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Cisco CRS-1 System Description

Carrier routing system 8-slot line card chassis enhanced router
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Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced
Router System Description
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  • Page 1 Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883...
  • Page 2 Cisco has more than 200 offices worldwide. Addresses and phone numbers are listed on the Cisco website at www.cisco.com/go/offices. Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: https://www.cisco.com/c/en/us/about/legal/trademarks.html.

  • Page 3: Table Of Contents

    CRS Hardware Compatibility C H A P T E R 2 Cisco CRS 8-Slot Line Card Chassis Enhanced Router Power Systems Cisco CRS 8-Slot Chassis Power Systems Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 4 Switch Fabric Card Description C H A P T E R 5 Line Cards and Physical Layer Interface Modules Overview Line Cards and Physical Layer Interface Modules Overview Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 5 Active and Standby Arbitration RP Card to Fabric Module Queuing Distributed Route Processor DRP Card DRP PLIM Limitations and Restrictions Performance Route Processor Performance Route Processor Front Panel Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 6 Regulatory, Compliance, and Safety Specification A P P E N D I X B Product IDs Product IDs Chassis Product IDs Optional MSC, FP, PLIM, SIP, and SPA Product IDs Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 7: Preface

    Obtaining Documentation and Submitting a Service Request, on page ix Objective This guide describes the Cisco CRS 8-Slot Line Card Chassis Enhanced router from a system point of view. This guide focuses on the hardware elements, including descriptions of most of the major assemblies, such as the power and cooling systems, the switch fabric, route processor, and modular services cards.

  • Page 8: Changes To This Document

    Changes to This Document • Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router Installation Guide • Cisco CRS-1 Carrier Routing System to Cisco CRS-3 Carrier Routing System Migration Guide • Cisco CRS Carrier Routing System Regulatory Compliance and Safety Information...

  • Page 9: Obtaining Documentation And Submitting A Service Request

    What's New in Cisco Product Documentation, at: http://www.cisco.com/c/en/us/td/docs/general/whatsnew/whatsnew.html. Subscribe to What's New in Cisco Product Documentation, which lists all new and revised Cisco technical documentation as an RSS feed and delivers content directly to your desktop using a reader application. The RSS feeds are a free service, and Cisco currently supports RSS Version 2.0.
  • Page 10 Preface Obtaining Documentation and Submitting a Service Request Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 11: Cisco Crs Carrier Routing System 8-Slot Line Card Chassis Enhanced Router Overview

    Enhanced router and the basic system configuration. It contains the following topics: Overview The Cisco CRS 8-slot Line Card Chassis Enhanced router supports 40 G, 140 G, and 400 G fabric cards and line cards. The Cisco CRS 8-Slot Line Card Chassis Enhanced router consists of one of the following: •...

  • Page 12: Cisco 8-Slot Chassis Components

    • SPA Interface Processors (SIPs) and Shared Port Adapters (SPAs) which can be installed instead of PLIMs. • SIP is a carrier card that is similar to a PLIM and inserts into a Cisco CRS Line Card Chassis Enhanced router slot and interconnects to a line card like a PLIM does. Unlike PLIMs, SIPs provide no network connectivity on their own.
  • Page 13 - one with an AC modular configuration power supply installed and one with a DC modular configuration power supply installed. Figure 2: Rear (MSC) View of Two Cisco CRS 8-slot Line Card Chassis Enhanced Routers Modular Configuration AC and DC Power Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 14: Routing And Switch Fabric Components

    The RP also monitors system alarms and controls the system fans. LEDs on the front panel indicate active alarm conditions. A Performance Route Processor (PRP) is also available for the Cisco CRS 8-slot Line Card Chassis Enhanced router. Two PRPs perform the same functions as two RPs, but provide enhanced performance for both route processing and system controller functionality.

  • Page 15: Crs 8-Slot System Architecture

    CRS 8-Slot System Architecture Every Cisco CRS 8-Slot Line Card Chassis has 8 MSC slots, each with a capacity of up to 400 gigabits per second (Gbps) for a total routing capacity for each chassis of 12.8 terabits per second. (A terabit is 1 x 1012 bits or 1000 gigabits.) The routing system is built around a scalable, distributed three-stage Benes switch...

  • Page 16: Chassis Slot Numbers

    (PLIM) side of the Cisco CRS 8-slot line card chassis. Figure 4: Cisco 8-slot CRS Line Card Chassis Enhanced Router Slot Numbering Front (PLIM) Side As shown, the Cisco CRS 8-slot Line Card Chassis Enhanced router numbers on the PLIM side of the chassis include the card cage with: •...

  • Page 17: Cable Management

    PLIM slot 0 mate with each other through the midplane, and so do all other MSC and PLIM slots (0 through Cable Management The Cisco CRS 8-slot Line Card Chassis Enhanced router has cable management features for the front (PLIM) side of the chassis, just above the card cage. The horizontal cable management tray has a special telescoping feature that allows it to be extended when the chassis is upgraded with higher-density cards.

  • Page 18: Exterior Cosmetic Components

    Exterior Cosmetic Components Figure 6: Cable Management Bracket Exterior Cosmetic Components The Cisco CRS 8-slot Line Card Chassis Enhanced router includes the following exterior cosmetics: • Cable management bracket (shipped preinstalled on the chassis) • Inlet grille (shipped separately) • Front cover (shipped separately)

  • Page 19: High Availability

    The RP cards function as the system controller in a Cisco CRS 8-Slot Line Card Chassis. Note that the PLIMs are connected to the control plane through their respective line cards.

  • Page 20: Control Plane Components

    SP and line card, while the standby RP monitors the active RP in case it is required to become the active card due to a switchover event. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 21 Switch Fabric Cards Note Performance Route Processor (PRP) cards are also available for the Cisco CRS 8-Slot Line Card Chassis Enhanced router. Two PRPs perform the same functions as two RPs, but provide enhanced performance for both route processing and system controller functionality. PRPs are required if you are using Cisco CRS-X.

  • Page 22: Crs Hardware Compatibility

    A router with a mix of 40G, 140G, and 400G fabric cards is not a supported mode of operation. Such a mode is temporarily allowed only during the upgrade process. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 23 PRP (CRS-8-PRP-6G, CRS-LSP 14X10GBE-WL-XFP 20X10GBE-WL-XFP CRS-8-PRP-12G) 1x100GBE 4x100GE-LO CRS-8-FC400/S PRP (CRS-8-PRP-6G, CRS-MSC-X (400G CRS-8-PRP-12G 40x10GE-WLO2X100GE-FLEX-40 CRS-FP-X CRS-LSP-X CRS-MSC-XCRS-MSC-X-L 4x100GE-LO CRS-8-FC400/M PRP (CRS-8-PRP-6G, (400G CRS-8-PRP-12G 40x10GE-WLO2X100GE-FLEX-40 CRS-FP-XCRS-FP-XL CRS-LSP-X Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 24 Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router Overview CRS Hardware Compatibility Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 25: Cisco Crs 8-Slot Line Card Chassis Enhanced Router Power Systems

    • Cisco CRS 8-Slot Chassis Power Systems, on page 15 Cisco CRS 8-Slot Chassis Power Systems This chapter describes the power systems of the Cisco CRS 8-Slot Line Card Chassis. It contains the following topics: • Enhanced Router Modular Configuration Power System, on page 18 •...

  • Page 26: Power Component Information Common To Two Types Of Power System

    (PMs). However, the AC version of the modular configuration power system requires single-phase AC input power to power the shelves. If you have 3-phase AC-Delta or AC-Wye at your equipment, a Cisco CRS PDU will be required to convert 3-phase AC input power to single-phase AC input power for the power shelf. At the shelf level, the power system provides 2N redundancy;...

  • Page 27: Grounding Guidelines

    NEBS bonding and grounding points (outside chassis) Caution Do not remove the chassis ground wire unless the chassis is being replaced. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router Installation Guide additional grounding and bonding details and installation instructions. DC Power Systems Each DC powered chassis contains two modular configuration power shelves for 2N redundancy.

  • Page 28: Ac Power Systems

    Each AC powered chassis contains two AC power shelves for 2N redundancy. The shelves contain the input power connectors. In the Cisco CRS 8-Slot Line Card Chassis Enhanced router, each power shelf can contain up to three AC PMs. The power shelves and the AC PMs are field replaceable. See...
  • Page 29 Cisco CRS 8-Slot Line Card Chassis Enhanced Router Power Systems Overview-Modular Power Configuration Figure 8: Modular Configuration AC Power Shelf Front View Figure 9: Modular Configuration AC Power Shelf Rear View Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 30 Cisco CRS 8-Slot Line Card Chassis Enhanced Router Power Systems Overview-Modular Power Configuration Figure 10: Modular Configuration DC Power Shelf Front View Figure 11: Modular Configuration DC Power Shelf Rear View Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 31: Modular Configuration Power Architecture

    Each power module has its own integrated fuse to protect the system, and each power module is plugged into its own power outlet. The Cisco CRS 8-Slot Line Card Chassis requires 8.0 kW of DC input power and 8.75 kW of AC input power from the building supply.
  • Page 32 LCD6-14A-L, or equivalent) The following figure shows the 8-slot chassis power routing distribution for a modular DC configuration. Figure 12: CRS 8-Slot Chassis Power Distribution- Modular DC Configuration Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 33 #con_1282820/fig_1274845 for rear view) installs in the Cisco CRS 8-slot Line Card Chassis Enhanced router from the front and plugs into the chassis power interface connector panel. Each modular configuration DC power shelf requires up to four DC input feeds of either –48 VDC (nominal), 50 A or –60 VDC (nominal), 40 A.
  • Page 34 Modular Configuration DC Power Module Indicators Unlike the Cisco CRS 16-slot Line Card Chassis Enhanced router, the power shelf on the Cisco CRS 8-slot Line Card Chassis Enhanced router does not contain an alarm module. The DC power module monitors power module status and processes alarm functions.

  • Page 35: Modular Configuration Ac Power

    The modular configuration AC power system requires single-phase AC input power. If you have 3-phase AC Delta or AC Wye at your equipment, a Cisco CRS PDU will be required to convert 3-phase AC input power to single-phase AC input power for the power shelf. For further information, refer to the...
  • Page 36 • Output voltage 1 is –54 VDC • Output voltage 2 is +5Vaux Because chassis components are powered by both A and B power inputs, the Cisco CRS 8-slot Line Card Chassis Enhanced router can continue to operate normally if: •...
  • Page 37 AC PMs are installed in the shelf. Note In order to maintain a balanced 3-phase power load, three AC PMs are required to be installed in a Cisco CRS 8-slot Line Card Chassis Enhanced router AC modular configuration power shelf.
  • Page 38 Each AC power module contains an ID EEPROM that stores information used by control software (for example, part number, serial number, assembly deviation, special configurations, test history, and field traceability data). Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 39 Modular Configuration AC Power Module Indicators #con_1241429/fig_1294667 is a diagram of the connections between the modular configuration AC power shelves and the Cisco CRS 8-slot Line Card Chassis Enhanced router. See the http://www.cisco.com/en/US/ docs/routers/crs/crs1/8_slot/installation/guide/hqlcc_install.pdf Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router Installation Guide for detailed information about the input power connections to the AC power shelf.

  • Page 40: Cisco Crs 3-Phase Ac Power Distribution Unit

    Cisco CRS 3-Phase AC Power Distribution Unit This section describes the Cisco CRS Power Distribution Unit (PDU). The PDU converts 3-phase AC input power to single-phase AC output power that connects directly to the rear of the modular configuration AC power shelf.
  • Page 41 Output Cords Face Plate The following figure shows the Power Distribution Unit 8W (Cisco product number PDU-321-3-Wye) that converts 3-phase AC Wye input power to single phase output power. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 42 Cisco CRS 3-Phase AC Power Distribution Unit Installation Guide , the section Specifications . For information on installing the PDU, see the Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router Installation Guide. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 43: Cooling System

    C H A P T E R Cooling System This chapter describes the components that make up the cooling system of the Cisco CRS 8-Slot Line Card Chassis Enhanced router. • Cooling System, on page 33 Cooling System This chapter describes the components that make up the cooling system of the Cisco CRS 8-Slot Line Card Chassis Enhanced router.

  • Page 44: Line Card Chassis Enhanced Router Airflow

    • Power system airflow: Up to 240 cubic feet (6,800 liters) per minute The chassis has a replaceable air filter mounted in a slide-out tray above the lower fan tray. The Cisco CRS 8-slot Line Card Chassis Enhanced router air filter plugs into the rear (MSC) side of the chassis.

  • Page 45: Cooling System Operation

    A fan failure causes a fault message, but if no thermal sensors have tripped, the fan control remains unchanged. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 46: Cooling System Redundancy

    Cisco CRS 8-slot Line Card Chassis Enhanced router, which plugs into the rear (MSC) side of the chassis. The system can operate with one or two fan trays. Each fan tray is hot-swappable and is considered a field-replaceable unit.
  • Page 47 • Yellow: The fan tray has experienced a failure and should be replaced. • Off: An unknown state exists or the LED is faulty (there is no input power). Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 48 Cooling System Cisco CRS 8-Slot Line Card Chassis Enhanced Router Fan Tray Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 49: Switch Fabric

    Card Chassis Enhanced router has only 4 physical switch fabric cards There are four types of switch fabric cards used in the Cisco CRS 8-Slot Line Card Chassis Enhanced router: CRS-8-FC/S, CRS-8-FC-140/S, CRS-8-FC-400/S and the CRS-8-FC-400/M fabric card. Each fabric card implements all three stages of the switch fabric.

  • Page 50: Switch Fabric Operation

    MSC. Note The cell structure used in the Cisco CRS switch fabric is a Cisco-specific cell structure and is not related to Asynchronous Transfer Mode (ATM) cells.

  • Page 51: Speed-Up Function

    Speed-up Function Note The speed up function only applies to the Cisco CRS-1 and Cisco CRS-3. It is not applicable for the Cisco CRS-X. A line card chassis can contain up to 8 MSCs, each with up to 140 Gbps of bandwidth. To provide 140 Gbps of switching capacity for each MSC, the switch fabric must actually provide additional bandwidth to accommodate cell overhead, buffering, and congestion-avoidance mechanisms.
  • Page 52 Switch Fabric Card Description Figure 23: CRS-8-FC400/S Switch Fabric Card Figure 24: CRS-8-FC400/M Back-to-Back Switch Fabric Card The following figure is a block diagram of the switch fabric card. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 53 • S3 switch element: Receives data cells from the S2 stage and performs switching and fabric speed-up. S3 has 36 inputs and 72 outputs. • Service processor: Provides the interface to the Cisco CRS-1 control plane. The service processor does the following: •...
  • Page 54 The switch fabric card front panel contains the following elements: • Status LED • An alphanumeric display Appendix A, “Technical Specifications,” for additional switch fabric card specifications. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 55: Line Cards And Physical Layer Interface Modules Overview

    Overview of Line Cards and Physical Layer Interface Modules The MSC, FP, and LSP card, also called line cards, are the Layer 3 forwarding engine in the Cisco CRS 8-slot Line Card Chassis Enhanced router. Each line card is paired with a corresponding physical layer interface module (PLIM) that contains the packet interfaces for the line card.
  • Page 56 (RP) performs routing protocol functions and routing table distributions, while the line card actually forwards the data packets. Line cards (MSCs, FPs, LSPs) and PLIMs are installed on opposite sides of the Cisco CRS 8-Slot Line Card Chassis Enhanced router, and mate through the Cisco CRS 8-Slot Line Card Chassis Enhanced router midplane.

  • Page 57: Plim Physical Interface Module On Ingress

    Layer 3 function of the MSC. For receive (ingress) data, the physical interface controller performs the following functions: • Multiplexes the physical ports and transfers them to the ingress packet engine through the Cisco CRS 8-Slot Line Card Chassis Enhanced router midplane.

  • Page 58: Msc To Fabric Section Queuing

    • MSC configuration • Management • Protocol control The CPU subsystem includes: • A CPU chip • A Layer 3 cache • NVRAM • A flash boot PROM Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 59: Line Card Physical Descriptions

    MSC. The SP controls card power up, environmental monitoring, and Ethernet communication with the Cisco CRS 8-Slot Line Card Chassis Enhanced router RP cards. The CPU subsystem performs a number of control plane functions, including receipt of FIB downloads, local PLU and TLU management, statistics gathering and performance monitoring, and MSC ASIC management and fault-handling.
  • Page 60 • CSR-LSP = 446 W • CRS-LSP-X = 650 W Figure 29: Modular Services Card, Original Version (CRS-MSC) The following figure shows the front panel of the CRS-MSC (end-of-sale). Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 61 Figure 33: CRS-MSC-140G Front Panel Status LED Alphanumeric LEDs The following figure shows the front panel of the CRS-FP140. The CRS-FP-X card front panel is similar. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 62: Physical Layer Interface Modules

    OC-192, 10-Gigabit Ethernet, and 100-Gigabit Ethernet). Line cards are installed on opposite sides of the Cisco CRS 8-Slot Line Card Chassis Enhanced router, and mate through the chassis midplane. Each line card pair is installed in corresponding chassis slots in the chassis (on opposite sides of the chassis).

  • Page 63: Oc-768 Packet-Over-Sonet (Pos) Plims

    • Single port (0) with SC fiber-optic interfaces for TX and RX. • Three port LEDs that provide information about the status of the port: • ACTIVE: Indicates that the port is logically active; the laser is on. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 64: Oc-192 Packet-Over-Sonet/Dynamic Packet Transport Plims

    EEPROM that stores initial configuration information and details about the PLIM type and hardware revision. The Cisco IOS XR software also provides loopback and diagnostic functions for the OC-192 PLIM. The four different types of optics modules define the four major variants of the OC-192 PLIM: •...

  • Page 65: Oc-48 Packet Over Sonet/Dynamic Packet Transport Plims

    The OC-48 PLIM comes in three different variants which can be software configured to operate in packet-over-SONET (POS) or Dynamic Packet Transport (DPT) mode. The 16xOC-48 PLIM contains 16 Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 66 EEPROM that stores initial configuration information and details about the PLIM type and hardware revision. The Cisco IOS XR software also provides loopback and diagnostic functions for the 16xOC-48 PLIM. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 67 Line Cards and Physical Layer Interface Modules Overview OC-48 Packet Over SONET/Dynamic Packet Transport PLIMs Figure 38: 16xOC-48 POS PLIM Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 68: 10-Gigabit Ethernet Xenpak Plim

    • Ports 0 to 3 (the upper set of ports) provide 20 Gbps of throughput. • Ports 4 to 7 (the lower set of ports) provide another 20 Gbps of throughput. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 69: 8-Port 10-Ge Plim With Xfp Optics Modules

    The 8-port 10-GE XFP PLIM supports from one to eight pluggable XFP optics modules. The 8-port 10-GE XFP PLIM has: • Eight ports that accept XFP optics modules • Status LED for the PLIM Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 70 The 8-port 10-GE XFP PLIM power consumption—88 W (with eight optics modules) The following table provides cabling specifications for the XFP modules that can be installed on the 8-port 10-GE XFP PLIM. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 71: 4-Port 10-Ge Plim With Xfp Optics Modules

    Figure 42: 4-Port 10-Gigabit Ethernet XFP PLIM Front Panel Port LED (one per port) Status LED The following table describes the PLIM LEDs for the 4-Port 10-GE XFP PLIM. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 72: 1-Port 100-Ge Plim With Cfp Optics Module

    • 100-GE pluggable optical transceiver module—CFP-100GE-LR4, V01 Cisco qualifies the optics that are approved for use with its PLIMs. The following figure shows the front panel of the 1-Port 100-GE CFP PLIM. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 73 The CFP uses duplex single mode SC fiber cabling. Table 14: CFP Module Port Cabling Specifications provides cabling specifications for the CFP modules that can be installed on the 1-Port 100-GE CFP PLIM. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 74: 20-Port 10-Ge Plim With Xfp Optics Modules

    A CFP optics module must be installed in the CFP transceiver module slot of each 100GE PLIM installed in the Cisco CRS chassis. The CFP transceiver module preserves the integrity of the card and is required for EMI and Safety compliance and proper cooling in the chassis.

  • Page 75: 14-Port 10-Ge Plim With Xfp Optics Modules

    SR, you must be careful not to exceed the power budget, which may result in some ports remaining unpowered. Cisco IOS XR software enables the ports in a sequence that allows the configuration to remain within the optics power budget. For more details on how the software controls PLIM power consumption, see the Cisco IOS XR Interface and Hardware Component Command Reference for the Cisco CRS Router.
  • Page 76 Note For information about the XFP optical transceiver modules supported on the 14-port 10-GE XFP PLIM, see the Cisco CRS Carrier Routing System Ethernet Physical Layer Interface Module Installation Note. Note The 14-port XFP PLIM has a fixed power budget for the pluggable XFP optics. See...

  • Page 77: Xfp Optics Power Management

    XFP is consuming: show controllers tenGigE 0/3/0/0 internal PLIM Impedance Carrier A PLIM impedance carrier must be installed in each empty PLIM slot in the Cisco CRS-1 chassis (see Figure 46: PLIM Impedance Carrier). The CRS 8-slot chassis is shipped with impedance carriers installed in the empty slots.
  • Page 78 Line Cards and Physical Layer Interface Modules Overview PLIM Impedance Carrier Figure 46: PLIM Impedance Carrier Impedance carrier fasteners Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 79: Route Processor

    It contains the following topics: Route Processor Overview The route processor (RP) card is the system controller for the Cisco CRS 8-slot Line Card Chassis Enhanced router. It performs route processing and distributes forwarding tables to the MSCs. The RP provides a control path to each MSC, performs system-monitoring functions, and contains hard disks for system and error logging.
  • Page 80 Route Processor Route Processor Overview Figure 47: Route Processor Card . Configuration is explained in detail in the http://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_ r4-2/getting_started/configuration/guide/gs42crs/gs42pref.html Cisco IOS XR Getting Started Guide. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 81 An IDE hard drive is used to gather debugging information, such as core dumps from the RP or MSCs. It is typically powered down and activated only when there is a need to store data. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 82: Active And Standby Arbitration

    Active and Standby Arbitration The two RP cards in a Cisco CRS 8-Slot Line Card Chassis Enhanced router operate in an active-standby relationship. The routing system performs the following steps to determine which RP is active and which is standby: 1.

  • Page 83: Distributed Route Processor

    The distributed route processor (DRP) card and its associated physical layer interface module (PLIM) provide additional routing capabilities for the Cisco CRS 8-slot Line Card Chassis Enhanced router. The DRP and DRP PLIM function as an additional route processor (RP) in the system.

  • Page 84: Drp Card

    Route Processor DRP Card Cisco CRS routing system that functions as a complete router, running its own routing protocols and forwarding IP packets between its interfaces. Note Currently, the Cisco CRS 8-slot Line Card Chassis Enhanced router can function as a single logical router only.

  • Page 85: Drp Plim

    CONSOLE port 0 PRIMARY LED CONSOLE port 1 PC card 1 PC Card 0 Hard drive 1 Alphanumeric LED Hard drive 0 Alphanumeric LED MGMT ETH port 1 Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 86: Limitations And Restrictions

    Two PRP cards are required per chassis for a redundant system. The PRP can be inserted in either of the two dedicated RP slots in the Cisco CRS 8-slot Line Card Chassis Enhanced router. When two PRPs are installed, one PRP is the “Active” RP and the other is the “Standby” RP.
  • Page 87 • Height—20.6 in. (52.3 cm) • Depth—11.2 in. (28.5 cm) • Width—1.8 in. (4.6 cm) • Weight—9.60 lb (4.35 kg) • Power consumption—175 W (with two SFP or SFP+ optics modules) Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 88: Performance Route Processor Front Panel

    STATUS LED—Card status indicator Performance Route Processor Overview The CRS PRP for the Cisco CRS 8-slot Line Card Chassis Enhanced router is a next generation Intel-based RP that increases the CPU compute power, memory and storage capacity. The PRP provides both route processing and system controller functionality for enhanced performance.
  • Page 89 Performance Route Processor Memory Options The following memory configurations are supported by the CPU memory controller: • Three 2GB DDR3 DIMMs, for a total of 6GB (Cisco product ID: CRS-8-PRP-6G) • Three 4GB DDR3 DIMMs, for a total of 12GB (Cisco product ID: CRS-8-PRP-12G) Note The memory on the 6GB PRP is not upgradable to 12GB.
  • Page 90 EMI Filter Ground (Gnd Console) EMI Filter Ground (Gnd Aux) Receive data (RxD) Receive data (RxD) Carrier detect (CD) Carrier detect (CD) Clear to send (CTS) Clear to send (CTS) Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 91 The PRP has an external USB port on the faceplate for connecting a USB 2.0 thumb flash drive. The external devices connected to this port can be used for logging, external file transfer, and installing software packages. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 92 Route Processor USB Port Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 93: Crs 8-Slot Line Card Chassis Enhanced Router Specifications

    A P P E N D I X CRS 8-Slot Line Card Chassis Enhanced Router Specifications This appendix provides the specifications for components of the Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced router. • Technical Specifications, on page 83...

  • Page 94: Modular Configuration Power Specifications

    Table 20: 8-Slot Line Card Chassis Enhanced Router Component and Power Specifications—Modular Configuration Power lists the system specifications for the Cisco CRS 8-slot LCC enhanced router with a modular configuration power system installed. Table 20: 8-Slot Line Card Chassis Enhanced Router Component and Power Specifications Modular Configuration Power...

  • Page 95: Environmental Specifications

    Heat dissipation from the DC power system based on maximum output power capacity at 88% efficiency. Heat dissipation from the AC power system based on maximum output power capacity at 92% efficiency. Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 96: Regulatory, Compliance, And Safety Specification

    Regulatory, Compliance, and Safety Specification Regulatory, Compliance, and Safety Specification For information about the compliance and safety standards with which the Cisco CRS 8-slot Line Card Chassis Enhanced router conforms, see Regulatory Compliance and Safety Information for the Cisco CRS Carrier...

  • Page 97: Appendix B Product Ids

    A P P E N D I X Product IDs This appendix provides information about the product IDs for components of the Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced router • Product IDs , on page 87...
  • Page 98 (half-height)(four required for each chassis) Switch fabric blank CRS-8-FC-BLANK(=) Blank card carrier for each switch fabric slot (used during shipment, must be replaced by a switch fabric card) Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

  • Page 99: Optional Msc, Fp, Plim, Sip, And Spa Product Ids

    Interface Module Installation Note . For a complete list of SIP and SPA product IDs, see the http://www.cisco.com/c/en/us/td/docs/interfaces_modules/shared_port_adapters/install_upgrade/crs/crs1/ installation/guide/spahw.html Cisco CRS SIP and SPA Hardware Installation Guide . Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 100 PLIM POM-OC48-LR2-LC-C(=)POM-OC48-SR-LC-C(=) (POS or DPT) The PLIM uses 1 to 16 single-mode, long- and short-reach optic modules (mixing allowed): • Long-reach optics (POM-OC48-LR2-LC-C=) • Short-reach optics (POM-OC48-SR-LC-C=) Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 101 1-Port OC-192c/ STM- 64 POS/RPR XFP SPA-OC192POS-XFP — 4-Port OC-3c/STM-1 POS SPA SPA-4XOC3-POS — 8-Port OC-12c/STM-4 Multirate POS SPA-8XOC12-POS — 8-Port Gigabit Ethernet SPA SPA-8X1GE — Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...
  • Page 102 Product IDs Product IDs Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Enhanced Router System Description...

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