA supports Simple IP fallback if the MS abandons mobile IP operations due to not being able to successfully finish mobile IP registration after the first TIA-based IPSec tunnel is established. These scenarios are described below. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 442 Under these circumstances, the PDIF/FA opens the IPSec tunnel to data traffic and forwards any packets from the MS to the Internet directly. Any received packets from the Internet will be forwarded to the MS. A summary of this process from the point the TIA is assigned is given below: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 443 The session setup timer expires and the PDIF goes into fallback mode. The PDIF sends a RADIUS Accounting Start message. The AAA server sends a RADIUS Accounting Response message. The PDIF updates the HSS with the TIA address of the subscriber. The HSS sends an acknowledgement to the PDIF. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 444: Simple Ip Fallback Minimum Requirements

    On supported networks, the PDIF/FA only assumes simple IP fallback mode if mobile IP is attempted but fails when the MS tries to use mobile IP as the first choice but encounters a problem such as the HA not responding. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 445: Features And Functionality - Base Software

    The PDIF supports the Packet Services Card 2 (PSC2). The PSC2 is the next-generation packet forwarding card for the ASR 5000. The PSC2 provides increased aggregate throughput and performance, and a higher number of subscriber sessions. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 446: Duplicate Session Detection

    Unsupported Critical Payload Handling This feature provides a mechanism whereby the PDIF ignores all unsupported critical payloads and continues processing as if those payloads were never received. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 447: Registration Revocation

    IPSec sessions exceeds the reasonable limit (or the trigger point with other detection mechanisms), the PDIF invokes the cookie challenge payload mechanism to insure that only legitimate subscribers are initiating the IKEv2 tunnel request, and not a spoofed attack. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 448: Cookie Challenge Statistics

    If the cookie challenge is met, setup continues as normal with an IKE_SA_INIT response message. Cookie Challenge Statistics Cookie challenge statistics appear in the outputs for the following commands: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 449: Radius Accounting

    A RADIUS accounting START message is generated when the session is established. RADIUS INTERIM accounting messages are generated at configured intervals in a call. A RADIUS STOP accounting message is sent to the AAA server when the call ends. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 450: Special Radius Attribute Handling

    Service-Type. Cisco specifies a Service Type of ―framed‖ for PDIF messages. Controlled through the RADIUS dictionary. Framed-Protocol. There is no attribute value defined for IPSec. Cisco specifies a value of ―PPP‖ for PDIF messages. Controlled through the RADIUS dictionary. BSID. Base Station ID is used in billing for calculating time-zone offsets. There is a dummy value set in this attribute for RADIUS messages from the PDIF.

  • Page 451: Mobile Ip And Proxy Mobile Ip Attributes

    Supports configuration of static IPv6 neighbors. Adds link-local addresses to Ethernet type interfaces automatically. Performs Unsolicited Neighbor Advertisement on line card switchover. Responds to neighbor discovery requests for the PDIF IPv6 addresses. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 452: Ipv6 Static Routing

    If both are configured, sessions with an idle- time greater than the idle-time threshold and a connect-time greater than the connect-time-threshold would be selected for disconnection. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 453: Sctp (Stream Control Transmission Protocol) Support

    Provides a mechanism whereby the DNS address present in configurations will be sent to the MS in the CP payload only if the MS requests one. The address 0.0.0.0 is treated as invalid and not included. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 454 ▀ Features and Functionality - Base Software Important: For more information including full definitions for each of the trigger behaviors, see Configuring Crypto Template in Configuration, and also see the Command Line Interface Reference. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 455: Features And Functionality - Licensed Enhanced Feature Support

    Simple IP Proxy Mobile IP Multiple Authentication in a Proxy Mobile IP Network RADIUS Authentication Termination Session Recovery Intelligent Packet Monitoring System (IPMS) Multiple Traffic Selectors Selective Diameter Profile Update Request Control Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 456: Pdif Service

    IKEv2 control packets for establishing IKEv2 PDIF sessions. There is a limit to the number of CHILD SAs supported by each PDIF service. Traditionally, other Cisco services limit this to the number of subscriber sessions. The PDIF treats this as the number of CHILD SAs. This means that if each subscriber establishes only a single CHILD SA, the limit will be equal to the number of subscriber sessions.

  • Page 457: Lawful Intercept

    A failure does not necessarily mean a summary termination of a call. The following configuration: configures result codes 5001, 5002, 5004 and 5005 to mean the session could continue regardless of the error, Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 458: Online Upgrade

    The PDIF supports online software upgrades with a single software version difference between two chassis. For example, upgrading from Release 8.1 to 8.2 is supported. Support for a chassis running greater differences in software versions would be qualified by Cisco on an as-needed basis. Important: Refer to the Maintenance chapter in this guide for information on how to perform the upgrade.
  • Page 459 When the active chassis switches over, the standby chassis becomes active and enables all SRP-activated IP interfaces and IP pools so that it can function as a mirror image of the former primary PDIF. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 460: Operation Over A Common Ipv4 Network

    SRP virtual MAC address and the currently active chassis responds to ARP requests for the shared loopback IP address. This scheme allows fast standby-to-active transitions, since the SRP virtual MAC address does not change during the switchover. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 461: Operation Over A Common Ipv6 Network

    PDIF immediately creates new SCTP connections with the HSS/SLF. In this reestablishment process, the backup chassis sends an Unsolicited Neighbor Advertisement message to the adjacent switch, which is then used to overwrite its port MAC address table as shown in the diagram below. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 462: Other Devices

    Only the physical port in the switch changes due to the switchover operation by G-ARP, and the rest of the ASR 5000 information (IP address and MAC address) remains the same. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 463: Session Recovery Support

    To ensure task recovery, these pairs are started on physically different PSCs. Important: For more information on session recovery support, refer to Session Recovery in the System Enhanced Feature Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 464: Ipsec/Ikev2

    IP registration process might fail under certain situations. If the mobile IP registration failures are due to HA reachability issues or any authentication problems, the MS should still be ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 465: Simple Ip

    Important: Refer to Proxy Mobile-IP in the System Administration Guide for more information. Multiple Authentication in a Proxy Mobile IP Network Multiple authentication requires authenticating both the device and the subscriber. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 466: Radius Authentication

    IMSI number (which is the calling station ID). Once the AAA server returns an Access-Accept message, optional attributes such as Framed-IP-Address and HA address are expected for the subsequent session setup processing. The ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 467: First-Phase Authentication

    EAP. This could be the same AAA server as those deployed in any existing EV-DO network. In this case, EAP authentication happens between the MS and the PDIF. The protocol stack between the PDIF and the AAA server is RADIUS over UDP over IPv4. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 468: Termination

    Datapath that includes daughter cards, daughter card managers, and the NPU. The session recovery feature is disabled by default on the system, even when the feature use key is present. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 469: Intelligent Packet Monitoring System (Ipms)

    During traffic selector negotiation, each endpoint sends two traffic selector payloads in the messages exchanged during the creation of an IPSec SA. The first traffic selector payload is known as the TSi (Traffic Selector-initiator) and the Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 470: Selective Diameter Profile Update Request Control

    FMC-Type value to voice, the PDIF and the HSS exchange PUR and PUA messages. When the AAA server sets the FMC-Type value to data, the PDIF and the HSS do not exchange PUR and PUA messages. This feature is enabled by default and requires no configuration. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 471: Supported Standards And Rfcs

    RFC 2401 (November 1998): ―Security Architecture for the Internet Protocol‖ RFC 2403 (November 1998): ―The Use of HMAC-MD5-96 within ESP and AH‖ RFC 2404 (November 1998): ―The Use of HMAC-SHA-1-96 within ESP and AH‖ Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 472: Object Management Group (Omg) Standards

    RFC 4718 (October 2006): ―IKEv2 Clarifications and Implementation Guidelines‖ RFC 4835 (April 2007): ―Cryptographic Algorithm Implementation RFC Requirements for Encapsulating Security Payload (ESP) and Authentication Header (AH)‖ Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 473: Pdg/Ttg Overview

    This chapter contains general overview information about the Packet Data Gateway/Tunnel Termination Gateway (PDG/TTG), including: Product Description Product Specifications Network Deployment(s) and Interfaces Features and Functionality Features Not Supported in This Release How the PDG/TTG Works Supported Standards Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 474: Product Description

    ▀ Product Description Product Description The Cisco® ASR 5000 Chassis provides 3GPP mobile operators with a flexible solution that functions as a Packet Data Gateway/Tunnel Termination Gateway (PDG/TTG) in 3G UMTS wireless data networks. The PDG/TTG consists of new software for the ASR 5000.

  • Page 475: Product Specifications

    Switch Processor Input/Outputs (SPIOs): Installed in the upper-rear chassis slots directly behind the SMCs, SPIOs provide connectivity for local and remote management and for central office (CO) alarms. Up to two SPIOs can be installed; one active, one redundant. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 476: Operating System Requirements

    GPRS/UMTS wireless data services is located in the Hardware Platform Overview chapter of the Product Overview Guide. Operating System Requirements TTG functionality is available for the ASR 5000 running StarOS Release 9.0 or later. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 477: Network Deployment(S) And Interfaces

    The SGTP service enables the TTG to use GTP over the Gn' interface to carry packet data between itself and the GGSN. The GGSN establishes a corresponding connection over the Gi reference point toward the PDN/Internet. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 478: Pdg/Ttg Logical Network Interfaces (Reference Points)

    GTP Echo Gi (TTG The Gi reference point is located between the GGSN and the Packet Data Network (PDN) for WLAN IP access mode only) when the PDG/TTG is in TTG mode. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 479: Features And Functionality

    Configure the IPv4 address for the service: This is the IP address of the TTG to which the UEs in the WLAN attempt to connect, sending IKEv2 messages to this address to establish IPSec tunnels. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 480: Ttg Mode

    IKEv2 Diffie-Hellman groups: 1, 2, 5, and 14 IPSec ESP (Encapsulating Security Payload) encryption: AES-CBC with 128 bits, AES-CBC with 256 bits, 3DES-CBC, and DES-CBC IPSec integrity: HMAC-SHA1-96, HMAC-MD5 IKEv2 and IPSec rekeying ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 481: Multiple Digital Certificate Selection Based On Apn

    The total number of tokens can not be greater than the burst size. If the total number of tokens is greater than the burst size, the number is set to equal the burst size. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 482: Dscp Marking For Ipsec Access

    The following matrix can be used to determine the DSCP markings used based on the configured traffic class and Allocation/Retention Priority: Table 69. Default DSCP Value Matrix Allocation Priority Traffic Handling Priority af21 af21 af21 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 483: Wlan Access Control

    IPSec SA for a subscriber session after it creates the GTP tunnel to the GGSN over the Gn' interface. The TTG sends an accounting START message to the AAA server after successful completion of both GTP tunnel creation on the Gn' interface and IPsec SA creation on the Wu interface. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 484: Eap Fast Re-Authentication Support

    EAP server. Multiple APN Support for IPSec Access The PDG/TTG supports multiple wireless APNs for the same UE (the same IMSI) for use during subscriber authorization. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 485: Lawful Intercept

    The IPSec session recovery feature is a licensed feature on the PDG/TTG. It provides seamless failover and nearly instantaneous reconstruction of subscriber session information in the event of a hardware or software fault within the Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 486: Congestion Control

    Service Congestion Policies: Congestion policies are configurable for each service. These policies dictate how services respond when the system detects that a congestion condition threshold has been crossed. Important: For more information on congestion control, refer to the System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 487: Bulk Statistics

    Thresholding on the system is used to monitor the system for conditions that could potentially cause errors or outages. Typically, these conditions are temporary (i.e., high CPU utilization or packet collisions on a network) and are quickly Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 488 Outstanding alarms are reported to the system‘s alarm subsystem and are viewable through the Alarm Management menu in the Web Element Manager. Important: For more information on threshold crossing alert configuration, refer to the Thresholding Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 489: Features Not Supported In This Release

    PDG/TTG Overview Features Not Supported in This Release ▀ Features Not Supported in This Release The following features are not supported in this PDG/TTG software release: Link aggregation IPv6 MPLS Firewall Peer-to-Peer Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 490: How The Pdg/Ttg Works

    TTG Connection Establishment The figure below shows the message flow during TTG connection establishment. The table that follows the figure describes each step in the message flow. Figure 128. TTG Connection Establishment ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 491 After receiving the IP address of the TTG from the WiFi access point, the UE initiates an IKEv2/IPSec tunnel by sending an IKE_SA_INIT Request to the TTG. The UE includes the SA, KE, Ni, and NAT-Detection Notify payloads in the IKEv2 exchange. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 492 The TTG sends a DER (or RADIUS AR) message to the AAA server. This DER message contains the EAP-Payload AVP with an EAP-AKA challenge or EAP-SIM challenge response and challenge received from the UE. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 493 The TTG sends an IKE_AUTH Response with the AUTH payload computed from the MSK. The TTG assigns the IP address received from the GGSN to the UE in the configuration payload along with DNS addresses and other parameters. The TTG session/IPSec SA is fully established and ready for data transfer. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 494: Supported Standards

    System Aspects; Telecommunication management; Charging management; Wireless Local Area Network (WLAN) charging (Release 7)‖. 3GPP TS 33.234 (V6.9.0): ―3rd Generation Partnership Project; Technical Specification Group Service and System Aspects; 3G Security; Wireless Local Area Network (WLAN) interworking security (Release 6)‖. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 495: Ietf References

    RFC 4478 (April 2006): ―Repeated Authentication in Internet Key Exchange (IKEv2) Protocol‖. RFC 4718 (October 2006): ―IKEv2 Clarifications and Implementation Guidelines‖. RFC 4835 (April 2007): ―Cryptographic Algorithm Implementation RFC Requirements for Encapsulating Security Payload (ESP) and Authentication Header (AH)‖. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 497: Pdn Gateway Overview

    Chapter 16 PDN Gateway Overview The Cisco® ASR 5000 provides wireless carriers with a flexible solution that functions as Packet Data Network (PDN) Gateway (P-GW) in 3GPP2 evolved High Rate Packet Data (eHRPD) and Long Term Evolution-System Architecture Evolution (LTE-SAE) wireless data networks.

  • Page 498: Ehrpd Network Summary

    Core (EPC). The EPC is a high-bandwidth, low-latency packet network also know as System Architecture Evolution (SAE), supporting the Long Term Evolution Radio Access Network (LTE RAN). The following figure shows the relationship of the eHRPD network with the EPC. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 499: Ehrpd Network Components

    The eAN is a logical entity in the radio access network used for radio communications with an access terminal (mobile device). The eAN is equivalent to a base station in 1x systems. The eAN supports operations for EPS – eHRPD RAN in addition to legacy access network capabilities. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 500: Evolved Packet Control Function (Epcf)

    LTE and HRPD with the following requirements: Sub 300ms bearer interruption Inter-technology handoff between 3GPP E-UTRAN and HRPD Intra-technology handoff between an HSGW and an existing PDSN Support for inter-HSGW fast handoff via PMIPv6 Binding Update ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 501: Sae Network Summary

    UMTS, and LTE) and non-3GPP radio access technologies, including CDMA, WiMAX, WiFi, High Rate Packet Data (HRPD), evolved HRPD, and ETSI defined TISPAN networks. The following figure shows the interworking of the EPC with the different radio access technologies. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 502: E-Utran Epc Network Components

    ▀ SAE Network Summary GERAN SGSN UTRAN PCRF E-UTRAN S-GW P-GW 3GPP eNodeB Non-3GPP OCS/ ePDG OFCS Enterprise Internet WLAN E-UTRAN EPC Network Components The E-UTRAN EPC network is comprised of the following components: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 503: Enodeb

    HRPD access node (terminating S101 reference point) selection for handovers to HRPD Transparent transfer of HRPD signalling messages and transfer of status information between E-UTRAN and HRPD access, as specified in the pre-registration and handover flows Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 504: Serving Gateway (S-Gw)

    DL rate enforcement based on AMBR (Aggregate Max Bit Rate) and based on the accumulated MBRs of the aggregate of SDFs with the same GBR QCI DHCPv4 and DHCPv6 functions (client, relay and server) LMA for PMIPv6 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 505: Product Description

    UE. A UE may have simultaneous connectivity with more than one P-GW for accessing multiple PDNs. The P-GW performs policy enforcement, packet filtering for each user, charging support, lawful interception and packet screening. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 506 Mobility anchor for mobility between 3GPP access systems and non-3GPP access systems. This is sometimes referred to as the SAE Anchor function. Policy enforcement (gating and rate enforcement) Per-user based packet filtering (deep packet inspection) Charging support ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 507 P-GW includes the function of a Local Mobility Anchor (LMA) according to draft-ietf-netlmm-proxymip6, if PMIP-based S5 or S8 is used. The P-GW includes the function of a DSMIPv6 Home Agent, as described in draft-ietf-mip6-nemo-v4traversal, if S2c is used. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 508: Product Specifications

    The following application and line cards are required to support P-GW functionality on an ASR 5000 platform: System Management Cards (SMCs): Provides full system control and management of all cards within the ASR 5000 platform. Up to two SMC can be installed; one active, one redundant. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 509: Operating System Requirements

    Important: Additional information pertaining to each of the application and line cards required to support LTE- SAE services is located in the Hardware Platform Overview chapter of the ASR 5000 Series Product Overview Guide. Operating System Requirements The P-GW is available for the ASR 5000 chassis running StarOS Release 9.0 or later.

  • Page 510: Network Deployment(S)

    PDN Gateway Supporting eHRPD to E-UTRAN/EPC Connectivity The following figure displays a simplified network view of the P-GW supporting an eHRPD network and how it interconnects with other 3GPP Evolved-UTRAN/Evolved Packet Core network devices. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 511: Supported Logical Network Interfaces (Reference Points)

    Supported Logical Network Interfaces (Reference Points) The following figure displays the network interfaces between a PDN Gateway, other E-UTRAN network devices, a packet data network, and an HSGW in an eHRPD network. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 512 S5/S8 Interface This reference point provides tunneling and management between the S-GW and the P-GW. The S8 interface is used for roaming scenarios. The S5 interface is used for non-roaming. Supported protocols: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 513 FA mode which allows connectivity to trusted non-3GPP IP access points that do not support PMIP. Supported protocols: Transport Layer: UDP, TCP Tunneling: GRE IPv6 Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 514 This reference point provides connectivity between the P-GW and a packet data network. This interface can provide access to a variety of network types including an external public or private PDN and/or an internal IMS service provisioning network. Supported protocols: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 515 L1/L2 L1/L2 For more information on the Gx interface, refer to Dynamic Policy Charging Control (Gx Reference Interface) in the Features and Functionality - Base Software section of this guide. Rf Interface Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 516 The Gy reference interface enables online accounting functions on the P-GW in accordance with 3GPP Release 8 specifications. Supported protocols: Transport Layer: TCP Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet P-GW Diameter Diameter IPv4 / IPv6 IPv4 / IPv6 L1/L2 L1/L2 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 517: Pdn Gateway In The E-Utran/Epc Network

    Evolved-UTRAN/Evolved Packet Core network devices. Figure 132. P-GW in the E-UTRAN/EPC Network E-UTRAN PCRF Signaling Interface OFCS Bearer Interface 3GPP Rf / Gz S-GW S1-MME P-GW S5/S8 S1-U eNodeB Enterprise Trusted/Untristed Non-3GPP Devices Internet Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 518: Supported Logical Network Interfaces (Reference Points)

    OFCS PCRF Signaling Interface Bearer Interface Rf / Gz 3GPP P-GW S-GW S5/S8 Enterprise Internet The P-GW provides the following logical network interfaces in support of eHRPD to E-UTRAN/EPC connectivity: S5/S8 Interface ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 519 QoS profiles for UEs (for non-3GPP access) in the event that dynamic PCC is not supported. Supported protocols: Transport Layer: TCP, SCTP Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 520 Charging Enforcement Function (PCEF) on the P-GW and a Policy and Charging Rules Function (PCRF) server. Supported protocols: Transport Layer: TCP, SCTP Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 521 The Gz reference interface enables offline accounting functions on the P-GW. The P-GW collects charging information for each mobile subscriber UE pertaining to the radio network usage. Supported protocols: Transport Layer: TCP Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 522 The P-GW collects charging information for each mobile subscriber UE pertaining to the radio network usage. Supported protocols: Transport Layer: TCP Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet P-GW OFCS Diameter Diameter IPv4 / IPv6 IPv4 / IPv6 L1/L2 L1/L2 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 523: Features And Functionality - Base Software

    Session Recovery Support IPv6 Capabilities Enables increased address efficiency and relieves pressures caused by rapidly approaching IPv4 address exhaustion problem. The P-GW offers the following IPv6 capabilities: Native IPv6 and IPv6 transport Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 524: Source Ip Address Validation

    In the StarOS 9.0 release, the Cisco EPC core platforms support one or more EPS bearers (default plus dedicated). An EPS bearer is a logical aggregate of one or more Service Data Flows (SDFs), running between a UE and a P-GW in the case of a GTP-based S5/S8 interface, and between a UE and HSGW in case of a PMIP-based S2a interface.

  • Page 525: Lawful Intercept

    X3 content delivery: Includes intercepted call content for all default and dedicated EPS bearers. The intercepted call control data is encoded in a Cisco proprietary message header format using an optional TLV field to pack the IRI information. The message header also includes other identifying information including sequence numbers, timestamps and session &...

  • Page 526: Local Break-Out

    PDN Gateway Overview ▀ Features and Functionality - Base Software A total of 20,000 simultaneous LI triggers can be provisioned on the Cisco P-GW. Cisco‘s LI solution is currently interoperable with leading mediation solutions from a number of partners. Important: For more information on Lawful Intercept support, refer to the Lawful Intercept Configuration Guide.

  • Page 527: Proxy Mobile Ipv6 (S2A)

    S5/S8: Trace Session Activation (New message defined in TS 32.422) Performance Goals: As subscriber level trace is a CPU intensive activity the max number of concurrently monitored trace sessions per Cisco P-GW is 32. Use in a production network should be restricted to minimize the impact on existing services.

  • Page 528: Session Recovery Support

    PSC/PSC2 during the upgrade process. Important: For more information on session recovery support, refer to the Session Recovery chapter in the System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 529: Quality Of Service Management Features

    Flow Templates (TFT's) in the downlink direction for mapping inbound Service Data Flows (SDFs) to EPS bearers. The P-GW maps the traffic based on the downlink TFT to the S5/S8 bearer. The Cisco PDN GW offers all of the following...

  • Page 530: Dscp Marking

    The Enhanced Charging Service provides an integrated in-line service for inspecting subscriber data packets and generating detail records to enable billing based on usage and traffic patterns. Other features include: Content Analysis Support Content Service Steering ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 531 Pre-paid: In a pre-paid environment, the subscribers pay for service prior to use. While the subscriber is using the service, credit is deducted from subscriber's account until it is exhausted or call ends. The pre-paid Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 532 The ECS content analyzers are able to inspect and maintain state across various protocols at all layers of the OSI stack. ECS system supports, inspects, and analyzes the following protocols: TFTP SMTP POP3 HTTP ICMP ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 533 To meet the requirements of standard solutions and at the same time, provide flexible and detailed information on service usage, the Enhanced Charging Service (ECS) provides the following type of usage records: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 534 Multiple Service support includes: The ability to identify and process the service or group of services that are subject to different cost structures. Independent credit control of multiple services in a single credit control sub-session. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 535 Diameter agents can be introduced to provide features such as multi-path message routing or message and session redirection features. The Cisco implementation is based on the following standards: RFC 4006 generic DCCA, including:...

  • Page 536: Online/Offline Charging

    Trigger-Type: This AVP defines a set of events which will induce a re-authentication of the current session and its quota categories. Online/Offline Charging The Cisco EPC platform offers support for online and offline charging interactions with external OCS and CGF/CDF servers. Online Charging Gy/Ro Reference Interface The StarOS 9.0 online prepaid reference interface provides compatibility with the 3GPP TS 23.203, TS 32.240, TS...

  • Page 537: Aaa Server Groups

    Gy reference interface to adjunct OCS servers (See Online Charging description above). Rf Reference Interface The Cisco EPC platforms also support the Rf reference interface to enable direct transfer of charging files from the CTF function of the P-GW to external CDF/CGF servers. This interface uses Diameter Accounting Requests (Start, Stop, Interim, and Event) to transfer charging records to the CDF/CGF.

  • Page 538: Dynamic Policy Charging Control (Gx Reference Interface)

    Provide the ability to set or modify APN-AMBR for a default EPS bearer Create or modify QoS service priority by including QCI values in PCC rules transmitted from PCRF to PCEF functions ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 539: Network Operation Management Functions

    S5/S8 GTP (E-UTRAN EPC) In accordance with 3GPP TS 23.401 the Cisco P-GW platform supports GTPv2-C and GTPv1-U call control and user plane tunnelling. A GTP tunnel is identified in each node with a Tunnel Endpoint ID (TEID), an IP address and a UDP port number.

  • Page 540: Multiple Pdn Support

    For IP address auto configuration (IPv6) S2a (eHRPD) The Cisco P-GW can anchor non 3GPP calls from a trusted e-HRPD access network using the Proxy Mobile IPv6 protocol. In a PMIPv6 implementation, the P-GW includes the function of a Local Mobility Anchor Point (LMA) according to draft-ietf-netlmm-proxymip6.

  • Page 541: Ip Access Control Lists

    All subscriber sessions facilitated by a specific context Important: For more information on IP access control lists, refer to the IP Access Control Lists chapter in the System Enhanced Feature Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 542: System Management Features

    In addition, all management is performed out-of-band for security and to maintain system performance. Cisco's O&M module offers comprehensive management capabilities to the operators and enables them to operate the system more efficiently. There are multiple ways to manage the system either locally or remotely using its out-of-band management interfaces.

  • Page 543: Bulk Statistics Support

    The system's support for bulk statistics allows operators to choose to view not only statistics that are of importance to them, but also to configure the format in which it is presented. This simplifies the post-processing of statistical data since it can be formatted to be parsed by external, back-end processors. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 544: Threshold Crossing Alerts (Tca) Support

    However, continuous or large numbers of these error conditions within a specific time interval may be indicative of larger, more severe issues. The purpose of thresholding is to help identify potentially severe conditions so that immediate action can be taken to minimize and/or avoid system downtime. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 545: Ansi T1.276 Compliance

    A subset of these guidelines where applicable to each platform will be implemented. A known subset of guidelines, such as certificate authentication, are not applicable to either product. Furthermore, the platforms support a Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 546 RADIUS and SSH which are dependent on external elements. ANSI T1.276 compliance in such cases will be the domain of the external element. ANSI T1.276 guidelines will only be implemented for locally configured operators. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 547: Features And Functionality - Inline Service Support

    Peer-to-Peer Detection Content Filtering The Cisco P-GW offers two variants of network-controlled content filtering / parental control services. Each approach leverages the native DPI capabilities of the platform to detect and filter events of interest from mobile subscribers based on HTTP URL or WAP/MMS URI requests: Integrated Content Filtering: A turnkey solution featuring a policy enforcement point and category based rating database on the Cisco P-GW.

  • Page 548: Icap Interface

    And this would include identifying P2P traffic in the network and applying appropriate controlling functions to the same (for example, content-based premium billing, QoS modifications, and other similar treatments). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 549 PDN Gateway Overview Features and Functionality - Inline Service Support ▀ Cisco‘s P2P detection technology makes use of innovative and highly accurate protocol behavioral detection techniques. Important: For more information on peer-to-peer detection, refer to the Peer to Peer Detection Administration Guide.

  • Page 550: Features And Functionality - External Application Support

    CORBA interfaces. The server component is fully compatible with the fault-tolerant Sun® Solaris® operating system. The following figure demonstrates various interfaces between the Cisco Web Element Manager and other network components. ▄ Cisco ASR 5000 Series Product Overview...
  • Page 551 PDN Gateway Overview Features and Functionality - External Application Support ▀ Figure 135. Web Element Manager Network Interfaces Important: For more information on WEM support, refer to the WEM Installation and Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 552: Features And Functionality - Optional Enhanced Feature Software

    Even though Cisco provides excellent intra-chassis redundancy with these two schemes, certain catastrophic failures which can cause total chassis outages, such as IP routing failures, line-cuts, loss of power, or physical destruction of the chassis, cannot be protected by this scheme.

  • Page 553: Ip Security (Ipsec) Encryption

    These capabilities are insured through use of cryptographic techniques. The Cisco P-GW supports IKEv1 and IPSec encryption using IPv4 addressing. IPSec enables the following two use cases: Encryption of S8 sessions and EPS bearers in roaming applications where the P-GW is located in a separate administrative domain from the S-GW IPSec ESP security in accordance with 3GPP TS 33.210 is provided for S1 control plane, S1 bearer plane and S1...

  • Page 554: Traffic Policing And Shaping

    The bandwidth enforcement can be done in the downlink and the uplink direction independently. If there is no more buffer space available for subscriber data system can be configured to either drop the packets or kept for the next scheduled traffic session. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 555: Layer 2 Traffic Management (Vlans)

    Therefore, each Ethernet port can be viewed as containing many logical ports when VLAN tags are employed. Important: For more information on VLAN support, refer to the VLANs chapter in the System Enhanced Feature Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 556: How The Pdn Gateway Works

    PDN Connection Release Initiated by HSGW PDN Connection Release Initiated by P-GW Initial Attach with IPv6/IPv4 Access This section describes the procedure of initial attach and session establishment for a subscriber (UE). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 557 Figure 136. Initial Attach with IPv6/IPv4 Access Call Flow eAN/ePCF HSGW (MAG) P-GW (LMA) 3GPP AAA Session Setup A11 RRQ (IMSI) PPP-EAP (IMSI-NAI) EAP (IMSI-NAI) PPP-VSNPC-Conf-Req PPP-VSNPC-Conf-Ack PPP-VSNPC-Conf-Req (PDNID) PPP-VSNPC-Conf-Ack (PDNID) RA (prefix = assigned HNP) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 558: Pmipv6 Lifetime Extension Without Handover

    The HSGW sends a Router Advertisement (RA) message with the assigned Prefix. PMIPv6 Lifetime Extension without Handover This section describes the procedure of a session registration lifetime extension by the P-GW without the occurrence of a handover. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 559: Pdn Connection Release Initiated By Ue

    The P-GW responds with a Proxy Binding Acknowledgement (PBA) with the following attributes: Lifetime, MNID, APN. PDN Connection Release Initiated by UE This section describes the procedure of a session release by the UE. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 560 The P-GW looks up the Binding Cache Entry (BCE) based on the HNP, deletes the binding, and responds to the HSGW with a Deregistration PBA with the same attributes (Lifetime=0, MNID, APN, ATT=HRPD, HNP). The HSGW optionally sends a Router Advertisement (RA) with assigned HNP and prefix lifetime=0. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 561: Pdn Connection Release Initiated By Hsgw

    The UE is attached to the EPC and has a PDN connection with the P-GW for PDN-ID=x and APN with assigned HNP. The HSGW MAG service triggers a disconnect of the PDN connection for PDNID=x. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 562: Pdn Connection Release Initiated By P-Gw

    The HSGW optionally sends a Router Advertisement (RA) with assigned HNP and prefix lifetime=0. PDN Connection Release Initiated by P-GW This section describes the procedure of a session release by the P-GW. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 563 The HSGW responds to the BRI message with a Binding Revocation Acknowledgement (BRA) message with the sane attributes (MNID, APN, HNP). The HSGW MAG service triggers a disconnect of the UE PDN connection for PDNID=x. The HSGW sends a PPP VSNCP-Term-Req with PDNID=x to the UE. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 564: Gtp Pdn Gateway Call/Session Procedures In An Lte-Sae Network

    The following topics and procedure flows are included: Subscriber-initiated Attach (initial) Subscriber-initiated Detach Subscriber-initiated Attach (initial) This section describes the procedure of an initial attach to the EPC network by a subscriber. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 565 Create Default Bearer Rsp Attach Accept Radio Bearer Est Req Radio Bearer Est Rsp Attach Complete Uplink Data Update Bearer Req Update Bearer Rsp Downlink Data Update Location Req Update Location Rsp Data Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 566 If dynamic PCC is deployed, the P-GW interacts with the PCRF to get the default PCC rules for the UE. The IMSI, UE IP address, User Location Information, RAT type, AMBR are provided to the PCRF by the P-GW if received by the previous message. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 567: Subscriber-Initiated Detach

    The HSS stores the APN and P-GW address pair and sends an Update Location Response to the MME. Bidirectional data is passed between the UE and PDN. Subscriber-initiated Detach This section describes the procedure of detachment from the EPC network by a subscriber. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 568 If Switch Off indicates that the detach is not due to a switch off situation, the MME sends a Detach Accept message to the The MME releases the S1-MME signalling connection for the UE by sending an S1 Release command to the eNodeB with Cause = Detach. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 569: Supported Standards

    3GPP TS 29.275: Proxy Mobile IPv6 (PMIPv6) based Mobility and Tunnelling protocols, version 8.1.0 3GPP TS 29.281: GPRS Tunnelling Protocol User Plane (GTPv1-U) 3GPP TS 32.295: Charging management; Charging Data Record (CDR) transfer Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 570: Gpp2 References

    RFC 4861: Neighbor Discovery for IP Version 6 (IPv6) RFC 4862: IPv6 Stateless Address Autoconfiguration RFC 5094: Mobile IPv6 Vendor Specific Option RFC 5149: Mobile IPv6 Vendor Specific Option RFC 5213: Proxy Mobile IPv6 Internet-Draft (draft-ietf-netlmm-proxymip6-07.txt): Proxy Mobile IPv6 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 571: Object Management Group (Omg) Standards

    Internet-Draft (draft-ietf-netlmm-grekey-option-01.txt): GRE Key Option for Proxy Mobile IPv6, work in progress Internet-Draft (draft-ietf-mext-binding-revocation-02.txt): Binding Revocation for IPv6 Mobility, work in progress Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 573: Session Control Manager Overview

    This chapter contains general overview information about the Session Control Manager (SCM) including: Product Description Product Specifications Network Deployments and Interfaces Features and Functionality - Base Software Features and Functionality - Licensed Enhanced Feature Support How the SCM Works Supported Standards Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 574: Product Description

    3GPP/3GPP2 Breakout Gateway Control Function (BGCF) 3GPP/3GPP2-compliant Emergency Call/Session Control Function (E-CSCF) 3GPP/IETF-compliant Access Border Gateway (A-BG) As standards-based network elements, SCM components can be integrated with each other or with third-party IMS components. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 575: Ims Architecture

    Collectively, CSCFs are responsible for managing an IMS session, including generating Call Detail Records (CDRs). Four functional behaviors are defined for the CSCF: Proxy Interrogating Serving Emergency The following figure shows the general interaction between the CSCF components and the supporting servers. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 576 I-CSCF Server S-CSCF Application CSCFs Servers In addition, the SCM may act as an Access Border Gateway (A-BG). The following figure shows the general interaction between the A-BG and the supporting servers. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 577: Proxy-Cscf

    The P-CSCF is the handset‘s first point of entry into the IMS and is also the outbound proxy for SIP. Once the P-CSCF has completed all of the functions for which it is responsible, the call setup is handed off to the Interrogating-CSCF (I- CSCF). Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 578: Interrogating-Cscf

    The S-CSCF also interacts with the HSS for: User authentication Emergency registration Location management User data handling A Breakout Gateway Control Function is integrated into the SCM‘s S-CSCF to support PSTN calls. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 579 S-CSCF from the HSS using the procedure detailed above and routes the request to the S-CSCF. Responses are also routed to the S-CSCF. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 580: Emergency-Cscf

    E-CSCF can route the request to the appropriate PSAP. E-CSCF Interfaces The following diagram shows the interfaces/reference points associated with the E-CSCF: A-BG The A-BG is responsible for: Border Control for both Signaling and Bearer Intelligent Routing ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 581 Dropping of Register containing Contact header pointing to CSCF service ip:port Limited number of contacts on which Forking is allowed Dropping of Requests coming from source address other than the Register request's source address Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 582: Product Specifications

    The SCM is a licensed product. A session use license key must be acquired and installed to use the SCM service. The following licenses are available for this product: SCM Software License Serving-CSCF Proxy-CSCF A-BG ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 583: Hardware Requirements

    PSC/PSC2 in the system for redundancy. Two RCCs can be installed to provide redundancy for all line cards and PSCs/PSC2s. Additional information pertaining to each of the application and line cards required to support GPRS/UMTS wireless data services is located in the Hardware Platform Overview. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 584: Operating System Requirements

    Session Control Manager Overview ▀ Product Specifications Operating System Requirements The SCM is available for the ASR 5000 running StarOS Release 8.1 or later. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 585: Network Deployments And Interfaces

    Logical Network Interfaces (Reference Points) Interfaces, used to support IMS in a CDMA network, can be defined within two categories: SIP and DIAMETER. The SCM incorporates standards-based interfaces for both SIP and DIAMETER network architectures. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 586 The reference point between the P-CSCF/A-BG and the Charging Rule Function (CRF)/Policy Decision Point (PDP) (PCRF) used for Service Based Bearer Control (SBBC). It identifies any P-CSCF/A-BG restrictions to be applied to the identified packet flows. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 587: Scm In A Gsm/Umts Data Network Deployment

    SCM incorporates standards-based interfaces for both SIP and DIAMETER network architectures. SIP Interfaces The following table provides descriptions of SIP interfaces supported by the SCM in a GSM/UMTS network deployment. Table 82. SIP Interfaces in a GSM/UMTS Network Interface Description Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 588 This interface is used in a 3GPP2 Release 7 implementation. The reference point between the S-CSCF and Home Subscriber Server (HSS). The Sh interface is used for retrieval and update of call feature data parameters. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 589: Call Forking

    Public Safety Answering Point (PSAP). Mobile-to-Mobile SIP calls - supports SIP-based VoIP calls between mobile data users. Public Switched Telephone Network (PSTN) calls - can be routed through a 3GPP/2 compliant BGCF located in the S-CSCF. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 590: Error Handling

    IMS compliant, having this protocol interworking function at the edge allows the IMS core to be IMS compliant. After the interworking function inserts all necessary IMS headers toward the IMs core, the call appears to the IMS core network elements as if it is coming from an IMS-compliant UE. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 591: Msrp Support

    A set of event notifications used to inform SIP node of changes made to a registration. Signaling Compression (SigComp) SigComp compresses SIP call setup messages and is supported on the P-CSCF component. This reduces bandwidth demands on the RAN and reduces setup times. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 592: Sip Denial Of Service (Dos) Attack Prevention

    When integrated into Cisco's session-aware Home Agent or GGSN platform, the SCM becomes the first SIP hop in the network, allowing operators to monitor and control all SIP-based sessions and execute additional value-added functions.

  • Page 593: Sip Routing Engine

    Call Forward Not Registered (CFNR) Call Forward Unconditional (CFU) Call Transfer Call Waiting Caller ID Display (CID) Caller ID Display Blocked (CIDB) Feature Code Activation/De-activation Follow Me/Find Me Locally Allowed Abbreviated Dialing Outbound Call Restrictions/Dialing Permissions Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 594 ―tearing down‖ all the other calls. There are two possible implementations of this feature; one a sequential implementation in which each destination is attempted in ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 595: Trust Domain

    Short Code Dialing - This feature allows the subscriber to dial a short code such as #PAYor #MIN. The SCM translates these codes and routes the call. Trust Domain Enables the identification of trusted network entities. This keeps subscriber information confidential when it is received. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 596: Features And Functionality - Licensed Enhanced Feature Support

    Even though Cisco Systems provides excellent intra-chassis redundancy with these two schemes, certain catastrophic failures which can cause total chassis outages, such as IP routing failures, line-cuts, loss of power, or physical destruction of the chassis, cannot be protected by this scheme.

  • Page 597: Ipsec Support

    For more information on IPSec support, refer to the IP Security chapter in the System Enhanced Feature Configuration Guide. IPv4-IPv6 Interworking This feature allows the P-CSCF to provide IPv4-IPv6 interworking in the following scenarios: When UEs are IPv6-only and the IMS core network is IPv4-only Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 598 IPv 4 / IPv 6 IPv 6 P - CSCF I - CSCF S - CSCF IPv 6 / IPv 4 IPv 4 IPv4 Dual Stack IPv 4 IMS Core network IPv4/IPv6 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 599: Ipv6 Support

    For this feature, you may bind a CSCF service to either an IPv4 address or to an IPv6 address, but not both simultaneously. The following diagram shows the implementation where CSCF supports only IPv4. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 600 ▀ Features and Functionality - Licensed Enhanced Feature Support Figure 151. IPv4 Configuration With IPv6 support, the configuration supported would look like the following diagram. The DNS server could be either IPv4 or IPv6. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 601: Session Recovery Support

    PSC. In this mode, recovery is performed by using the mirrored ―standby-mode‖ session manager task(s) running on active PSCs. The ―standby-mode‖ task is renamed, made active, and is then populated using information from other tasks such as AAA manager. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 602 Important: Session Recovery is supported for either IPv4 or IPv6 traffic. Important: For more information on session recovery support, refer to the Session Recovery chapter in the System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 603: How The Scm Works

    Translation lists help modify request-uri (i.e. addressing of a CSCF session). One example is that E.164 numbers could be altered by adding prefixes and suffixes or the request-uri could be modified based on the registration database. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 604: Route Lists

    (DMS), State Memory Size (SMS), and Cycles Per Bit (CPB). Failure Acknowledgement - P-CSCF replies with NACK on decompression failure. SIP/SDP Static Dictionaries - P-CSCF supports the Session Initiation Protocol/Session Description Protocol Static Dictionary for Signaling Compression. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 605: Supported Standards

    Description Protocol (SDP); Stage 3 TR 29.847 Conferencing based on SIP, SDP, and other protocols; Functional models, information flows and protocol details TR 33.978 Security aspects of early IP Multimedia Subsystem (IMS) TS 22.101 Service principles Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 606 TS 32.225 Telecommunication management; Charging management; Charging data description for the IP Multimedia Subsystem (IMS) TS 32.240 Telecommunication management; Charging management; Charging architecture and principles TS 32.260 Telecommunication management; Charging management; IP Multimedia Subsystem (IMS) charging TS 33.102 3G security; Security architecture ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 607: Release 7 3Gpp2 References

    X.S0016-000-A v1.0 3GPP2 Multimedia Messaging System MMS Specification Overview, Revision A X.S0027-002-0 v1.0 Presence Security X.S0027-003-0 v1.0 Presence Stage 3 X.S0029-0 v1.0 Conferencing Using the IP Multimedia (IM) Core Network (CN) Subsystem X.S0049-0 v1.0 All-IP Network Emergency Call Support Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 608: Ietf References

    RFC 3327 (December 2002): ―Session Initiation Protocol (SIP) Extension Header Field for Registering Non- Adjacent Contacts‖ RFC 3329 (January 2003): ―Security Mechanism Agreement for the Session Initiation Protocol (SIP)‖ RFC 3388 (December 2002): ―Grouping of Media Lines in the Session Description Protocol (SDP)‖ ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 609 RFC 4077 (May 2005): ―A Negative Acknowledgement Mechanism for Signaling Compression‖ RFC 4244 (November 2005): ―An Extension to the Session Initiation Protocol (SIP) for Request History Information‖ RFC 4317 (December 2005): ―Session Description Protocol (SDP) Offer/Answer Examples‖ Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 610: Other

    RFC 5049 (December 2007): ―Applying Signaling Compression (SigComp) to the Session Initiation Protocol (SIP)‖ RFC 5112 (January 2008): ―The Presence-Specific Static Dictionary for Signaling Compression (Sigcomp)‖ draft-ietf-sip-outbound-11 (November 2007): ―Managing Client Initiated Connections in the Session Initiation Protocol (SIP)‖ Other Packet-Cable spec (PKT-TR-SEC-V02-061013) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 611: Serving Gateway Overview

    Product Specifications Network Deployment(s) Features and Functionality - Base Software Features and Functionality - External Application Support Features and Functionality - Optional Enhanced Feature Software How the Serving Gateway Works Supported Standards Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 612: Ehrpd Network Summary

    Core (EPC). The EPC is a high-bandwidth, low-latency packet network also know as System Architecture Evolution (SAE), supporting the Long Term Evolution Radio Access Network (LTE RAN). The following figure shows the relationship of the eHRPD network with the EPC. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 613: Ehrpd Network Components

    The eAN is a logical entity in the radio access network used for radio communications with an access terminal (mobile device). The eAN is equivalent to a base station in 1x systems. The eAN supports operations for EPS – eHRPD RAN in addition to legacy access network capabilities. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 614: Evolved Packet Control Function (Epcf)

    LTE and HRPD with the following requirements: Sub 300ms bearer interruption Inter-technology handoff between 3GPP E-UTRAN and HRPD Intra-technology handoff between an HSGW and an existing PDSN Support for inter-HSGW fast handoff via PMIPv6 Binding Update ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 615: Sae Network Summary

    UMTS, and LTE) and non-3GPP radio access technologies, including CDMA, WiMAX, WiFi, High Rate Packet Data (HRPD), evolved HRPD, and ETSI defined TISPAN networks. The following figure shows the interworking of the EPC with the different radio access technologies. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 616: E-Utran Epc Network Components

    ▀ SAE Network Summary GERAN SGSN UTRAN PCRF E-UTRAN S-GW P-GW 3GPP eNodeB Non-3GPP OCS/ ePDG OFCS Enterprise Internet WLAN E-UTRAN EPC Network Components The E-UTRAN EPC network is comprised of the following components: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 617: Enodeb

    HRPD access, as specified in the pre-registration and handover flows Serving Gateway (S-GW) For each UE associated with the EPS, there is a single S-GW at any given time providing the following basic functions: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 618: Pdn Gateway (P-Gw)

    DL rate enforcement based on AMBR (Aggregate Max Bit Rate) and based on the accumulated MBRs of the aggregate of SDFs with the same GBR QCI DHCPv4 and DHCPv6 functions (client, relay and server) LMA for PMIP6 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 619: Product Description

    The S-GW is also involved in mobility by forwarding down link data during a handover from the E-UTRAN to the eHRPD network. An interface from the eAN/ePCF to an MME provides signaling that creates a GRE tunnel between the S-GW and the eHRPD Serving Gateway. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 620 (terminating the S4 interface from an SGSN and relaying the traffic between 2G/3G system and a PDN gateway. packet buffering for ECM-IDLE mode downlink and initiation of network triggered service request procedure. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 621 Product Description ▀ replicating user traffic in the event that Lawful Interception is required. transport level packet marking. user accounting and QCI granularity for charging. uplink and downlink charging per UE, PDN, and QCI. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 622: Product Specifications

    Information in this section describes the hardware required to enable S-GW services. Platforms The S-GW service operates on the ASR 5000 Series platform. Components The following application and line cards are required to support S-GW functionality on an ASR 5000 platform: System Management Cards (SMCs): Provides full system control and management of all cards within the ASR 5000 platform.

  • Page 623: Operating System Requirements

    PSCs. Important: Additional information pertaining to each of the application and line cards required to support LTE- SAE services is located in the Hardware Platform Overview chapter of the Cisco ASR 5000 Series Product Overview Guide. Operating System Requirements The S-GW is available for all Cisco ASR 5000 Platforms running StarOS Release 9.0 or later.

  • Page 624: Network Deployment(S)

    Evolved-UTRAN/Evolved Packet Core network devices. Figure 155. S-GW in the E-UTRAN/EPC Network E-UTRAN PCRF Signaling Interface OFCS Bearer Interface 3GPP Rf / Gz P-GW S1-MME S-GW S5/S8 S1-U eNodeB Enterprise Trusted/Untristed Non-3GPP Devices Internet ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 625: Supported Logical Network Interfaces (Reference Points)

    This reference point provides tunneling (bearer channel) and management (signaling channel) between the S-GW and the P-GW. The S8 interface is used for roaming scenarios. The S5 interface is used for non-roaming. Supported protocols: Transport Layer: UDP, TCP Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 626 This reference point provides bearer channel tunneling between the eNodeB and the S-GW. It also supports eNodeB path switching during handovers. Supported protocols: Transport Layer: UDP, TCP Tunneling: IPv4 or IPv6 GTP-U (bearer channel) Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 627 This signaling interface supports the transfer of policy control and charging rules information (QoS) between the Bearer Binding and Event Reporting Function (BBERF) on the S-GW and a Policy and Charging Rules Function (PCRF) server. Supported protocols: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 628 Transport Layer: UDP, TCP Network Layer: IPv4, IPv6 Data Link Layer: ARP Physical Layer: Ethernet S-GW PCRF Diameter Diameter TCP / SCTP TCP / SCTP IPv4 / IPv6 IPv4 / IPv6 L1/L2 L1/L2 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 629: Features And Functionality - Base Software

    IPv6 Connections to Attached Elements IPv6 transport and interfaces are supported on all of the following connections: Diameter Gxc policy signaling interface Diameter Rf offline charging interface Lawful Intercept (X1, X2 interfaces) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 630: Lawful Intercept

    X3 content delivery: Includes intercepted call content for all default and dedicated EPS bearers. The intercepted call control data is encoded in a Cisco proprietary message header format using an optional TLV field to pack the IRI information. The message header also includes other identifying information including sequence numbers, timestamps and session &...

  • Page 631: Session Recovery Support

    Performance Goals: As subscriber level trace is a CPU intensive activity the max number of concurrently monitored trace sessions per Cisco P-GW or S-GW is 32. Use in a production network should be restricted to minimize the impact on existing services.

  • Page 632: Quality Of Service Management Features

    Flow Templates (TFTs) in the downlink direction for mapping inbound Service Data Flows (SDFs) to EPS bearers. The P-GW maps the traffic based on the downlink TFT to the S5/S8 bearer. The Cisco P-GW offers all of the following bearer-level aggregate constructs: QoS Class Identifier (QCI): An operator provisioned value that controls bearer level packet forwarding treatments (e.g.

  • Page 633: Network Access And Charging Management Features

    GZIP. The Offline Charging implementation offers built-in heart beat monitoring of adjacent CGFs. If the Cisco P-GW have not heard from the neighbor CGF within the configurable polling interval, they will automatically buffer the charging records on the local drives until the CGF reactivates itself and is able to begin pulling the cached charging records.

  • Page 634: Network Operation Management Functions

    Mobility management functions: This functionality consists of messages that are exchanged between GTP end points to manage UE mobility. Messages such as Forward Relocation request/response are sent between end points. These messages are not sent on the S11 interface. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 635: Multiple Pdn Support

    S5/S8 GTP (E-UTRAN EPC) In accordance with 3GPP TS 23.401 the Cisco S-GW platform supports GTPv2-C and GTPv1-U call control and user plane tunnelling. A GTP tunnel is identified in each node with a Tunnel Endpoint ID (TEID), an IP address and a UDP port number.

  • Page 636: Ip Access Control Lists

    For more information on IP access control lists, refer to the IP Access Control Lists chapter in the System Enhanced Feature Configuration Guide. System Management Features This section describes following features: Management System Overview Bulk Statistics Support Threshold Crossing Alerts (TCA) Support ANSI T1.276 Compliance ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 637: Management System Overview

    In addition, all management is performed out-of-band for security and to maintain system performance. Cisco's O&M module offers comprehensive management capabilities to the operators and enables them to operate the system more efficiently. There are multiple ways to manage the system either locally or remotely using its out-of-band management interfaces.

  • Page 638: Bulk Statistics Support

    The system's support for bulk statistics allows operators to choose to view not only statistics that are of importance to them, but also to configure the format in which it is presented. This simplifies the post-processing of statistical data since it can be formatted to be parsed by external, back-end processors. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 639: Threshold Crossing Alerts (Tca) Support

    The system supports Threshold Crossing Alerts for certain key resources such as CPU, memory, IP pool addresses, etc. With this capability, the operator can configure threshold on these resources whereby, should the resource depletion cross the configured threshold, a SNMP Trap would be sent. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 640: Ansi T1.276 Compliance

    Furthermore, the platforms support a variety of authentication methods such as RADIUS and SSH which are dependent on external elements. ANSI T1.276 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 641 Serving Gateway Overview Features and Functionality - Base Software ▀ compliance in such cases will be the domain of the external element. ANSI T1.276 guidelines will only be implemented for locally configured operators. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 642: Features And Functionality - External Application Support

    CORBA interfaces. The server component is fully compatible with the fault-tolerant Sun® Solaris® operating system. The following figure demonstrates various interfaces between the Cisco Web Element Manager and other network components. ▄ Cisco ASR 5000 Series Product Overview...
  • Page 643 Serving Gateway Overview Features and Functionality - External Application Support ▀ Figure 158. Web Element Manager Network Interfaces Important: For more information on WEM support, refer to the WEM Installation and Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 644: Features And Functionality - Optional Enhanced Feature Software

    These capabilities are insured through use of cryptographic techniques. The Cisco S-GW supports IKEv1 and IPSec encryption using IPv4 addressing. IPSec enables the following two use cases: Encryption of S8 sessions and EPS bearers in roaming applications where the P-GW is located in a separate administrative domain from the S-GW IPSec ESP security in accordance with 3GPP TS 33.210 is provided for S1 control plane, S1 bearer plane and S1...

  • Page 645: Layer 2 Traffic Management (Vlans)

    Therefore, each Ethernet port can be viewed as containing many logical ports when VLAN tags are employed. Important: For more information on VLAN support, refer to the VLANs chapter in the System Enhanced Feature Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 646: How The Serving Gateway Works

    The following topics and procedure flows are included: Subscriber-initiated Attach (initial) Subscriber-initiated Detach Subscriber-initiated Attach (initial) This section describes the procedure of an initial attach to the EPC network by a subscriber. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 647 Create Default Bearer Rsp Attach Accept Radio Bearer Est Req Radio Bearer Est Rsp Attach Complete Uplink Data Update Bearer Req Update Bearer Rsp Downlink Data Update Location Req Update Location Rsp Data Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 648 If dynamic PCC is deployed, the P-GW interacts with the PCRF to get the default PCC rules for the UE. The IMSI, UE IP address, User Location Information, RAT type, AMBR are provided to the PCRF by the P-GW if received by the previous message. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 649: Subscriber-Initiated Detach

    The HSS stores the APN and P-GW address pair and sends an Update Location Response to the MME. Bidirectional data is passed between the UE and PDN. Subscriber-initiated Detach This section describes the procedure of detachment from the EPC network by a subscriber. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 650 If Switch Off indicates that the detach is not due to a switch off situation, the MME sends a Detach Accept message to the The MME releases the S1-MME signalling connection for the UE by sending an S1 Release command to the eNodeB with Cause = Detach. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 651: Supported Standards

    3GPP TS 29.275: Proxy Mobile IPv6 (PMIPv6) based Mobility and Tunnelling protocols, version 8.1.0 3GPP TS 29.281: GPRS Tunnelling Protocol User Plane (GTPv1-U) 3GPP TS 32.251: Telecommunication management; Charging management; Packet Switched (PS) domain charging 3GPP TS 32.295: Charging management; Charging Data Record (CDR) transfer Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 652: Gpp2 References

    RFC 4006: Diameter Credit-Control Application RFC 4282: The Network Access Identifier RFC 4283: Mobile Node Identifier Option for Mobile IPv6 (MIPv6) RFC 4861: Neighbor Discovery for IP Version 6 (IPv6) RFC 4862: IPv6 Stateless Address Autoconfiguration ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 653: Object Management Group (Omg) Standards

    Internet-Draft (draft-ietf-netlmm-grekey-option-01.txt): GRE Key Option for Proxy Mobile IPv6, work in progress Internet-Draft (draft-ietf-mext-binding-revocation-02.txt): Binding Revocation for IPv6 Mobility, work in progress Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 655: Serving Gprs Support Node (Sgsn) Overview

    This chapter contains general overview information about the Serving GPRS Support Node (SGSN), including sections for: Product Description Product Specifications Network Deployments and Interfaces Features and Functionality - Basic Software Features and Functionality - Enhanced and Licensed How the SGSN Works Supported Standards Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 656: Product Description

    This chapter catalogs many of the SGSN key components and features for data services within the GPRS/UMTS environment. Also, a range of SGSN operational and compliance information is summarized with pointers to other information sources. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 657: Product Specifications

    Information in this section describes the hardware required to support SGSN services. Platforms The SGSN operates on an ASR 5000. ASR 5000 System Hardware Components The following application and line cards are required to support GPRS/UMTS wireless data services on the SGSN: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 658: Operating System Requirements

    The SGSN is available for all ASR 5000s running StarOS 8.0 or higher. System Configuration Options An ASR 5000 SGSN system supports multiple GPRS Support Node (GSN) service applications, in any combination, co-located within a single chassis, for example: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 659: Benefits Of Co-Located Gsns

    Operating as a combined SGSN/GGSN, the common processes host both SGSN and GGSN sessions resulting in optimized hardware usage and latency Combined with Iu-Flex and Gb-Flex, an SGSN/GGSN system enables single-hop core network routing (a given session is always routed to the same combined node) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 660: Network Deployments And Interfaces

    A chassis can be devoted solely to SGSN services or the SGSN system can include any co-location combination, such as multiple instances of 2.5G SGSNs; or multiple instances of 3G SGSNs; or a combination of 2.5G and 3G SGSN to comprise a dual access SGSN. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 661: Sgsn/Ggsn Deployments

    UTRAN SGSN SGSN/GGSN Deployments The co-location of the SGSN and the GGSN in the same chassis facilitates handover. Again, it can be any type of SGSN, 2.5G or 3G, with the GGSN. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 662: Sgsn Logical Network Interfaces

    RNCs in the 3G UMTS Radio Access Network (UTRAN). RANAP is the control protocol that sets up the data plane (GTP-U) between these nodes. SIGTRAN (M3UA/SCTP) or QSAAL (MTP3B/QSAAL) handle IuPS-C (control) for the RNCs. Some of the procedures supported across this interface are: Control plane based on M3UA/SCTP ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 663 Gn/Gp: The Gn/Gp interfaces, comprised of GTP/UDP/IP-based protocol stacks, connect the SGSNs and GGSNs to other SGSNs and GGSNs within the same PLMN (the Gn) or to GGSNs in other PLMNs (the Gp). This implementation supports: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 664 Gd: This is the interface between the SGSN and the SMS Gateway (SMS-GMSC / SMS-IWMSC) for both 2G and 3G technologies through multiple interface mediums. Implementation of the Gd interface requires purchase of an additional license. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 665 Gf: Interface is used by the SGSN to communicate with the equipment identity register (EIR) which keeps a listing of UE (specifically mobile phones) being monitored. The SGSN‘s Gf interface implementation supports functions such as: International Mobile Equipment Identifier-Software Version (IMEI-SV) retrieval IMEI-SV status confirmation Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 666: Features And Functionality - Basic

    IP-based interfaces (Ga, Gn, Gp, Iu-Data). The all-IP functionality is key to facilitating Iu and Gb Flex (SGSN pooling) functionality as well as evolution to the next generation technology requirements. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 667: Ss7 Support

    10 secondaries or any combination of primary and secondary. Note that there must be at least one primary PDP context in order for secondaries to establish. PDP context processing supports the following types and functions: Types: IPv4, IPv6, and/or PPP GTPP accounting support PDP context timers Quality of Service (QoS) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 668: Mobility Management

    HLR Initiated Detach - The detach initiated by the receipt of a cancel location from the HLR. Mass detaches triggered by administrative commands are paced in order to avoid flooding the network and peer nodes with control traffic. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 669: Paging

    The SGSN can be configured to allow or prohibit P-TMSI reallocation on the following events: Routing Area Updates Attaches Detaches Service Requests The SGSN reallocates P-TMSI only when necessary. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 670: Identity Request

    Multiple PLMN supportalso means an operator can 'hire out' their infrastructure to other operators who may wish to use their own PLMN IDs. As well, multiple PLMN support enables an operator to assign more than one PLMN ID to a cell- ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 671: Network Sharing

    Enables two or more network operators to share expensive common network infrastructure. A single operator with multiple MCC-MNC Ids can utilize a single physical access infrastructure and provide a single HPLMN view to the UEs. Facilitates implementation of MVNOs. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 672: Gwcn Configuration

    GWCN with non-supporting UE GWCN with supporting UE MOCN Configuration In the multi-operator core network configuration, the complete radio network is shared among different operators, while each operators maintains its own separate core network. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 673: Implementation

    Configuration for network sharing is accomplished by defining: NRI in the SGSN service configuration mode PLMN IDs and RNC IDs in the IuPS configuration mode IMSI ranges in the Operator Policy configuration mode Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 674: Session Management

    This procedure is used to deactivate PDP contexts. The procedure can be initiated by the MN or the SGSN. The SGSN provides configurable timers to initiate PDP deactivation of idle contexts as well as active contexts. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 675: Pdp Context Preservation

    Mobility Call Detail Records (M-CDRs) These charging records are generated by the SGSN‘s mobility management (MM) component and correspond to the mobility states. They contain attributes as defined in 3GPP TS 32.251 v7.2.0. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 676: Short Message Service Cdrs

    Stop forwarding packets in downlink direction Mobile regains coverage MS/SGSN Send UPCQ to GGSN New LORC state and in same SGSN area Stop counting unsent unsent packet/byte counts packets/bytes Stop discarding downlink packets ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 677: Npu Fastpath

    (NPU) of the ingress PSC directly to the outgoing NPU of the egress PSC. This means that intervening NPUs and CPUs are by-passed. This provides the SGSN with router-like latency and increased node signaling capacity. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 678 IP Source Violation Checks are enabled. GTP-v0 tunnel is established with an GGSN. For NPU fast path configuration, refer to Enabling NPU Fast Path for GTP-U Processing section of ―Service Configuration Procedures‖ chapter of SGSN Administration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 679: Operator Policy

    The specific operator policy that is applied is selected on the basis of the subscribers IMSI at attach time, and optionally the PLMN ID selected by the subscriber or the RAN node‘s PLMN ID. The following flow diagram maps out the logic for applying operator policies. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 680: Some Configurable Features For Operator Policies

    The following is a list of some of the features and functions that can be controlled via configuration of SGSN Operator Policies: Operator Determined Barring (ODB) - similar in function to roaming restrictions, but applied on a per service basis, such as SMS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 681: Default Apn

    For commands and information for VLR pooling configuration, refer to the ―Gs Service Configuration Mode‖ chapter in the Command Line Interface Reference and the VLR Pooling in Service Configuration Procedure section in the SGSN Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 682: Hspa Fallback

    New fields and counters have been added to the output generated by the command. This new information enables the operator to track the number of subscribers capable of GEA0-GEO3 and to easily see the number of subscribers with negotiated GEAx levels. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 683: Features And Functionality - Enhanced And Licensed

    Direct Tunnel In accordance with standards, one tunnel functionality enables the SGSN to establish a direct tunnel at the user plane level - a GTP-U tunnel, directly between the RAN and the GGSN. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 684: Lawful Intercept

    The SGSN supports lawful interception (LI) of subscriber session information to provide telecommunication service providers (TSPs) with a mechanism to assist law enforcement agencies (LEAs) in the monitoring of suspicious individuals (referred to as targets) for potential criminal activity. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 685: How Li Works

    Subscribed QoS - This is a per-APN configuration, obtained from the HLR on an Attach. It specifies the highest QoS allowed to the subscriber for that APN. Configured QoS - The SGSN can be configured with default and highest QoS profiles in the Operator Policy configuration. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 686: Dscp Marking

    CIR - Committed Information Rate (measured in bytes/second) PBS - Peak Burst Size (measured in bytes) CBS - Committed Burst Size (measured in bytes) The following figure depicts the working of the trTCM algorithm: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 687: Session Recovery

    The additional hardware resources required for session recovery include a standby System Management Card and a standby packet processor card (PSC/PSC2). There are two modes for Session Recovery. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 688: Sgsn Pooling And Iu-Flex / Gb-Flex

    140 octets in length. The SGSN handles multiple, simultaneous messages of both types: those sent from the MS/UE (SMS-MO: mobile originating) and those sent to the MS/UE (SMS-MT: mobile terminating). Short Message Service is disabled by default. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 689 SMS messages, and lawful intercept of SMS messages For information on configuring and managing the SMS, refer to the SMS Service Configuration Mode chapter in the Command Line Interface Reference. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 690: How The Sgsn Works

    SGSN implements as part of the call handling process. All SGSN call flows are compliant with those defined by 3GPP TS 23.060. First-Time GPRS Attach The following outlines the setup procedure for a UE that is making an initial attach. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 691 First-Time GPRS Attach Procedure Step Description The MS/UE sends an Attach Request message to the SGSN. Included in the message is information, such as: Routing area and location area information Mobile network identity Attach type Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 692: Pdp Context Activation Procedures

    The following figure provides a high-level view of the PDP Context Activation procedure performed by the SGSN to establish PDP contexts for the MS with a BSS-Gb interface connection or a UE with a UTRAN-Iu interface connection. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 693 Upon PDP Context Activation, the SGSN begins generating S-CDRs. The S-CDRs are updated periodically based on Charging Characteristics and trigger conditions. A GTP-U tunnel is now established and the MS/UE can send and receive data. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 694: Network-Initiated Pdp Context Activation Process

    The GGSN sends a PDU Notification Request to the SGSN (if the address was received). If the address was not received or if the MS/UE continues to be unreachable, the GGSN sets a flag marking that the MS/UE was unreachable. The notified SGSN sends a PDU Notification Response to the GGSN. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 695: Ms-Initiated Detach Procedure

    Description The UE sends a Detach Request message to the SGSN containing the Detach Type, P-TMSI, P-TMSI Signature, and Switch off indicator (i.e. if UE is detaching because of a power off). Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 696 If the detach is not due to a UE switch off, the SGSN sends a Detach Accept message to the UE. Since the UE GPRS Detached, the SGSN releases the Packet Switched Signaling Connection. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 697: Supported Standards

    (2007-06) and v7.12.0 (2007-06) 3GPP TS 25.410 v6.5.0 (2006-03) and v7.0.0 (2006-03), 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; UTRAN Iu Interface: general aspects and principles Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 698 3GPP TS 48.016 v7.3.0 (2006-12), 3rd Generation Partnership Project; Technical Specification Group GSM EDGE Radio Access Network; General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN) interface; Network Service ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 699: Itu Standards

    Q772; 3GPP TS 29.002 v6.15.0 (2007-12) Q773; 3GPP TS 29.002 v6.15.0 (2007-12) Q774; 3GPP TS 29.002 v6.15.0 (2007-12) Q775; 3GPP TS 29.002 v6.15.0 (2007-12) Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 701: Content Filtering Support Overview

    This chapter covers the following topics: Introduction Supported Platforms and Products Licenses URL Blacklisting Support Category-based Content Filtering Support Content Filtering Server Group Support External Storage System Minimum System Requirements and Recommendations Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 702: Introduction

    Both URL Blacklisting and Category-based Content Filtering support can be concurrently enabled on a system. Content Filtering uses Deep Packet Inspection (DPI) feature of Enhanced Charging Service (ECS) / Active Charging Service (ACS) to discern HTTP and WAP requests. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 703: Supported Platforms And Products

    Content Filtering Support Overview Supported Platforms and Products ▀ Supported Platforms and Products Content Filtering is an in-line service supported on ASR5000 running 3GPP, 3GPP2, and LTE core network services. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 704: Licenses

    For more information, see the ICAP Interface Support chapter of the System Enhanced Feature Configuration Guide. Important: For information on obtaining and installing licenses, refer to Managing License Keys in the System Administration and Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 705: Url Blacklisting Support

    The default/configured number of versions of the Blacklist database are maintained on the chassis (both the SPCs). This enables reverting to a particular version if required. The following figure shows the high-level URL Blacklisting architecture with ECS, and other components in a deployment scenario. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 706: Url Blacklisting Solution Components

    Session Manager (SessMgr): A single SessMgr treats ECS charging and URL Blacklisting that is applicable to common subscriber sessions. Apart from ECS, the URL Blacklisting solution uses the following components: Content Filtering Subsystem in ECS Web Element Manager (WEM) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 707: Web Element Manager (Wem)

    The WEM pushes the optblk.bin file to the chassis (to the flash/pcmcia device) at pre-determined intervals. The optblk.bin file contains the full blacklist. If this file is verified to be correct it replaces the optblk.bin file on the chassis, and the last optblk.bin is rolled over. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 708: Url Blacklisting Action

    In case of multiple HTTP requests in the same TCP packet, if any of the URLs match the packet is treated as per the blacklisting action configured. If a match is not found, the request is allowed to pass through. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 709: Category-Based Content Filtering Support

    Service control: Precise control over the interaction and service order handling of bearer flows with required applications like Content Filtering, ECS, Subscriber-aware Stateful Firewall, integrated Policy Charging and Rules Function (PCRF) for Service Based Bearer Control. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 710: Ecs And Content Filtering Application

    Session Controller (SessCtrl): The SessCtrl runs on the primary SPC/SMC and is responsible for managing ECS and Content Filtering services. Session Manager (SessMgr): A single SessMgr treats ECS charging and Content Filtering that is applicable to common subscriber sessions. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 711: Components Of Category-Based Content Filtering Solution

    ECS Storage System (ESS) RADIUS Server/Policy Manager Web Element Manager (WEM) inPilot The following figure shows a high-level view of the Category-based Content Filtering architecture with ECS, and other components in a deployment scenario. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 712: Category-Based Content Filtering Subsystem

    CF Database EDRs / UDRs Updates SFTP SFTP inPilot Reporting L- ESS Server Category-based Content Filtering Subsystem The Content Filtering solution comprises the following content rating and category databases: Static Rating Categorization Database ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 713: Static Rating Categorization Database (Srdb)

    Provides full Vendor Format Master Database files (VFMDB) to MCRDB server on request from MCRDBS. Provides incremental Vendor Format Master Static URL Database file (VFMDB-INC) to MCRDBS when any incremented VFMDB is available and requested from MCRDBS. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 714: Master Content Rating Database Server (Mcrdbs)

    Authorization (CoA) to update an in-progress session to modify the Content Filtering policy for a subscriber. The following are the basic functions provided by a RADIUS Server/Policy Manager in the Content Filtering solution: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 715: Web Element Manager (Wem)

    Merge the operator‘s WBLIST database with the most recent SFMDB creating a SFCMDB Computes an incremental update to the OPTCMDB-INC suitable for updating the Content Filtering subsystem that contains a previous version OPTCMDB Distributes OPTCMDB/OPTCMDB-INC files to the chassis automatically at configured interval Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 716: Inpilot

    URIs can be identified. When a subscriber session is bound by CSS to an ECS running content filtering service, the URL/URI is extracted and compared against the static categorization database. The following figure and the steps describe how Category-based Content Filtering works during a subscriber call: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 717 Figure 175. Content Filtering Call Flow Policy CSN/PDN/ MN/SS System with Internet Manager/AAA ECS/CF-System DATA Step 1 MS requests for registration to the system. Step 2 System processes MS-related information with Content Filtering subsystem. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 718 Content Service Steering (CSS) API. If Content Filtering is the first service touch point, TCP and HTTP traffic analyzers within a given SessMgr utilize deep-packet inspection to extract the requested URL. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 719 MS requests for session termination. Step 15 System sends Accounting-Stop Request to the AAA server. Step 16 AAA server stops the accounting for the MS for content filtering session and sends Accounting-Stop-Response to the system. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 720: How Url Blacklisting And Category-Based Content Filtering Work Concurrently

    If URL Blacklisting is enabled and Category-based Content Filtering is disabled, and a match is not found for the URL in the Blacklist database, the request is allowed to pass through, and no Content Filtering EDRs are generated for those flows. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 721: Content Filtering Server Group Support

    GET/POST with: A 200 OK message if the request is accepted. A 302 Redirect message in case of redirection. This redirect message includes the URL to which the subscriber should be redirected. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 722 Communication of the action (permit, deny, or redirect) decision for the URL back to the ECS subsystem. For information on configuring the ICAP interface support for external ACF servers, refer to the ICAP Interface Support chapter of the System Enhanced Feature Configuration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 723: External Storage System

    CDR subsystem in conjunction with the External Storage System (ESS) to offload the xDRs for storage and analysis. For more information on the ESS, refer to the ESS Installation and Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 724: Minimum System Requirements And Recommendations

    2 * 146 GB RAID hard disk drive. The hard disk can be expanded up to 300 GB. Gigabit Ethernet interfaces CD-ROM Drive Operating Environment: Debian Linux with all recommended patches from vendor ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 725: Additional Requirements On Chassis

    Category-based Content Filtering OPTCMDB. The memory required may vary with the size of rating databases used for content rating service. Minimum of two active packet processing cards s are required Minimum 4 GB memory: in ASR5000 on Flash memory Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 727: Enhanced Charging Service Overview

    Enhanced Services in ECS Accounting Interfaces Charging Record Generation Charging Methods and Interfaces Prepaid Billing in ECS Credit Control Application (CCA) in ECS Postpaid Billing in ECS External Storage System Redundancy Support in ECS Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 728: Introduction

    The ECS content analyzers can inspect and maintain state across various protocols at all layers of the OSI stack. The ECS supports inspecting and analyzing the following protocols: Domain Name System (DNS) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 729 In some cases, Layer 3 and 4 analyzers that identify a trigger condition are insufficient for billing purposes, so layer 7 is used. For example, the Web site www.companyname.com corresponds to IP address 1.1.1.1. The stock quote page (www.companyname.com/quotes) and the company page (www.companyname.com/business) are chargeable services. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 730: Supported Accounting And Charging Interfaces

    Diameter Prepaid Credit Control Application (DCCA) Interface Gx interface with Diameter (GGSN only) Charging Records in ECS ECS provides the following charging records for postpaid and prepaid charging: GGSN-Call Detail Records (G-CDRs) (GGSN only) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 731 Enhanced Charging Service Overview Introduction ▀ Enhanced GGSN-Call Detail Records (eG-CDRs) (GGSN only) Event Detail Records (EDRs) Usage Detail Records (UDRs) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 732: Licensing

    [ 600-00-7574 ] Enhanced Charging Bundle 2 1k Sessions — To enable and configure Diameter and DCCA functionality with ECS Important: For information on additional license requirements for enhanced or customer-specific features, please contact your local sales/service representative. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 733: Ecs Architecture

    Session Controller Chassis Components Demux Event Log Session Manager Session Manager Managers Facility (ECS functionality) (ECS functionality) Managers Subsystem Session Manager Session Manager Data Path Event (ECS functionality) (ECS functionality) Components Components Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 734: How Ecs Works

    Shallow Packet Inspection: Inspection of the layer 3 (IP header) and layer 4 (for example, UDP or TCP header) information. Deep Packet Inspection: Inspection of layer 7 and 7+ information. DPI functionality includes: Detection of Uniform Resource Identifier (URI) information at level 7 (for example, HTTP, WTP, RTSP URLs) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 735: Protocol Analyzer Software Stack

    Note that protocol names are used to represent the individual protocol analyzers. Each analyzer consists of fields and states that are compared to the protocol-fields and protocol-states in the incoming packets to determine packet content. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 736: Rule Definitions

    (analyzer_field operator value) expression that tests for analyzer field values. The following is an example of a ruledef to match packets: –or– The following is an example of a ruledef to route packets to the HTTP analyzer: ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 737 The following example applies actions where: Subscribers whose packets contain the expression ―bbc-news‖ are not charged for the service. All other subscribers are charged according to the duration of use of the service. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 738: Routing Ruledefs And Packet Inspection

    Then output from this inspection is passed to the Charging Engine, where charging ruledefs apply to perform actions on the output. Routing Ruledefs and Packet Inspection The following figure and the steps that follow describe the details of routing ruledef application during packet inspection. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 739 The packet resumes normal flow and through the rest of the ECS subsystem. Step b The output of that analysis flows into the Charging Engine, where an action can be applied. Applied actions include redirection, charge value, and billing record emission. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 740: Charging Ruledefs And The Charging Engine

    When a new ruledef is added, it is checked if it is included in any group-of-ruledefs, and whether it needs to be optimized, etc. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 741: Rulebase

    It is possible to define a ruledef with different actions. For example, a Web site might be free for postpaid users and charge based on volume for prepaid users. Rulebases can also be used to apply the same ruledefs for several subscribers, which eliminate the need to have unique ruledefs for each subscriber. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 742: Enhanced Services In Ecs

    Session Control in ECS In conjunction with the Cisco ASR 5000 chassis, the ECS provides a high-level network flow and bandwidth control mechanism through the Session Control system. ECS Session Control feature uses the interaction between SessMgr subsystem and Static Traffic Policy Infrastructure support of the chassis to provide an effective method to maximize network resource usage and enhancement of overall user experience.

  • Page 743: Time And Flow-Based Bearer Charging In Ecs

    Expiration of an operator configured data volume limit per PDP context: This event triggers the emission of an interim CCR, indicating the elapsed time and the accrued data volume for the PDP context since the last report. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 744: Content Filtering Support

    Content Filtering uses Deep Packet Inspection (DPI) capabilities of ECS to discern HTTP and WAP requests. Important: For more information on Content Filtering support, refer to the Content Filtering Services Administration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 745: Ip Readdressing Feature

    Session Manager receives the packet with the next-hop address, and uses it accordingly. X-Header Insertion and Encryption Feature This section describes the X-Header Insertion and Encryption features. Important: This feature is license dependent. Please contact your local sales representative for more information. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 746: X-Header Insertion

    X-header insertion, encryption, and the encryption certificate is configured in the CLI. Step 2 When the call gets connected, and after each regeneration time, the encryption certificate is used to encrypt the strings. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 747: Limitations To The Header Insertion Feature

    In segmented WSP headers, header length field may be present in one packet and header may complete in another packet. x-headers are not inserted in case of packets buffered at DCCA. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 748: Post Processing Feature

    The following points should be considered while configuring post-processing rules for next-hop/readdressing. The rules will be L3/L4 based. They should be configured in post-processing rules' charging actions. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 749: Time-Of-Day Activation/Deactivation Of Rules

    If for a timeslot, ―start day‖ > ―end day‖, that rule will span over the current week till the end day in the next week. In the following cases a rule will be active all the time: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 750: Url Filtering

    A prefixed URL can be detected and stripped if it is of the type ―http://www.xyz.com/http://www.abc.com‖. Here, ―http://www.xyz.com‖ will be stripped off. But in ―http://www.xyz.com/www.abc.com‖, it cannot detect and strip off ―http://www.xyz.com‖ as it looks for occurrence of ―http‖ or ―https‖ within the URL. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 751: Ecs Deployment

    Figure 182. Deployment of ECS in a Mobile Data Network Billing Hot-billing Billing Hot-billing System Pre-paid System Pre-paid Rating Rating Mediation Mediation Usage record format: System Service running ECS differentiated output Internet Service Platform Mobile Operator’s Transport Network Service Platform Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 752: Accounting Interfaces

    ECS as the client. Accounting can be applied to a full prepaid implementation or just to keep ECS updated of the balance level and trigger a redirection if the subscriber balance reaches a low level. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 753: Diameter Accounting And Credit Control

    PCC architecture, this is accomplished mainly by the Policy and Charging Enforcement Function (PCEF)/GGSN and the Policy and Charging Rules Function (PCRF). Important: For more information on Gx interface support, see Gx Interface Support chapter of the System Enhanced Feature Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 754: Gy Interface Support

    The following figure depicts a typical Gy interface implementation between GGSN (CDF) and Diameter server (OCS) with ECS. Figure 183. Logical Online Charging with Gy Interface GGSN (CDF) ECSv2 Diameter Gy Interface Server (OCS) DIABASE DCCA GGSN running ECS ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 755: Standard Ggsn Call Detail Records (G-Cdrs)

    The eG-CDRs can be in ASN.1 format. Triggers to Update eG-CDRs The following table lists the trigger conditions to update charging information in an eG-CDR. Table 91. Triggers for charging information update in eG-CDR Triggers Description and Action Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 756 Data volume limit Time duration limit Maximum number of charging condition changes (QoS/tariff time change) Management intervention MS/Subscriber time zone change Inter PLMN SGSN change Radio Access Technology (RAT) change ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 757: Event Detail Records (Edrs)

    Number of bytes/packets for flow-overflow EDR is non-zero. The bytes/packet count will be printed as a part of ―sn-volume-amt‖ attribute in the EDR. Hence, this attribute must be configured in the EDR format. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 758 SIP flow termination if no 200 OK for BYE is seen. In that case, the last packet time will be used in place of the 200 OK BYE timestamp. The EDR generation logic calculates the call duration based on the INVITE and end timestamps, it ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 759: Usage Detail Records (Udrs)

    UDR subsystem generates UDRs for each content ID and sends to the CDR module for storage. UDR format The UDRs are generated in Comma Separated Values (CSV) format as defined in the traffic analysis rules. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 760: Charging Record Generation

    RAMFS before they are moved to the hard disk, then they can be off-loaded via FTP or SFTP to an external server (such as the L-ESS or the GSS) or billing system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 761 The secondary SMC card also contains a hard disk which serves as a redundant, and becomes active during an SMC failover. The hard disk on the secondary is mirrored to the hard disk on the primary in order to avoid any data loss. Basically, the drives are raid-1 redundant. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 762: Charging Methods And Interfaces

    In a postpaid environment, the subscribers pay after use of the service. AAA/RADIUS server is responsible for authorizing network nodes (GGSNs, PDSNs, or HAs) to grant access to the user, and the CDR system generates G- CDRs/eG-CDRs/EDRs/UDRs for billing information on pre-defined intervals of volume or per time. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 763 G-CDRs and eG-CDRs are only available in GGSN networks. ECS also supports FBC and TBC methods for postpaid billing. For more information on FBC and TBC in ECS, see the Enhanced Services in ECS section. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 764: Prepaid Billing In Ecs

    The following figure illustrates a typical prepaid billing environment with system running with ECS. Figure 184. Prepaid Billing Scenario with ECS PrePaid (RADIUS/DCCA) Billing System Rating Data Warehouse EDR/UDR L-ESS (Optional) storage Internet System running ECS Service Operator’s Transport Platform Network Service Platform ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 765: Credit Control Application (Cca) In Ecs

    The following figure and steps describe how CCA works with in a GPRS/UMTS or CDMA-2000 network for prepaid billing. Figure 185. Prepaid Charging in GPRS/UMTS/CDMA-2000 Networks Data Warehouse credit DB Rating Billing System RADIUS/DCCA System running ECS Internet Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 766 External Storage System (ESS) is an optional and separately licensed feature which can be used with or without a billing/mediation system. For more information on the ESS, see the External Storage System section. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 767: Postpaid Billing In Ecs

    Operator’s Transport Platform Network Service Platform How ECS Postpaid Billing Works ECS Postpaid Billing in GPRS/UMTS Networks The following figure and steps describe how ECS works in a GPRS/UMTS network for postpaid billing. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 768 EDRs/UDRs are periodically SFTPd from system memory to ESS, if deployed, or to billing system directly as they are generated. Step 7 The billing system picks up the CDR files from the GSS periodically. Step 8 Subscriber session ends after subscriber terminates the session. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 769: Postpaid Billing In Cdma-2000 Networks

    Figure 188. Postpaid Billing with ECS in CDMA-2000 Network Rating Billing System PDSN/HA running ECS Internet Step 1 The subscriber initiates the session. Step 2 After subscriber authentication and authorization, the system starts the session. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 770 The system stores the last of the xDRs to the system memory and final xDRs are SFTPd from system memory to the ESS system, if deployed or to billing system directly. Step 9 The ESS finally sends xDRs to the billing system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 771: External Storage System

    AAA accounting messages using 3GPP2-Correlation-IDs (for PDSN) or Charging IDs (for GGSN). Important: For more information on the ESS, please refer to the ESS Installation and Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 772: System Resource Allocation

    System Resource Allocation ECS does not require manual resource allocation. The ECS subsystem automatically allocates the resources when ECS is enabled on the chassis. ECS must be enabled on the chassis before configuring services. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 773: Redundancy Support In Ecs

    Caution: Persistent data flows are NOT recoverable during session recovery. Important: Redundancy is not available in the current version of the Cisco XT2 platform. Intra-chassis Session Recovery Interoperability Intra-chassis session recovery is coupled with SessMgr recovery procedures. Intra-chassis session recovery support is achieved by mirroring the SessMgr and AAAMgr processes. The SessMgrs are paired one-to-one with the AAAMgrs.

  • Page 774: Inter-Chassis Session Recovery Interoperability

    The xDR file name is limited to 256 characters with following syntax: basename_ChargSvcName_ timestamp_SeqNumResetIndicator_FileSeqNumber where: basename: A global configurable text string that is unique per system that uniquely identifies the global location of the system running ECS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 775: Impact On Xdr File Content

    The value of the ―FileSeqNumber‖ is directly linked to the ECS process that is generating the specific xDRs. Any failure of this specific ECS process results in resetting of this field to 0. Impact on xDR File Content The following scenarios impact the xDR file content: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 776 ―FDR Reason‖ is marked as a PDSN Handoff and therefore is set to a value of ―1‖ and corresponding actions are taken by the billing system to assure a proper and correct accounting of subscriber activities. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 777: External Storage System Overview

    To purchase ESS, contact your designated sales or service representative. Important: The procedures in this guide assume that you have installed and configured your chassis including the ECS installation and configuration as described in the Enhanced Charging Services Administration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 778: Overview

    This guide discusses the following topics on External Storage System: Storage System Components: Local, short-term external storage server (L-ESS) The following figure shows a typical organization of External Storage System including L-ESS and billing system with chassis having a AAA server. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 779: Local, Short-Term External Storage System

    The Local, short-term storage system (L-ESS) is a storage server logically connected with the ASR 5000 and acts as an integrated network system. The following are the requirements for the deployment of L-ESS: High speed dedicated redundant connections to chassis to pull xDR files. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 780 Provides a means of limiting the amount of bandwidth, in term of kbps, used for the file transfer between chassis and L-ESS. Provides a means of archiving/compression of the pulled xDR files for the purpose of extending the storage capacity. Provides xDR files to the billing system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 781: System Requirements

    1 x 1.2GHz 8 core UltraSPARC T2 processor with 8GB RAM 2 x 146GB SAS hard drives Internal CDROM drive AC or DC power supplies depending on your application PCI-based video card or Keyboard-Video-Mouse (KVM) card (optional) Quad Gigabit Ethernet interfaces Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 782: Minimum System Recommendations For Cluster Deployment Of L-Ess

    Internal CDROM drive AC or DC power supplies depending on your application Fiber channel (FC) based Common Storage System for Servers (Sun Storage Tek 2540) PCI Dual FC 4GB HBA Dual RAID Controllers ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 783 External Storage System Overview System Requirements ▀ 5 x 300GB 15K drives AC or DC power supplies depending upon your application Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 785: Gtpp Storage Server Overview

    This overview provides general information about the GSS including: Product Description System Requirements and Recommendations IP Multipathing (IPMP) on GSS Server (Optional) Features of the GSS Network Deployments and Interfaces How the GSS Works Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 786: Product Description

    Install and configure the GSS application (see the GSS Installation Management chapter in this guide). Step 4 Setup the GSS support on the GSN (see the Managing the GSN-GSS Services chapter in this guide). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 787: System Requirements And Recommendations

    X-Windows client. Minimum System Requirements for Cluster Deployment Hardware and software requirement mentioned in this section is for single node in cluster. For additional node additional number of hardware and software are required. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 788: Default Ports For Gss

    The various components of the GTPP storage server use specific TCP/UDP ports by default. The following table lists the default ports. Table 93. Default TCP/UDP Port Utilization Port Number Usage TCP/UDP 5432 Used by the PostgreSQL database server with the GSS. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 789: Gss Hardware Sizing And Provisioning Guidelines

    2 days, the formula used to calculate the amount of space needed to backup this information is: 200 X (#_of_CDR_per_hour) X 48 X 1.5 = Backup space on Hard disk in Bytes. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 790: Ip Multipathing (Ipmp) On Gss Server (Optional)

    For IPMP configuration, refer to the Configuring IPMP on GSS Server section in the GSS Installation Management chapter. Important: IPMP is a feature supported on Sun® Solaris® provided by Sun Microsystems. The configuration is included in the System Administration Guide. For more information, refer to the Sun documentation. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 791: Features Of The Gss

    The GSS FileGen utility supports the following file formats for CDRs: starent Format: This default file format encodes CDRs according to the following conventions: Header: No header Contents: … Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 792 The use of either custom2 or custom3 file formats imposes the following actions: - files are generated with the .u file extension (indicating an unprocessed file to the billing system); - the GSS system deletes files with .p extension as part of periodic clean-up. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 793 … EoF marker: No EoF marker File name format: custom8 Format: This customer-specific file format encodes CDRs according to the following conventions: Header: No Header Contents: … EoF marker: No EoF marker Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 794: Redundant Data File Support

    PSMON monitors the PostgreSQL Database, GSS, and FileGen processes. The PSMON scans the operating system process table and, using the set of rules defined in the configuration file, respawns any dead processes. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 795: Cluster Support In Gss

    This system provides high storage scalability and redundancy with RAID support. Important: For information on Switching CDRs from HDD to GSS and Switching CDRs from GSS to HDD procedures, refer to the AAA Interface Administration and Reference Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 796: Multiple Instance Gss

    In cluster mode resource groups, instances can be balanced across the nodes For more information on the installation, uninstallation and upgrade procedures for multiple GSS instances, refer to Multiple Instances of GSS section in the GSS Installation Management chapter. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 797: Monitoring Of Disk Partitions

    GSN side and some malfunction may occur. In this case GSN and GSS will be functional only if disk usage alarm is disabled and Storage Server Status CLI is not used. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 798: Network Deployments And Interfaces

    Figure 191. GSS in GPRS/UMTS Network The SGSN (SGSN Service) and the GGSN (GGSN Service) incorporate a range of user-defined and default contexts for the accounting functions - as illustrated in the following figure. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 799 GTPP Storage Server Overview Network Deployments and Interfaces ▀ Figure 192. GGSN Contexts and Interfaces Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 800: Cluster Mode Gss Deployment In Gprs/Umts Network

    SGSN. As described earlier, the cluster nodes connect to the GGSN source context or the SGSN accounting context via the UDP interface. The GSS cluster nodes process as stand-alone nodes with one in primary or active mode and the other in standby mode as a redundant backup system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 801 GTPP Storage Server Overview Network Deployments and Interfaces ▀ Figure 193. GSS Cluster Nodes in a GPRS/UMTS Network Common Storage System GSS Cluster Node1 GSS Cluster Node2 Switches GGSN SGSN BSS/UTRAN Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 802: How The Gss Works

    5. If CDRs are not written to CDR files using the GSS FileGen, then all CDRs in the database are kept for a pre- defined period of time (typically not more than 7 days). After the period expires, the GSS Clean-up utility (cleanup.sh) deletes them. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 803: Mur Overview

    Chapter 24 MUR Overview This chapter provides an overview of the Mobility Unified Reporting (MUR) application. This chapter describes the following topics: Introduction MUR Architecture MUR Deployment System Requirements Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 804: Introduction

    ▀ Introduction Introduction The Mobility Unified Reporting (MUR) is a Web-based application providing a unified reporting interface for diverse data from Cisco Systems In-line service and storage applications. The MUR application enables: Generating customized reports and comparison charts. This release of MUR only supports generating HTML-based historical canned reports displaying data in graphical—graphs/charts—and tabular formats.
  • Page 805 (voice duration) for Yahoo, MSN and Skype voice protocols. The summary report displays the voice summary (voice duration) for VoIP category. HTTP EDR based Reports: The MUR application parses HTTP EDRs and generates the following reports based on the EDRs: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 806 Important: Please note that the subscriber‘s private data like Mobile Station Integrated Services Digital Network (MSISDN) will appear encrypted in all the subscribers reporting. Users with administrative privilege can only decrypt ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 807: Exporting Reports To Other File Formats

    Export to PDF button. The PDF file is displayed in a new window and can be saved for future reference. If there is no data available for a report, the Export to PDF button is disabled. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 808: Mur Architecture

    MUR Overview ▀ MUR Architecture MUR Architecture The MUR solution consists of two components — a server and a GUI client. The following figure shows a typical organization of the MUR solution. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 809 Quartz Scheduling Engine: This is the core of the MUR reporting solution. It is used to schedule different tasks such as parsing of incoming data files (bulkstat, EDR, etc.), trigger various canned reports on a periodic basis, cleaning up of stored outdated data and files, and so on. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 810 Loggers: The MUR application uses various loggers so that application logs with various severities are made available for debugging purpose. Some of the components at the client side include Django and Mod_python. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 811: Distributed Architecture Of Mur

    Important: For Bulkstat, there is no support for distributed model and all the bulkstat input files will be parsed by master MUR only. The following figure illustrates the distributed architecture of MUR. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 812: How Rdp Works With Mur

    SFTP details, see the MUR Online Help documentation. Each of the RDP and MUR will be assigned a unique ID during installation and will be used for identification of each RDP along with its gateway and data. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 813 Each of the registered RDPs will form a new region. RDP region can be a child of the root of the MUR (NOC) or can be the child of another region. However, all the gateways associated with a RDP will always be the children of RDP region. Important: Only single MUR can communicate with an RDP simultaneously. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 814: Mur Deployment

    The MUR reporting server collects the EDRs, and bulkstats from the gateways and processes the incoming data files and presents reports on Web-based GUI. The MUR application can generate reports in Excel and PDF formats, and present them to users on a request basis. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 815: System Requirements

    ZFS is the recommended file system with two ZFS pools. One pool with minimal capacity, two disks mirrored for OS only. The remaining disks are to be configured in one single zpool. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 817: Network Address Translation Overview

    This chapter provides an overview of Network Address Translation (NAT) in-line service feature. The following topics are covered in this chapter: Supported Platforms and Products Licenses Supported Standards NAT Feature Overview How NAT Works Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 818: Supported Platforms And Products

    Network Address Translation Overview ▀ Supported Platforms and Products Supported Platforms and Products NAT is an in-line service feature supported on the Cisco ASR 5000 chassis running 3GPP, 3GPP2, and LTE core network services (PDSN, HA, GGSN, and P-GW). Important: For information on ASR 5000, please refer to the Product Overview Guide.

  • Page 819: Licenses

    For information on license requirements for any customer-specific features, please contact your local sales/service representative. Important: For information on installing licenses, see the Managing License Keys chapter of the System Administration and Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 820: Supported Standards

    RFC 4966: Reasons to Move the Network Address Translator - Protocol Translator (NAT-PT) to Historic Status; July 2007 RFC draft-nishitani-cgn-00.txt: Carrier Grade Network Address Translator (NAT) Behavioral Requirements for Unicast UDP, TCP and ICMP; July 2, 2008 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 821: Nat Feature Overview

    All downlink—inbound from external networks—IP packets that do not match one of the existing NAT bindings are discarded by the system. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 822: Nat Realms

    NAT Binding Timer: Specifies the timeout period, in seconds, to deallocate NAT resources that were allocated to subscriber flows. When a subscriber flow stops the timer starts counting down, and on expiry the NAT resources are deallocated to be made available for other subscriber flows. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 823: Nat Ip Pool Groups

    Similar NAT IP pools can be grouped into NAT IP pool groups. This enables to bind discontiguous IP address blocks in individual NAT IP pools to a single NAT IP pool group. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 824: Nat Ip Address Allocation And Deallocation

    NAT IP Address Allocation and Deallocation Cisco System‘s implementation of NAPT is Endpoint-independent Mapping, wherein NAT reuses the same NAT source port mapping for subsequent packets sent from the same private IP address and port, and with the same protocol to any public destination host IP address and port.

  • Page 825: Nat Ip Address Deallocation

    A new port-chunk is only allocated if the ―Maximum Port-chunks Per User‖ limit is not reached. NAT Port-chunk Deallocation A port-chunk gets deallocated in the following cases: ―NAT Binding Timer‖ expiry Subscriber session disconnect Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 826: Nat Ip Address/Port Allocation Failure

    Assume NAT Binding timer >= TCP 2MSL timer. Once the 2MSL timer expires, the TCP port becomes usable. However, the NAT Binding Timer keeps counting, and on expiry, the port-chunk is released. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 827: Nat Binding Records

    Optional. The name of the locally configured NAT Realm. sn-nat-subscribers-per-ip-address: Optional. NAT Mulitplier assigned to the Realm. bearer 3gpp charging-id: The charging ID for the PDN Session. bearer 3gpp sgsn-address: The SGW/SGSN address. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 828: Nat Binding Updates

    CoA query response the NBU is obtained if available at the time of query. Important: In this release, CoA query for NAT binding information is only supported for one-to-one NAT. The CoA query request must contain the following attributes: Event-Timestamp NAS-IP-Address ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 829: Firewall-And-Nat Policy

    The new pool/pool group is associated with the subscriber only when the subscriber sends a packet to the newly added pool. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 830: Disabling Nat Policy

    If the SN-Firewall-Policy AVP is received with a name that is not configured locally, the subscriber session is terminated. Updating Firewall-and-NAT Policy in Mid-session The Firewall-and-NAT policy can be updated mid-session provided the policy was enabled during call setup. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 831: Target-Based Nat Configuration

    NAT IP pool/NAT IP pool group will get dropped. The newly added NAT IP pool/NAT IP pool group is associated to a call only when one of the previously associated NAT IP pools/NAT IP pool groups is freed from the call. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 832: Nat Application Level Gateway

    This section describes the NAT-specific attributes supported in EDRs and UDRs. EDRs The following NAT-specific attributes are supported in regular EDRs: sn-nat-subscribers-per-ip-address: Subscriber(s) per NAT IP address sn-subscriber-nat-flow-ip: NAT IP address of NAT-enabled subscribers ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 833: Udrs

    Total number port-chunks, per context per NAT realm. Is a static value. nat-rlm-chunks-in-use: Total number of port-chunks currently in use, per context per NAT realm. nat-rlm-max-cur-port-chunk-subs: Current number of subscribers using maximum number of port chunks. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 834: Alarms

    This will be checkpointed as part of micro checkpoint. In case of many-to-one NAT, the port-chunks being used will always be checkpointed as part of micro checkpoint. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 835 Traffic will be NAT bypassed. Unsolicited Traffic Traffic will be NAT bypassed. (downlink packets) For more information, in the System Enhanced Feature Configuration Guide, see the Session Recovery and Interchassis Session Recovery chapters. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 836: How Nat Works

    In order to identify a particular subscriber call line, the SessMgr installs a flow using NAT (public) IP address + NAT ports allocated for the subscriber. The following figures illustrate the flow of packets in NAT processing. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 837 Network Address Translation Overview How NAT Works ▀ Figure 198. NAT Processing Flow Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 838 Network Address Translation Overview ▀ How NAT Works Send to Internet Send to fail pass fail pass ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 839 Network Address Translation Overview How NAT Works ▀ Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 840 Network Address Translation Overview ▀ How NAT Works Figure 199..NAT Processing Flow done fail In prog ress fail pass fail fail pass pass ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 841 Network Address Translation Overview How NAT Works ▀ Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 842 Network Address Translation Overview ▀ How NAT Works Figure 200..NAT Processing Flow denied allowed fails pass ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 843 Network Address Translation Overview How NAT Works ▀ Figure 201..NAT Processing Flow pass Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 845: Mobility Management Entity Overview

    Chapter 26 Mobility Management Entity Overview The Cisco® ASR 5000 chassis provides LTE/SAE wireless carriers with a flexible solution that functions as a Mobility Management Entity (MME) in 3GPP Long-Term Evolution/System Architecture Evolution wireless data networks. This overview provides general information about the MME including:...

  • Page 846: Sae Network Summary

    UMTS, and LTE) and non-3GPP radio access technologies, including CDMA, WiMAX, WiFi, High Rate Packet Data (HRPD), evolved HRPD, and ETSI defined TISPAN networks. The following figure shows the interworking of the EPC with the different radio access technologies. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 847: E-Utran Epc Network Components

    SAE Network Summary ▀ GERAN SGSN UTRAN PCRF E-UTRAN S-GW P-GW 3GPP eNodeB Non-3GPP OCS/ ePDG OFCS Enterprise Internet WLAN E-UTRAN EPC Network Components The E-UTRAN EPC network is comprised of the following components: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 848: Enodeb

    HRPD access node (terminating S101 reference point) selection for handovers to HRPD Transparent transfer of HRPD signalling messages and transfer of status information between E-UTRAN and HRPD access, as specified in the pre-registration and handover flows ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 849: Serving Gateway (S-Gw)

    DL rate enforcement based on AMBR (Aggregate Max Bit Rate) and based on the accumulated MBRs of the aggregate of SDFs with the same GBR QCI DHCPv4 and DHCPv6 functions (client, relay and server) LMA for PMIPv6 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 850: Product Description

    LTE and 2G/3G access networks with the S3 interface terminating at the MME from the SGSN. The MME also terminates the S6a interface towards the home HSS for roaming UEs. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 851 Lawful Interception of signalling traffic Warning message transfer function (including selection of appropriate eNodeB) UE Reachability procedures Interfaces with MSC for Voice paging Interfaces with Gn/Gp SGSN for interconnecting to legacy network Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 852 ▀ Product Description MAP based Gr interface to legacy HLR Important: Some of the features may not be available in this release. Kindly contact your local Cisco representative for more information on supported features. ▄ Cisco ASR 5000 Series Product Overview...

  • Page 853: Product Specification

    Information in this section describes the hardware required to enable the MME service. Platforms The MME service operates on the following platform(s): ASR 5000 System Hardware Components The following application and line cards are required to support MME services on the system: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 854: Operating System Requirements

    LTE/SAE services is located in the Hardware Platform Overview chapter of the Product Overview Guide. Operating System Requirements The MME is available for ASR 5000 platforms running StarOS™ Release 9.0 or later. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 855: Network Deployment And Interfaces

    Figure 203. The MME in LTE/SAE Networks and Interfaces Supported Interfaces In support of both mobile and network originated subscriber UE contexts, the system MME provides the following network interfaces: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 856 Tracking Area List as fully qualified domain name (FQDN) to locate the address of the S-GW to establish the call with. One or more DNS interface can be configured per system context. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 857 Note: This interface will be supported in furture release. Important: MME Software also supports additional interfaces. For more information on additional interfaces, refer Features and Functionality - Licensed Enhanced Feature Software section. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 858: Features And Functionality - Base Software

    Access Network; Evolved Universal Terrestrial Access Network (E-UTRAN); S1 signaling transport (Release 3GPP TS 36.413 V8.4.0 (2008-12): 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); S1 Application Protocol (S1AP) (Release 8) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 859: Nas Protocol Support

    EMM Connection Management Procedures: This procedure provides connection management related function like Paging procedure. EPS Session Management (ESM) This feature is used to provide the subscriber session management for bearer context activation, deactivation, modification, and update procedures. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 860: Eps Gtpv2 Support On S11 Interface

    UE connects to the access network. As a complement to Cisco's protocol monitoring function, the MME supports 3GPP standards based session level trace capabilities to monitor all call control events on the respective monitored interfaces including S6a, S1-MME and S11.
  • Page 861 The following figure shows a high-level overview of the session-trace functionality and deployment scenario: Figure 204. Session Trace Function and Interfaces Trace Collection Entity Offline Storage FTP/S-FTP IP Connectivity FTP/S-FTP FTP/S-FTP FTP/S-FTP EPS Network EPS Network EPS Network Entity Entity Entity Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 862: Session And Quality Of Service Management

    UTRAN. The Authentication and Key Agreement (AKA) mechanism performs authentication and session key distribution in networks. AKA is a challenge- response based mechanism that uses symmetric cryptography. AKA is typically run in a Services Identity Module. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 863: Hss Support Over S6A Interface

    APN name and SGW/PGW fully qualified domain names. Among the AAA parameters that can be configured are: Authentication of the subscriber with HSS Subscriber location update/location cancel Update subscriber profile from the HSS Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 864: Network Entity Management

    The HSS also indicates the default APN for the UE. To establish connectivity with a PDN when the UE is already connected to one or more PDNs, the UE provides the requested APN for the PDN GW selection function. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 865: Serving Gateway (S-Gw) Selection

    For paging, the mobile is paged with the S-TMSI. The S-TMSI is constructed from the MMEC and the M-TMSI. The operator needs to ensure that the MMEC is unique within the MME pool area and, if overlapping pool areas are in use, unique within the area of overlapping MME pools. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 866: Tracking Area List Management

    Tracking Areas. A UE performs periodic Tracking Area Updates to ensure its reachability from the network. Network Operation Management Functions This section describes following features: Overload Management in MME Radio Resource Management Functions Mobile Equipment Identity Check ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 867: Overload Management In Mme

    Home-PLMN, or a single RFSP values to be used for all roamers independent of the Home-PLMN. Mobile Equipment Identity Check The Mobile Equipment Identity Check Procedure permits the operator(s) of the MME and/or the HSS and/or the PDN- GW to check the Mobile Equipment's identity with EIR. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 868: Multiple Pdn Support

    Local login through the Console port on SPIO card using an RS-232 serial connection Using the Web Element Manager application Supports communications through 10 Base-T, 100 Base-TX, 1000 Base-TX, or 1000 Base-SX (optical gigabit Ethernet) Ethernet management interfaces on the SPIO ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 869 The following figure demonstrates these various element management options and how they can be utilized within the wireless carrier network. Figure 205. Element Management Methods Important: MME management functionality is enabled by default for console-based access. For GUI-based management support, refer Web Element Management System. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 870: Bulk Statistics Support

    Thresholding on the system is used to monitor the system for conditions that could potentially cause errors or outage. Typically, these conditions are temporary (i.e high CPU utilization, or packet collisions on a network) and are quickly ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 871: Nas Signalling Security

    It provides integrity protection and encryption of NAS signalling. The NAS security association is between the UE and the MME. The MME uses the NAS security mode command procedure to establish a NAS security association between the UE and MME, in order to protect the further NAS signalling messages. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 872 ▀ Features and Functionality - Base Software The MME implements AES algorithm (128-EEA1 and 128-EEA2) for NAS signalling ciphering and SNOW 3G algorithm (128-EIA1 and 128-EIA2) for NAS signalling integrity protection. 128-EIA1= SNOW 3G 128-EIA2= AES ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 873: Features And Functionality - Licensed Enhanced Feature Software

    The additional hardware resources required for session recovery include a standby system processor card (SPC) and a standby packet processing card. There are two modes for Session Recovery. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 874: License

    MME address. The mobile station uses the interface identifier assigned by the MME during the stateless address auto-configuration procedure. Once this has completed, the mobile can select any ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 875: License

    Data for existing Mobile IP sessions is unaffected. L2TP: L2TP-encapsulated packets are routed from the system to an LNS/secure gateway over an IPSec tunnel. The following figure shows IPSec configurations. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 876: License

    In accordance with 3GPP TS 33.108 Release 8 requirements the Cisco MME supports the Lawful Intercept Access Function for intercepting control plane traffic pursuant to a court ordered subpoena. Lawful Intercept involves the ▄...

  • Page 877: License

    CLI over SSH connections from a DF mediation server. Our solution is currently interoperable with leading third party solutions. The intercepted call control data is encoded in a Cisco proprietary message header format using an optional TLV field to pack the IRI information. The message header includes other identifying information including sequence numbers, timestamps and session &...

  • Page 878: Web Element Management System

    For maximum flexibility and scalability, the Web Element Manager application implements a client-server architecture. This architecture allows remote clients with Java-enabled web browsers to manage one or more systems via the server ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 879 The following figure demonstrates these various element management options and how they can be utilized within the wireless carrier network. Figure 207. Element Management Methods Important: MME management functionality is enabled by default for console-based access. For GUI-based management support, refer Web Element Management System. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 880: How Mme Works

    Purge Procedure The purge procedure is employed by the Cisco MME to inform the concerned node that the MME has removed the EPS bearer contexts of a detached UE. This is usually invoked when the number of records exceeds the maximum capacity of the system.

  • Page 881: Paging Procedure

    If configured to support network-initiated sessions, the MME, will initiate the process of paging the MS and establishing a EPS Bearer context. Subscriber Registration Setup Procedure The following figure and the text that follows describe the message flow for a successful user-initiated subscriber registration setup procedure. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 882 10. Once S-GW receives the Create Bearer Response from P-GW it reserves the EPS bearer and sends Create Bearer Response to the MME and establishes the EPS bearer with MME for this user. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 883: User-Initiated Subscriber De-Registration Setup Procedure

    5. MME sends the Delete Session Request to S-GW for this subscriber. 6. S-GW forwards the Delete Session Request to P-GW for this subscriber. 7. P-GW deletes the EPS bearer for this subscriber and sends the Delete Session Response to S-GW. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 884: Service Request Procedure

    The MME allows configuration of the following service request procedures: Prohibition of services Enforce identity check User-initiated Service Request Procedure The following figure and the text that follows describe the message flow for a successful user-initiated subscriber registration setup procedure. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 885 11. eNodeB sends RB_Establishment Request to UE. 12. UE sends RB_Establishment Response to eNodeB and radio bearer established. 13. eNodeB sends initial Context Setup Request Response to MME. 14. MME sends Modify Bearer Request to S-GW. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 886: Network-Initiated Service Request Procedure

    5. eNodeB broadcasts Paging request in its coverage area for UE. 6. Once identified UE located S-GW and eNodeB starts messaging through UE Paging response. 7. S-GW sends Stop Paging message to MME. 8. Data downlink starts between identified UE and PDN. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 887: Supported Standards

    Access Network; Evolved Universal Terrestrial Access Network (E-UTRAN); S1 layer 1 (Release 8) 3GPP TS 36.412 V8.4.0 (2008-12): 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; Evolved Universal Terrestrial Access Network (E-UTRAN); S1 signaling transport (Release Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 888: Ietf References

    January 1996 RFC-1904, Conformance Statements for Version 2 of the Simple Network Management Protocol (SNMPv2), January 1996 RFC-1905, Protocol Operations for Version 2 of the Simple Network Management Protocol (SNMPv2), January 1996 ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 889 RFC-2574, User-based Security Model (USM) for version 3 of the Simple Network Management Protocol (SNMPv3), April 1999 RFC-2597, Assured Forwarding PHB Group, June 1999 RFC-2598, Expedited Forwarding PHB, June 1999 RFC-2618, RADIUS Authentication Client MIB, June 1999 RFC-2620, RADIUS Accounting Client MIB, June 1999 Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 890: Object Management Group (Omg) Standards

    Draft, Route Optimization in Mobile IP Draft, Generalized Key Distribution Extensions for Mobile IP Draft, AAA Keys for Mobile IP Object Management Group (OMG) Standards CORBA 2.6 Specification 01-09-35, Object Management Group ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 891: Peer-To-Peer Overview

    Administration Guide, before using the procedures in this chapter. This chapter covers the following topics: Supported Platforms and Products Licenses P2P Overview How P2P Works Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 892: Supported Platforms And Products

    Peer-to-Peer Overview ▀ Supported Platforms and Products Supported Platforms and Products P2P is an in-line service supported on ASR 5000 running 3GPP, 3GPP2, LTE and WiMAX core network services. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 893: Licenses

    For information on license requirements for any customer-specific features, please contact your local sales/service representative. Important: For information on obtaining and installing licenses, refer to the Managing License Keys section of the Software Management Operations chapter in the System Administration and Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 894: P2P Overview

    AppleJuice Ares Battlefield BitTorrent File downloading and uploading (plain / encrypted BitTorrent) Un-encrypted, plain-encrypted, and RC4-encrypted file transfer Ddlink DirectConnect eDonkey File uploading and downloading (plain / encrypted eDonkey) FastTrack Feidian FileTopia ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 895 Voice Non-voice Half-Life 2 HamachiVPN iMesh IPTV iSkoot Jabber Manolito Voice Non Voice Mute Nimbuzz ooVoo OpenFT Oscar / AoL Voice Non Voice Paltalk Pando Pandora PoPo PPLive PPStream QQgame QQLive Quake Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 896 Blocking P2P traffic—blocking protocol(s) and discarding traffic Bandwidth policing—limiting the bandwidth, applied per PDP context per P2P application type Flow policing—limiting the number of simultaneous P2P flows QoS support—including policing TOS marking—applied per P2P protocol type ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 897 BitTorrent DirectConnect eDonkey FastTrack Filetopia Fring Gadu-Gadu Gnutella Google Talk iMesh iSkoot Jabber Manolito MSN voice/non-voice Mute Nimbuzz ooVoo Oscar Paltalk Pando PoPo PPLive PPStream QQLive Skype voice/non-voice Slingbox SopCast SoulSeek UUSee Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 898: P2P Voice Call Duration

    P2P traffic characteristic matches with another P2P traffic (false positives), and if there are flaws (bugs) in the detection logic. Whenever such degradation in P2P detection logic is identified, the P2P detection engine needs to be fine tuned or enhanced further to improve the detection accuracy. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 899: P2P Protocol Detection Software Versions

    (removed) from the system‘s memory too. CLI show commands can be used to view details of loaded signature file, and the P2P as well as the individual protocol detection software versions. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 900: Loading And Unloading P2P Signature File

    If there are some sessions using the version to be unloaded, the version is marked for unloading. When there are no references to the version, it is deleted from the memory. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 901: How P2P Works

    P2P Detection ruledefs (rule-application charging) string, =, >, !, etc. Call detail records Incoming packets Protocol Charging Engine Analyzer Stack block redirect Xmit Packet inspection output Advantages of P2P Processing Before DPI Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 902: P2P Session Recovery

    ―standby-mode‖ SessMgr and AAAMgr tasks on the newly activated packet processing card perform session recovery. Limitations This section lists the limitations of P2P detection in this release. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 903: Skype

    BitTorrent. These features are client specific and not related to the BitTorrent protocol. Certain clients also display advertisements. These images are downloaded through plain HTTP and are not detected as BitTorrent. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 904: Jabber

    Patterns occur over multiple packets in a single flow and over multiple flows for a subscriber. If the system loses the state (due to a task failure for example), then the detection can fail for the affected subscribers/flows after recovery. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 905 When the system sees the pattern again, it re-learns the subscriber state and starts detecting the protocol. In this release, P2P rules cannot be combined with UDP and TCP rules in one ruledef. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 907: Personal Stateful Firewall Overview

    This chapter provides an overview of the Personal Stateful Firewall In-line Service. This chapter covers the following topics: Supported Platforms and Products Licenses Overview Supported Features How Personal Stateful Firewall Works Understanding Firewall Rules with Stateful Inspection Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 908: Supported Platforms And Products

    Personal Stateful Firewall Overview ▀ Supported Platforms and Products Supported Platforms and Products The Personal Stateful Firewall is an in-line service feature available on the Cisco ASR 5000 chassis running 3GPP, 3GPP2, and WiMAX core network services. Important: For information on ASR 5000, please refer to the Product Overview Guide.

  • Page 909: Licenses

    For information on license requirements for any customer-specific features, please contact your local sales/service representative. Important: For information on installing licenses, see the Managing License Keys chapter of the System Administration and Configuration Guide. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 910: Overview

    The Enhanced Charging Service (ECS) / Active Charging Service (ACS) in-line service is the primary vehicle that performs packet inspection and charging. For more information on ECS, see the Enhanced Charging Service Administration Guide. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 911: Supported Features

    DoS attacks originating from both the Internet and the internal network. Types of Denial-of-Service Attacks Personal Stateful Firewall can detect the following DoS attacks. The DoS attacks are listed based on the protocol layer that they work on. IP-based Attacks: Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 912 FTP bounce attack — Detected only in downlink direction MIME flood attacks — Detected only in downlink direction Exceeding reset message threshold Source port zero WinNuke attack — Detected only in downlink direction TCP-window-containment — Detected only in downlink direction ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 913: Protection Against Port Scanning

    For these applications to work properly, a stateful firewall must inspect, analyze, and parse these application payloads to get the additional connection information, and open partial connections/pinholes in the firewall to allow the connections. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 914: Stateful Packet Inspection And Filtering Support

    ICMP requests are allowed by firewall. Host Pool, IMSI Pool, and Port Map Support This section describes the Host Pool, IMSI Pool, and Port Map features that can be used while configuring access ruledefs. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 915: Host Pool Support

    If any new traffic (3-way handshake) comes, whether it is a new flow or a new flow due to pin-hole, based on the direction of packet and flow-recovery is enabled, basic checks like header processing, attacks, etc. are done Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 916: Snmp Thresholding Support

    Logging is also supported at rule level, when enabled through rule a message will be logging whenever a packet hits the rule. This can be turned on/off in a rule. These logs are also sent to a syslog server if configured in the system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 917: How Personal Stateful Firewall Works

    Important: By default, Stateful Firewall processing for subscribers is disabled. Stateful Firewall processing is disabled for subscribers in the following cases: If Stateful Firewall is explicitly disabled in the APN/subscriber template configuration. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 918: Mid-Session Firewall Policy Update

    ECS sessions for the subscribers are dropped. In case of session recovery, the calls are recovered but with Stateful Firewall disabled. How it Works The following figures illustrate packet flow in Stateful Firewall processing for a subscriber. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 919 Personal Stateful Firewall Overview How Personal Stateful Firewall Works ▀ Figure 213. Stateful Firewall Processing done fail In progress fail pass fail pass fail pass Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 920 Personal Stateful Firewall Overview ▀ How Personal Stateful Firewall Works Figure 214. Continued... Stateful Firewall Processing pass denied allowed ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 921 Personal Stateful Firewall Overview How Personal Stateful Firewall Works ▀ Figure 215. Continued... Stateful Firewall Processing Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 922: Understanding Rules With Stateful Inspection

    After packet inspection, the Personal Stateful Firewall stores session state and other information into a table. This state table contains entries of all the communication sessions of which the firewall subsystem is aware of. Every entry in this ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 923: Transport And Network Protocols And States

    LAST-ACK The state of the host that just sent the second FIN needed to gracefully close the TCP connection back to the initiating host while it waits for an acknowledgement. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 924: Application-Level Traffic And States

    The Personal Stateful Firewall also provides inspection and filtering functionality on application content with DPI. Personal Stateful Firewall is responsible for performing many simultaneous functions and it detect, allow, or drop packets at the ingress point of the network. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 925 Whenever a new FTP data session is allowed because of a pinhole match the associated pinhole is deleted. Pinholes are also expired if the associated FTP Control session is deleted in, or when the subscriber call goes down. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 927: Web Element Manager Overview

    Chapter 29 Web Element Manager Overview Cisco Systems ASR 5000 is a powerful, service-enabling platform for mobile operators looking to provide a superior service experience for their subscribers. Part of the power and flexibility of the system is its robust, standards-based management application.

  • Page 928: Supported Features

    The Web Element Manager implements an easy to use, point-and-click GUI for providing configuration management for one or more systems. This GUI provides all the flexibility offered by the system‘s command Line Interface (CLI), ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 929: Accounting Management

    The type of statistics used for element management-based accounting are called bulk statistics. Bulk statistics are grouped into categories called schemas and are polled by the system at fixed polling intervals and then transferred to the Web Element Manager at a different transfer intervals (defined in minutes). Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 930: Performance Management

    Regardless of the administrative user type, there are four levels of management user privileges: Inspector: Inspectors are limited to a small number of read-only Exec Mode commands.The bulk of these are ―show‖ commands giving the inspector the ability to view a variety of statistics and ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 931 Audit trail results are stored in the PostgreSQL database for later retrieval and analysis. The new Network Audit Tool functionality in WEM supports the on-demand or periodic auditing of chassis configuration attributes such as PPP MRU, Auth Sequence, Bulkstats Schema Needs Update, etc. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 932: Additional Features

    The Web Element Manager has a complete web-based Help system that provides user assistance for every screen and function available within the application. This Help system resides on the Web Element Manager server and is accessible from any supported client workstation. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 933: Web Element Manager System Requirements

    Solaris 9 is used, it must be installed using the ―End User System support 64-bit‖ software group must be specified during the installation of the operating system. This option installs the libraries required for proper operation of the Web Element Manager. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 934: Client Access

    Web Element Manager clients cannot access the Web Element Manager server if the server is separated by an NAT'd firewall or other device that restricts access between the client workstation and server. Configured application user account on Web Element Manager server ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 935: Wem Architecture

    This component provides Fault, Configuration, Accounting, Performance, and Security (FCAPS) functionality. Fault Management Fault management consists of an event logging function wherein all alarms, warnings, and other faults can be configured, reported, and acknowledged by network operations personnel. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 936: Configuration Management

    Adding, deleting, and sorting system boot stack entries; these entries allow multiple fall-backs in the event the system experiences an error in the loading of a particular image or configuration file ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 937: Accounting Management

    Generate eXtensible Markup Language (XML) files for transfer to a Northbound NMS or bulk statistics processor Archive collected bulk statistic information to conserve disk space on the server Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 938: Performance Management

    The audit trail functionality supports the configuration of filters defining the type of operations to audit and also provides a dialog for performing the audit in real-time. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 939: Wem Process Monitor

    PSMon logs events to syslog and to a log file and is equipped with customizable e-mail notification facilities. Bulk Statistics Server The Bulk Statistics Server process is responsible for collecting and processing all bulk statistic-related information from the system as part of the WEM‘s accounting management functionality. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 940: Script Server

    The addition/deletion of a new system in the managed system list Bulk Statistics: This database contains various tables containing counter values periodically received from the system via the File Transfer Protocol (FTP). ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 941: Wem Logger

    The WEM application generates and stores logs pertaining to server installation and operation. The logs can be stored locally or to another server. In addition, the WEM provides enhanced logging functionality for customizing log output and log files. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 943: Technical Specifications

    Chapter 30 Technical Specifications Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 944: Physical Dimensions

    14.10 in. (35.81cm) Table 97. Physical Dimensions - XGLC Height Width Depth 17.48 in. (44.40 cm) 1.01in. (2.56 cm) 5.24 in. (13.31cm) Line Cards Table 98. Physical Dimensions - Line Cards Height Width Depth ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 945: Fan Tray Assemblies

    16.25 in. (41.27 cm) 19.375 in. (49.21 cm) Power Filter Unit Table 101. Physical Dimensions - 165A Power Filter Unit Height Width Depth 3.6 in. (9.14 cm) 8.25 in. (20.96 cm) 5.12 in. (13.00 cm) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 946: Weight Specifications

    1.25 lbs (.57 kg) Optical Line Card 2 (OLC2) 1.25 lbs (.57 kg) Quad Gigabit Ethernet Line Card (QGLC) 1.25 lbs (.57 kg) 10 Gigabit Ethernet Line Card (XGLC) 2.25 lbs 1.02 kg) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 947: Power Specifications

    The calculation for estimating the power required for an ASR 5000 installation with 3 PSCs, 2 SMCs, 2 SPIOs, 2 RCCs, and 4 Ethernet 1000 line cards would be: (250W x 3) + (130W x 2) + ((15W x 2) + (20W x 2) + (13.5W x 4)) + 800W = 1934W Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 948: Mounting Requirements

    Specifications chapter of this guide. Rack mounting requires the use of industry-standard equipment racks and cabinets and supplier-recommended fasteners. The following figure depicts how the chassis is mounted in a standard equipment rack. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 949 Technical Specifications Mounting Requirements ▀ Figure 217. Example of Rack-Mounted Chassis Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 950: Interface Specifications

    Table 105. SPIO Console Port Pin-out Signal Description Signal Type Clear to Send (CTS) Input Data set Ready (DSR) Input Receive Data (RX) Input Signal Ground (SGND) Ready to Send (RTS) Output ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 951 Ready to Send (RTS) Output Transmit Data (TX) Output Data Carrier Detect (DCD) Input Data Terminal Ready (DTR) Output To construct a RJ-45 to DB-25 cable for modem connectivity, refer to the table that follows. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 952: Fiber Sfp Interface

    Table 108. Fiber SFP Interface Transmit and Receive Levels Signal Level Max TX: 0 dBm Min TX: -9.5 dBm Max RX: 0 dBm (saturation average power) Min RX: -20 (typ) / -17 (max) dBm (sensitivity average power) ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 953: Mbps Rj-45 Interface

    (NC) relays can support normally open (NO) or NC devices. The following two figures show the pin-out details for this interface and the next figure shows an example CO alarm configuration. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 954 ―Y‖ cable, with two connectors on one end. Each connects to one of the SPIO cards. On the opposite end is a 9-pin terminal block that you can mount to the telco cabinet or equipment rack frame. The figure shows the CO Alarm cable. The following table provides the CO Alarm cable pin-outs. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 955 Minor Alarm - Common Green Minor Alarm - Normally open Blue Critical Alarm - Normally closed Violet Critical Alarm - Common Gray Critical Alarm - Normally open Not Applicable Not Applicable Applicable Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 956: Electrical Characteristics

    In this wiring example, with each relay switch in its NC position, the green LED is illuminated. If a relay switch were in the NO position, the red LED would be illuminated. BITS Timing Interface Important: This interface is not used on SPIOs when the system is configured to perform data services. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 957: Ethernet 10/100 Line Card Interfaces

    10/100 Mbps RJ-45 Interface The RJ-45 interfaces on the Fast Ethernet line card support the following cable types and transfer rates. The following figure shows the pin-outs for the RJ-45 Ethernet ports. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 958: Ethernet 1000 Line Card/Quad Gigabit Ethernet Line Card (Qglc) Sfps

    QGLC/1000Base-SX The 1000Base-SX fiber SFP interface on the Ethernet 1000 SX line card has one pair of fiber connectors, as shown below. The Quad Gigabit Ethernet Line Card (QGLC) has four pairs. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 959: Qglc/1000Base-Lx Interface

    The 1000Base-LX fiber SFP interface on the Ethernet 1000 LX line card has one pair of host connectors. The QGLC has four pairs. Figure 229. QGLC/1000 Base-LX Fiber Connector Table 114. LX Fiber Interface Transmit and Receive Levels Signal Level Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 960: Rj-45 Sfp Interface

    BI DC- BI DB- BI DD+ BI DD- RX = Receive Data TX = Transmit Data BI = BI directional data DA, DB, DC, DD = Data Pair A, B, C, and D ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 961: Gigabit Ethernet Line Card (Xglc) Sfp

    -1.0 dBm (saturation average power) Min RX: -11.1 (max) dBm (sensitivity average power) XGLC 10 Base-LR Interface The 10GBase-LR fiber SFP+ interface on the 10 Gigabit Ethernet Line Card has one pair of host connectors. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 962: Fiber Atm/Pos Oc-3 (Olc And Olc2) Multi-Mode Interface

    The fiber-optic SFP interface on OLC and OLC2 Optical ATM Line Cards with the SM IR-1 interface has one pair of host connectors as shown in The following figure. Figure 233. Optical ATM Line Card SM IR-1 SFP Pin-out ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 963: Channelized Line Cards

    The optical SFP interface on the 1-port CLC and 4-port Channelized Line Card with the single-mode interface has one pair of connectors that receive SFP transceivers, as shown in the following figure. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 964: Channelized Line Cards (Clc And Clc2) With Multi-Mode Interface

    The fiber SFP interface on the 1-port and 4-port Channelized line cards with the multi-mode interface has one pair of connectors that receive SFP transceivers, as shown in the following figure. Figure 236. Channelized Line Cards with Multi-Mode SFP Pin-out ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 965 Table 121. Multi-Mode Fiber Interface Transmit and Receive Levels Signal Level Max TX: -14 dBm Min TX: -19 dBm Max RX: -12 dBm (saturation average power) Min RX: -30 (max) dBm (sensitivity average power) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 967: Safety, Electrical, And Environmental Certifications

    Chapter 31 Safety, Electrical, and Environmental Certifications Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 968: Federal Communications Commission Warning

    Cet appareil numérique de la classe A est conforme à la norme NMB-003 du Canada. Laser Notice The lasers in this equipment are Class 1 devices. Class 1 laser devices are not considered to be hazardous. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 969: Safety Certifications

    Safety Certifications ▀ Safety Certifications The ASR 5000 complies with all safety certifications listed below. UL60950 - Standard for Safety for Information Technology Equipment, 3rd Edition European Union EN 60950 (CE Mark) Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 970: Electrical Certifications

    Compatibility and Electrical Safety Criteria for Network Telecommunication Equipment FCC, Part 15 B, Class A Requirements for Non-residential Equipment ETSI EN 300 019 ETSI 300 386 ETSI/EN 300 386-2 Electrical Fast Transients SBC TP76200MP Taiwan - BMSI ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 971: Environmental Certifications

    Telcordia GR-63-Core, Network Equipment-Building System (NEBS) Requirements: Physical Protection The chassis equipped with the 165A PFU is compliant to the European Union‘s RoHS Directive (Directive 2002/95/EC) Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 973: Environmental Specifications

    Chapter 32 Environmental Specifications The sections in this chapter provide information related to environmental considerations and storage characteristics associated with the ASR 5000. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...

  • Page 974: Environmental Information

    197 ft. (60m) below to 49,212 ft. (15,000m) above sea level Non-Operating Altitude Range Supported Environmental Standards The system has been successfully tested against the following environmental standards: Operational Thermal, Operating Conditions - GR-63 Criteria [72, 73] ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 975: Chassis Air Flow

    The upper fan tray pulls heated air up through the chassis, forces it through the side and rear exhaust vents located near the top of the chassis, and expels the air from the system. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 976 Additionally, ensure that the rack/cabinet hardware, as well as the ambient environment, allow the system to function within the limits specified in the Operating Temperature and Humidity section of this chapter. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

  • Page 977: Glossary

    ACL. Access Control List. A filtering mechanism used by many access IP routers that controls which traffic may be received or transmitted on an interface or port. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 978 AGW. AGW uses the authorization token to get the PDF to be communicated for policy authorization and the session identifier is used for the authorization request to indicate the session to which authorization event belongs. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 979 A collocated care-of address is a care-of address assigned to one of the mobile node's network interfaces, instead of one being offered by a foreign agent. CLCI Client.DCCA client located in GGSN. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 980 CP. Control Processor, a high-speed state-of-the-art CPU used by the system. CSP. Card Slot Port subsystem. This is a software subsystem that manages all cards, slots, and physical ports installed in a system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 981 EMM-IDLE mode. A UE is in EMM-IDLE mode when no NAS signalling connection between UE and network exists. EMS. Element Management System. Defines the system or application used to manage a network device, or groups of like network devices. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 982 Internet nodes outside of the part of the domain name hierarchy indicated by the relative name. The fully qualified name can be resolved from anywhere in the Internet, subject to access control and ability to route of the resolution request. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 983 CDRs, S-CDRs, and/or SMS CDRs. GTP. GPRS Tunneling Protocol. The protocol used between the GGSN and the SGSN. GTP-C. The GPRS Tunneling Protocol (GTP) for the control plane handles signalling between GSNs within the core network. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 984 Initial NAS message. A NAS message is considered as an initial NAS message, if this NAS message can trigger the establishment of a NAS signalling connection. For instance, the ATTACH REQUEST message is an initial NAS message. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 985 LSA. Localised Service Area. A localised service area consists of a cell or a number of cells. The cells constituting a LSA may not necessarily provide contiguous coverage. Mapped EPS security context. It is a mapped security context to be used in EPS. MBMS-dedicated cell. cell dedicated to MBMS transmission. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 986 Network Type. The network type associated with HPLMN or a PLMN on the PLMN selector. The MS uses this information to determine what type of radio carrier to search for when attempting to select a specific PLMN. A PLMN may support more than one network type. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 987 PDN address. an IP address assigned to the UE by the Packet Data Network Gateway (PDN GW). PDN Connection. The association between a UE represented by one IPv4 address and/or one IPv6 prefix/address, and a PDN represented by an APN. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 988 QoS. Quality of Service. A measure of the service quality provided to a subscriber. In the IP environment, this relates to acceptable levels of quality including bandwidth guarantees, latency, packet ordering, and other service-related levels of service. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 989 1.75 in. (4.45 cm.) in height. Route optimization. A process that enables the delivery of packets directly to the care-of address from a correspondent node without having to detour through the home network. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 990 SGSN. Serving GPRS Support Node. The SGSN tracks the location of mobile devices in a GSM GPRS or UMTS network and routes packet traffic from the BSS to the GGSN. SID. System Identification. A number that uniquely identifies a network within a cellular of PCS system. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...
  • Page 991 Triangular routing. The path followed by a packet from a correspondent host to a mobile node that must first be routed to the mobile node's Home Agent (HA). Tunnel. A path followed by a first packet while it is encapsulated within the payload portion of a second packet. Cisco ASR 5000 Series Product Overview ▄ OL-22938-02...
  • Page 992 UMTS. X2 Interface. It is a logical interface between two eNBs. Whilst logically representing a point to point link between eNBs, the physical realization need not be a point to point link. ▄ Cisco ASR 5000 Series Product Overview OL-22938-02...

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