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Cisco 3951 Administration Manual

Unified sip phone for cisco unified callmanager 5.1
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Cisco Unified SIP Phone 3951
Administration Guide for Cisco
Unified CallManager 5.1
Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel:
408 526-4000
800 553-NETS (6387)
Fax:
408 526-4100
Text Part Number: OL-10969-01

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Summary of Contents for Cisco 3951

  • Page 1 Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 Corporate 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: 408 526-4100 Text Part Number: OL-10969-01...
  • Page 2 You can determine whether your equipment is causing interference by turning it off. If the interference stops, it was probably caused by the Cisco equipment or one of its peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures: •...
  • Page 3 CCVP, the Cisco Logo, and the Cisco Square Bridge logo are trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn is a service mark of Cisco Systems, Inc.; and Access Registrar, Aironet, BPX, Catalyst, CCDA, CCDP, CCIE, CCIP, CCNA, CCNP, CCSP, Cisco, the Cisco...

  • Page 5: Table Of Contents

    An Overview of the Cisco Unified IP Phone C H A P T E R Understanding the Cisco Unified SIP Phone 3951 What Networking Protocols Are Used? Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 6 Adding Phones with Auto-Registration 2-10 Adding Phones with Cisco Unified CallManager Administration 2-11 Adding Phones with BAT 2-11 Determining the MAC Address for a Cisco Unified IP Phone 2-12 Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 7 Cisco Unified CallManager Options SIP Configuration Menu Additional Configurations for the Cisco SIP Phone 3951 Configuring a SIP Phone Dial Plan Enabling Cisco Unified SIP Phone 3951 to Use iDTMF Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 8 Symptom: Cisco Unified IP Phone Unable to Obtain IP Address Cisco Unified IP Phone Resets Unexpectedly Verifying Physical Connection Identifying Intermittent Network Outages Verifying DHCP Settings Checking Static IP Address Settings Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 viii OL-10969-01...
  • Page 9 Adding Language Overlays to Phone Buttons Installing the Cisco Unified CallManager Locale Installer Technical Specifications Physical and Operating Environment Specifications Network Port Pinouts N D E X Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 10 Contents Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 11: Preface

    Because of the close interaction between the Cisco Unified IP Phone and Cisco Unified CallManager, these tasks require familiarity with Cisco Unified CallManager. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 12: Objectives

    Preface Objectives Objectives This guide provides the required steps to get the Cisco Unified IP Phone up and running on a Voice-over-IP (VoIP) network. Organization This manual is organized as follows: Chapter Description Chapter 1, “An Overview of the Provides a conceptual overview and description of Cisco Unified IP Phone”...

  • Page 13: Related Documentation

    • Cisco Unified CallManager Serviceability System Guide • Cisco Unified CallManager Bulk Administration Guide • Cisco IP Phones Services and Features • Personal Directory Configuration Guide Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 xiii OL-10969-01...

  • Page 14: Obtaining Documentation

    Registered Cisco.com users can order a Product Documentation DVD (product number DOC-DOCDVD= or DOC-DOCDVD=SUB) from Cisco Marketplace at the Product Documentation Store at this URL: http://www.cisco.com/go/marketplace/docstore Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 15: Ordering Documentation

    Register to receive security information from Cisco • A current list of security advisories, security notices, and security responses for Cisco products is available at this URL: http://www.cisco.com/go/psirt Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 16: Reporting Security Problems In Cisco Products

    Cisco is committed to delivering secure products. We test our products internally before we release them, and we strive to correct all vulnerabilities quickly. If you think that you have identified a vulnerability in a Cisco product, contact PSIRT: For emergencies only —...

  • Page 17: Product Alerts And Field Notices

    Alerts and Cisco Field Notices. You can receive Cisco Product Alerts and Cisco Field Notices by using the Product Alert Tool on Cisco.com. This tool enables you to create a profile and choose those products for which you want to receive information.

  • Page 18: Submitting A Service Request

    Access to all tools on the Cisco Technical Support & Documentation website requires a Cisco.com user ID and password. If you have a valid service contract but do not have a user ID or password, you can register at this URL: http://tools.cisco.com/RPF/register/register.do...

  • Page 19: Definitions Of Service Request Severity

    Preface Obtaining Technical Assistance solutions. If your issue is not resolved using the recommended resources, your service request is assigned to a Cisco engineer. The TAC Service Request Tool is located at this URL: http://www.cisco.com/techsupport/servicerequest For S1 or S2 service requests, or if you do not have Internet access, contact the Cisco TAC by telephone.

  • Page 20: Obtaining Additional Publications And Information

    Information about Cisco products, technologies, and network solutions is available from various online and printed sources. The Cisco Online Subscription Center is the website where you can sign up • for a variety of Cisco e-mail newsletters and other communications. Create a profile and then select the subscriptions that you would like to receive.

  • Page 21: Document Conventions

    Information you must enter is in font. boldface screen boldface screen italic screen font Arguments for which you supply values are in italic screen font. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 22 Regulatory Compliance and Safety Information (Informatie over naleving van veiligheids- en andere voorschriften) raadplegen dat bij dit toestel is ingesloten. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 xxii OL-10969-01...
  • Page 23 Regulatory Compliance and Safety Information (Conformità alle norme e informazioni sulla sicurezza) che accompagna questo dispositivo. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 xxiii OL-10969-01...
  • Page 24 Se förklaringar av de varningar som förkommer i denna publikation i dokumentet Regulatory Compliance and Safety Information (Efterrättelse av föreskrifter och säkerhetsinformation), vilket medföljer denna anordning. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 xxiv OL-10969-01...
  • Page 25 Understanding the Cisco Unified SIP Phone 3951, page 1-2 • What Networking Protocols Are Used?, page 1-3 • What Features are Supported on the Cisco Unified SIP Phone 3951?, page 1-6 • Understanding Security Features for Cisco Unified SIP Phone 3951, page 1-9 •...

  • Page 26: An Overview Of The Cisco Unified Ip Phone

    Figure 1-1 shows the main components of the Cisco Unified SIP Phone 3951. Figure 1-1 Cisco Unified SIP Phone 3951 Cisco SIP Phone CISCO 3951 PQRS WXYZ Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 27: What Networking Protocols Are Used

    Cisco Unified IP Phones support several industry-standard and Cisco networking protocols required for voice communication. Table 1-1 provides an overview of the networking protocols supported on the Cisco Unified SIP Phone 3951. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 28 Hypertext Transfer HTTP is the standard way of Cisco Unified SIP Phone 3951 Protocol (HTTP) transferring information and moving supports HTTP. documents across the Internet and the web. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 29 Session management between two or more endpoints. provides the ability to control the attributes of an end-to-end call. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 30: What Features Are Supported On The Cisco Unified Sip Phone 3951

    What Features are Supported on the Cisco Unified SIP Phone 3951? The Cisco Unified SIP Phone 3951 functions much like digital business phones, allowing you to place and receive telephone calls. In addition to traditional telephony features, the Cisco Unified IP Phone includes features that enable you to administer and monitor the phone as a network device.

  • Page 31: Feature Overview

    As with other network devices, you must configure Cisco Unified SIP Phone 3951 so that it can access Cisco Unified CallManager and the rest of the IP network. By using DHCP, you have fewer settings to configure on a phone, but if your network requires it, you can manually configure an IP address, TFTP server, and subnet mask.

  • Page 32: Configuring Network Parameters Using The Cisco Unified Ip Phone

    Chapter 6, “Viewing Status, Statistics, and Firmware Information on the Cisco Unified IP Phone.” Related Topics Configuring Settings on the Cisco Unified IP Phone, page 4-1 • Troubleshooting and Maintenance, page 7-1 • Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 33: Providing Users With Feature Information

    Providing Users with Feature Information If you are a system administrator, you are likely the primary source of information for Cisco Unified IP Phone users in your network or company. To ensure that you distribute the most current feature and procedural information, familiarize yourself with Cisco Unified IP Phone documentation.

  • Page 34: Configuring Cisco Unified Ip Phones In Cisco Unified Callmanager

    Guide. After you have set up the IP telephony system and configured system-wide features in Cisco Unified CallManager, you can add IP phones to the system. The following topics provide an overview of procedures for adding Cisco Unified IP Phones to your network: Configuring Cisco Unified IP Phones in Cisco Unified CallManager, •...
  • Page 35 Guide, “Cisco Unified IP database. Phone Configuration” chapter. Phone type • Description (user name or ID) • MAC address • Device pool • • Partition Calling Search Space • Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 1-11 OL-10969-01...
  • Page 36 “End User Configuration” chapter, “Associating Devices Some phones, such Note to a User” section. as those in confer- ence rooms, do not have an associated user. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 1-12 OL-10969-01...

  • Page 37: Installing Cisco Unified Ip Phones

    4-9. Installing Cisco Unified IP Phones After you have added the phones to the Cisco Unified CallManager database, you can complete the phone installation. You (or the phone users) can install the phone at the users’s location. The Cisco Unified IP Phone Installation Guide that ships in the box with each phone provides directions for connecting the phone handset, cables, and other accessories.

  • Page 38: Checklist For Installing The Cisco Unified Ip Phone

    3-7. 3. Monitor the phone startup process. Verifies that phone is config- See the “Verifying the ured properly. Phone Startup Process” section on page 3-10. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 1-14 OL-10969-01...
  • Page 39 Information to Users configure their phone options. cessfully use their Via a Website.” Cisco Unified IP Phones. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 1-15 OL-10969-01...
  • Page 40 Chapter 1 An Overview of the Cisco Unified IP Phone Overview of Configuring and Installing Cisco Unified IP Phones Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 1-16 OL-10969-01...
  • Page 41 This chapter provides an overview of the interaction between the Cisco Unified IP Phone and other key components of the Voice over IP (VoIP) network. It includes the following topics: Understanding How the Cisco Unified IP Phone Interacts with Cisco •...

  • Page 42: Preparing To Install The Cisco Unified Ip Phone On Your Network

    “Understanding Security Features for Cisco Unified SIP Phone 3951” section on page 1-9. If the Cisco Unified IP Phone model that you want to configure does not appear Note in the Phone Type drop-down list in Cisco Unified CallManager Administration,...

  • Page 43: C H A P T E R 2 Preparing To Install The Cisco Unified Ip Phone On Your Network

    • Providing Power to the Cisco Unified IP Phone The Cisco Unified SIP Phone 3951 can be powered with external power or with Power over Ethernet (PoE). External power is provided through a separate power supply. PoE is provided by a switch through the Ethernet cable attached to a phone.

  • Page 44: Cisco Unified Ip Phone Power Injector

    Cisco Unified IP Phone Power Injector The Cisco Unified IP Phone Power Injector is an external, single-port, midspan power injector for use with Cisco Unified IP Phones. It supports a maximum cable length of 100m between the unpowered switch and the Cisco Unified IP Phone.

  • Page 45: Power Outage

    • Table 2-2 Related Documentation for Power Document Topics Cisco Unified IP Phone http://www.cisco.com/en/US/products/hw/phones/p Power Injector s379/prod_installation_guides_list.html PoE Solutions http://www.cisco.com/en/US/netsol/ ns340/ns394/ns147/ns412/networking_solutions_pa ckage.html Cisco Catalyst Switches http://www.cisco.com/univercd/cc/td/ doc/product/lan/index.htm Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 46: Understanding Phone Configuration Files

    Configuration files for a phone are stored on the TFTP server and define parameters for connecting to Cisco Unified CallManager. In general, any time you make a change in Cisco Unified CallManager that requires the phone to be reset, a change is made to the phone’s configuration file automatically.

  • Page 47: Sip Dial Rules

    For more information on configuring SIP dial rules, refer to the Cisco Unified CallManager Administration Guide. Understanding the Phone Startup Process When connecting to the VoIP network, the Cisco Unified IP Phone go through a standard startup process that is described in Table 2-3.
  • Page 48 Cisco Cisco Unified CallManager and other informa- Unified CallManager tion for the phone. Database, page 2-9. Resolving Startup • Problems, page 7-1. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 49: Adding Phones To The Cisco Unified Callmanager Database

    Cisco Unified CallManager database. Adding Phones to the Cisco Unified CallManager Database Before installing the Cisco Unified IP phone, you must choose a method for adding phones to the Cisco Unified CallManager database. These sections describe the methods: Adding Phones with Auto-Registration, page 2-10 •...

  • Page 50: Adding Phones With Auto-Registration

    You should use auto-registration to add less than 100 phones to your network. To Note add more than 100 phones to your network, use the Cisco Unified CallManager Bulk Administration (BAT). See the “Adding Phones with BAT” section on page 2-11.

  • Page 51: Adding Phones With Cisco Unified Callmanager Administration

    Cisco Unified CallManager database. Before you can use BAT to add phones, you must obtain the MAC address for each phone. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 2-11 OL-10969-01...

  • Page 52: Determining The Mac Address For A Cisco Unified Ip Phone

    Determining the MAC Address for a Cisco Unified IP Phone Several procedures described in this manual require you to determine the MAC address of a Cisco Unified IP Phone. You can determine a phone’s MAC address in these ways: •...

  • Page 53: Before You Begin

    Configuring Startup Network Settings, page 3-11 • Note Before you install a Cisco Unified IP phone, you must decide how to configure the phone in your network. Then you can install the phone and verify its functionality. For more information, see Chapter 2, “Preparing to Install the Cisco...

  • Page 54: Chapter 3 Setting Up The Cisco Unified Ip Phone

    Setting Up the Cisco Unified IP Phone Before You Begin Network Requirements For the Cisco Unified SIP Phone 3951 to successfully operate as a Cisco Unified IP Phone endpoint in your network, your network must meet the following requirements: Working Voice over IP (VoIP) Network: •...

  • Page 55: Safety

    (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Some LAN and WAN ports both use RJ-45 connectors. Use caution when connecting cables. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 56: Understanding The Cisco Unified Ip Phone Components

    Warning as the main disconnecting device. #331 Understanding the Cisco Unified IP Phone Components The Cisco Unified SIP Phone 3951 includes these components on the phone or as accessories for the phone: Network Port, page 3-5 • Handset, page 3-5 •...

  • Page 57: Network Port

    Setting Up the Cisco Unified IP Phone Understanding the Cisco Unified IP Phone Components Network Port The back of the Cisco Unified SIP Phone 3951 has a port that you use to connect to the network. Handset The handset is designed especially for use with a Cisco Unified SIP Phone. It includes a light strip that indicates incoming calls and voice messages waiting.

  • Page 58: Audio Quality Subjective To User

    Connecting a Headset To connect a headset to the Cisco Unified SIP Phone 3951, plug it into the RJ-9 Handset port on the back of the phone. Depending on headset manufacturer's recommendations, an external amplifier may be required.

  • Page 59: Installing The Cisco Unified Ip Phone

    Setting Up the Cisco Unified IP Phone Installing the Cisco Unified IP Phone Installing the Cisco Unified IP Phone You must connect the Cisco Unified IP Phone to the network and to a power source before using it. See Figure 3-1 for a graphical representation of the connections.
  • Page 60 RJ-9 Handset port for connecting the handset. 5 Power cable with wall socket plug for connecting to power. DC adaptor port (DC48V) for phones not provided with inline power. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 61: Mounting The Phone To The Wall

    • Mounting the Phone to the Wall You can mount the Cisco Unified IP Phone on the wall by using special brackets available in a Cisco Unified IP Phone wall mount kit. (Wall mount kits must be ordered separately from the phone.) If you attach the Cisco Unified IP Phone to a...

  • Page 62: Verifying The Phone Startup Process

    Hang the phone on the wall. Step 4 Verifying the Phone Startup Process After the Cisco Unified IP Phone has power connected to it, the phone begins its startup process by cycling through these following steps: These buttons lights up: Voice Message Light Indicator –...

  • Page 63: Configuring Startup Network Settings

    Configuring Startup Network Settings Configuring Startup Network Settings If you are not using DHCP in your network, you must configure these network settings on the Cisco Unified IP Phone after installing the phone on the network: IP address • •...
  • Page 64 Chapter 3 Setting Up the Cisco Unified IP Phone Configuring Startup Network Settings Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 3-12 OL-10969-01...

  • Page 65: Configuring Settings On The Cisco Unified Ip Phone

    Press the # key to switch between the following different text entry modes. • Abc—uppercase character followed by lowercase characters. – abc—lowercase characters only – 123—numerals – Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 66: C H A P T E R 4 Configuring Settings On The Cisco Unified Ip Phone

    • Once you have completed your entry, press the OK button • The Cisco Unified IP Phone provides several methods that you can use to reset or Note restore option settings, if necessary. For more information, see the “Resetting or Restoring the Cisco Unified IP Phone”...

  • Page 67: Configuration Menus On The Cisco Unified Ip Phone

    Enter new network setting. For information about the keys you can use to edit options, see the “Editing Values” section. Press the OK button to accept changes. Press the Cancel button if you do not want to accept the changes. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 68 By default this server is CiscoCM1. Dynamic TFTP Dynamic TFTP server used by the Display only—cannot configure. Server phone. Default Router 1 Default router used by the phone (Default Router 1). Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 69 VLAN. Used only if the phone does not receive an auxiliary VLAN from the switch, ignored otherwise. Overrides the value specified by the Operational VLAN ID option. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 70 CallManager 2 from this phone, in prioritized order. page 4-7. CallManager 3 CallManager 4 CallManager 5 Erase Erases current configurations. Changes Network Configuration settings to their default values. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 71: Cisco Unified Callmanager Options

    Cisco Unified CallManager Options The CallManager 1 through CallManager 5 options on the Network configuration menu show the host names or IP addresses, in prioritized order, of the Cisco Unified CallManager servers that the phone can register to. These options show Cisco Unified CallManager servers that are available for processing calls from the phone, in prioritized order.

  • Page 72: Sip Configuration Menu

    Line 2 Auth Name Line 1 Password The corresponding password that is used to authenticate the user. Line 2 Password Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 73: Additional Configurations For The Cisco Sip Phone 3951

    CallManager. Cisco SIP phone 3951 does not support KPML. To ensure successful call completion, you must use the 7940_7960_OTHER dial rules pattern to configure a SIP phone dial plan and to associate the plan with the Cisco SIP phone 3951.
  • Page 74 You can monitor MTP resources by using the alert window in RTMT. Use Cisco Unified CallManager Bulk Administration (BAT) when you have a large number of phones to configure. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 4-10 OL-10969-01...

  • Page 75: Chapter 5 Configuring Features And Users

    Configuring Features and Users After you install Cisco Unified IP Phones in your network, configure their network settings, and add them to Cisco Unified CallManager, you must then use the Cisco Unified CallManager Administration application to configure some telephony features, and assign users.

  • Page 76: Chapter 5 Configuring Feature And User

    Configuring Features and Users Telephony Features Available for the Cisco Unified IP Phone For information about using most of these features on the phone, refer to Cisco Unified SIP Phone 3951 Phone Guide for Cisco Unified CallManager 5.0. Table 5-1...
  • Page 77 Cisco Unified SIP Phone 3951 Phone Guide for Cisco Unified CallManager 5.0. Transfer Allows users to redirect connected calls Requires no configuration. from their phones to another number. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 78: Adding Users To Cisco Unified Callmanager

    To add users in batches, use the Bulk Administration Tool. This method also • enables you to set an identical default password for all users. Refer to Cisco Unified CallManager Bulk Administration Guide for details. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 79: Chapter 6 Viewing Status, Statistics, And Firmware Information On The Cisco

    The Network Statistics screen displays information about the phone and network performance. Table 6-1 explains components of text messages that might appear in this screen. To display the Network Statistics screen, follow these steps: Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 80: Firmware Versions Screen

    Step 1 Press the Cancel button Step 2 Select Status. Step 3 Select Firmware Versions. Step 4 To exit the Firmware Versions screen, press the Exit softkey. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 81 Boot Version Identifies the factory-installed load running on the phone. DSP Version Identifies the DSP version on the phone. SIP Version Identifies the SIP version on the phone. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...
  • Page 82 Chapter 6 Viewing Status, Statistics, and Firmware Information on the Cisco Unified IP Phone Firmware Versions Screen Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 83: Symptom: The Cisco Unified Ip Phone Does Not Go Through Its Normal

    Cleaning the Cisco Unified IP Phone, page 7-17 • Resolving Startup Problems After installing a Cisco Unified IP Phone into your network and adding it to Cisco Unified CallManager, the phone should start up as described in the “Verifying the Phone Startup Process” section on page 3-10.

  • Page 84: Chapter 7 Troubleshooting And Maintenance

    Symptom: The Cisco Unified IP Phone Does Not Go Through its Normal Startup Process When you connect a Cisco Unified IP Phone into the network port, the phone should go through its normal startup process and the LCD screen should display information.

  • Page 85: Identifying Error Messages

    7-12 for more information. Identifying Error Messages As the Cisco Unified SIP Phone models 3951 cycle through the startup process, you can access status messages that might provide you with information about the cause of a problem.

  • Page 86: Registering The Phone With Cisco Unified Callmanager

    Verifying TFTP Server Settings The Cisco Unified IP Phone uses the TFTP Server 1 setting to identify the primary TFTP server used by the phone. You can determine this setting by pressing the OK button and choosing Settings > Network Configuration > TFTP Server.

  • Page 87: Verifying Ip Addressing And Routing

    Verifying DNS Settings If you are using DNS to refer to the TFTP server or to Cisco Unified CallManager, you must ensure that you have specified a DNS server. You should also verify that there is a CNAME entry in the DNS server for the TFTP server and for the Cisco Unified CallManager system.

  • Page 88: Cisco Unified Callmanager And Tftp Services Are Not Running

    Resolving Startup Problems Cisco Unified CallManager and TFTP Services Are Not Running If the Cisco Unified CallManager or TFTP services are not running, phones may not be able to start up properly. In this case, it is likely that you are experiencing a system-wide failure and that other phones and devices are unable to start up properly.
  • Page 89 The directory numbers are still assigned to the phone in the Cisco Unified CallManager database, but there is no button on the phone with which calls can be answered. These directory numbers should be removed from the phone and deleted if necessary.

  • Page 90: Symptom: Cisco Unified Ip Phone Unable To Obtain Ip Address

    Typically, a phone resets if it has problems connecting to the Ethernet network or to Cisco Unified CallManager. These sections can help you identify the cause of a phone resetting in your network: •...

  • Page 91: Identifying Intermittent Network Outages

    Verify that the DHCP server has been set up properly. Verify the DHCP lease duration. Cisco recommends that you set it to 8 days. Cisco Unified IP Phones send messages with request type 151 to renew their DHCP address leases.

  • Page 92: Verifying Voice Vlan Configuration

    Cisco Unified IP Phone Resets Unexpectedly Verifying Voice VLAN Configuration If the Cisco Unified IP Phone appears to reset during heavy network usage (for example, following extensive web surfing on a computer connected to same switch as phone), it is likely that you do not have a voice VLAN configured.

  • Page 93: Eliminating Dns Or Other Connectivity Errors

    Use the same TFTP server used for other functioning Cisco Unified IP Phones. On the Cisco Unified CallManager server, verify that the local host files have the Step 3 correct Cisco Unified CallManager server name mapped to the correct IP address.

  • Page 94: General Troubleshooting Tips For The Cisco Unified Ip Phone

    Prolonged broadcast storms (lasting several minutes) on the IP phones to re-register. voice VLAN cause the IP phones to re-register with another Cisco Unified CallManager server. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 7-12 OL-10969-01...
  • Page 95 Dual-Tone Multi-Frequency (DTMF) When you are on a call that requires keypad input, if you press delay. the keys too quickly, some of them might not be recognized. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 7-13 OL-10969-01...
  • Page 96 If the hook switch remains in the down position, tapping on the phone should free up the switch. You can also try pushing and suddenly releasing the off-hook button after the handset has been picked up. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 7-14 OL-10969-01...
  • Page 97 In this case, the switch port on the phone can become disabled and the following message will appear in the switch console log: HALF_DUX_COLLISION_EXCEED_THRESHOLD To resolve this problem, re-enable the port from the switch. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 7-15 OL-10969-01...

  • Page 98: Resetting Or Restoring The Cisco Unified Ip Phone

    Where to Go for More Troubleshooting Information, page 7-16 Performing a Basic Reset Performing a basic reset of a Cisco Unified IP Phone provides a way to recover if the phone experiences an error and provides a way to reset or restore various configuration and security settings.

  • Page 99: Cleaning The Cisco Unified Ip Phone

    Cleaning the Cisco Unified IP Phone Cleaning the Cisco Unified IP Phone To clean your Cisco Unified IP phone, use only a dry soft cloth to gently wipe the phone and the LCD screen. Do not apply liquids or powders directly on the phone.
  • Page 100 Chapter 7 Troubleshooting and Maintenance Cleaning the Cisco Unified IP Phone Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 7-18 OL-10969-01...

  • Page 101: Providing Information To Users Via A Website

    Website If you are a system administrator, you are likely the primary source of information for Cisco Unified IP Phone users in your network or company. It is important to provide current and thorough information to end users. Cisco recommends that you create a web page on your internal support site that provides end users with important information about their Cisco Unified IP Phones.

  • Page 102: How Users Get Copies Of Cisco Unified Ip Phone Manuals

    CallManager and IP Phones and Services Documentation, which is distributed with Cisco Unified CallManager releases. For a list of available documentation for Cisco Unified IP Phones, go to this URL: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_ipphon/index.htm For a list of available documentation for Cisco Unified CallManager, go to this URL: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_callmg/index.htm...
  • Page 103 How the phone indicates that voice messages are waiting. • Make sure that you have used Cisco Unified CallManager to set up a message waiting indicator (MWI) method. Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1...
  • Page 104 Appendix A Providing Information to Users Via a Website How Users Access a Voice Messaging System Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 105: Supporting International Users

    Adding Language Overlays to Phone Buttons To support the needs of international users, the button labels on the Cisco Unified IP Phones exhibit icons rather than text to indicate the purposes of the buttons. You can purchase language-specific text overlays to add to a phone.

  • Page 106: Installing The Cisco Unified Callmanager Locale Installer

    Installing the Cisco Unified CallManager Locale Installer If you are using Cisco Unified IP Phones in a locale other than English, you must install the locale-specific version of the Cisco Unified CallManager Locale Installer on every Cisco Unified CallManager server in the cluster. Installing the...

  • Page 107: Technical Specifications

    Operating temperature 23° to 104°F (-5° to 40°C) 0% (+/- 5 %) Operating relative humidity Storage temperature Up to 140°F (60°C) Height 200 mm Width 180 mm Depth 45 mm Weight 505 g Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 OL-10969-01...

  • Page 108: Network Port Pinouts

    • Distance Requirements As supported by the Ethernet Specification, it is assumed that most Cisco Unified IP Phones should be within 330 feet (100m) of a phone closet. Network Port Pinouts Although both the network and access ports are used for network connectivity, they serve different purposes and have different port pinouts.

  • Page 109: I N D E X

    See CDP figure Cisco Unified CallManager cleaning the Cisco Unified IP Phone 7-17 adding phone to database of codec required for Cisco Unified IP Phones mismatch 7-14 Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 IN-1 OL-10969-01...
  • Page 110 Cisco Unified SIP Phone 3951 DHCP Address Released option Cisco Unified SIP Phone 3951 cable DHCP Enabled option connections directory numbers, assigning manually 2-11 firmware, verifying version Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 IN-2 OL-10969-01...
  • Page 111 DHCP Address Released option interference, cell phone DHCP Enabled option Internet Protocol (IP) DNS Server 1-5 option IP address, troubleshooting Domain Name option IP Address option Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 IN-3 OL-10969-01...
  • Page 112 Cisco Unified IP phone 7-16 network settings, startup configuration 3-11 continuously network statistics intentionally 7-10 Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 IN-4 OL-10969-01...
  • Page 113 See TFTP verifying 3-10 troubleshooting statistics, network Cisco Unified CallManager settings Subnet Mask option Cisco Unified IP Phone switch DHCP loopback condition 7-15 7-11 DNS settings Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 IN-5 OL-10969-01...
  • Page 114 TFTP settings VLAN configuration 7-10 XmlDefault.cnf.xml voice quality 7-12 User Datagram Protocol See UDP users accessing voice messaging system documentation for providing support to required information verifying Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1 IN-6 OL-10969-01...

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