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Chapter 7 Troubleshooting the Cisco IP Phone
Resolving Known Issues
7-28
Cisco IP Phone Administration Guide for Cisco CallManager 3.2, Cisco IP Phones 7960/7940/7910
78-10453-04
Contents
Main
Cisco IP Phone Administration Guide for Cisco CallManager 3.2
Cisco IP Phones 7960, 7940, and 7910
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CONTENTS
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About This Guide
Overview
Audience
Objectives
Organization
Related Documentation
Obtaining Documentation
World Wide Web
Documentation CD-ROM
Ordering Documentation
Documentation Feedback
Obtaining Technical Assistance
Cisco.com
Technical Assistance Center
Cisco TAC Web Site
Cisco TAC Escalation Center
Document Conventions
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xviii
xix
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An Overview of the Cisco IP Phone
Understanding the Cisco IP Phone Models 7960 and 7940
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Understanding the Cisco IP Phone 7910
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What Networking Protocols Are Used?
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What Features are Supported on the Cisco IP Phone?
Feature Overview
Configuring Telephony Features Using Cisco CallManager Administration
Configuring Network Features Using the IP Phone
Providing Users with Feature Information
Understanding the Requirements for Installing and Configuring the Cisco IP Phone
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Preparing to Install the Cisco IP Phone on Your Network
Understanding Interactions with Other Cisco IP Telephony Products
Understanding How the Cisco IP Phone Interacts with Cisco CallManager
Understanding How the Cisco IP Phone Interacts with the Cisco Catalyst Family of Switches
Understanding the Phone Startup Process
Obtaining Power from the Switch
Loading the Stored Phone Image
Configuring VLAN
Obtaining an IP Address
Accessing TFTP Server
Requesting the Configuration File
Contacting Cisco CallManager
Guidelines for Configuring Ports on Cisco IP Phones
Connecting to the Network
Using the Network Port
Using the Access Port
Providing Power to the Cisco IP Phone
Power Source Design
Redundancy Feature
Configuring the Handset, Headset, and Speakerphone
Connecting a Handset to a Cisco IP Phone
Connecting a Headset to a Cisco IP Phone
Using a Headset with a Cisco IP Phone Model 7960 or 7940
Using a Headset with a Cisco IP Phone 7910
Disabling the Speakerphone Feature
Adding Phones to the Cisco CallManager Database
Using Auto-Registration
Adding Phones Manually
Adding Phones Manually Using DHCP
Assigning Static IP Addresses
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Using the Bulk Administration Tool
Configuring the Cisco IP Phone 7960 to Support the 7914 Expansion Module
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Installing the Cisco IP Phone
Before You Begin
Network Requirements
Cisco CallManager Configuration
3-3
Safety
Review the following warnings before installing the Cisco IP Phone.
The following warning applies when you use an external power supply.
Connecting the Cisco IP Phone to the Network
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Page
Adjusting Placement of the Cisco IP Phone
Adjusting Cisco IP Phone Placement on the Desktop
Mounting the Phone to the Wall
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Verifying the Phone Startup Process
Configuring Startup Network Settings
Adding the Cisco IP Phone 7914 Expansion Module
Installing the 7914 Expansion Module
Before You Begin
Package List
Footstand Kits
Additional Equipment
Safety Notices
Connecting the 7914 Expansion Module
Removing the Footstand from the Cisco IP Phone 7960
Connecting the Support Bar to the Cisco IP Phone 7960
Connecting the 7914 Expansion Module to the Support Bar
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Connecting the RS 232 Cable
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Connecting the Power Supply
Connecting the Footstand
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Start Up Sequence
Configuring Network Settings on the Cisco IP Phone
Accessing the Network Configuration Settings
Verifying Network Settings
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Modifying DHCP Settings
Enabling DHCP
Disabling DHCP
Releasing a DHCP Address
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Configuring IP Settings
Assigning an IP Address
Assigning Default Router
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Assigning Subnet Mask
Cisco IP Phone 7910
Assigning Domain Name
Assigning DNS Servers
Configuring VLAN Settings
Cisco IP Phone 7960/7940
Configuring TFTP Options
Assigning a TFTP Sever
Cisco IP Phone 7960/7940
Using an Alternate TFTP Server
Assigning a Backup TFTP Server
Configuring Ports
Configuring the SW Port
Configuring the PC Port
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Configuring Cisco IP Phones, Users, and Features in Cisco CallManager
Configuring Cisco IP Phones in Cisco CallManager
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Page
Adding Users to Cisco CallManager
Modifying Phone Button Templates
Possible Phone Button Template Configurations
Updating Button Labels
Configuring Corporate Directories
Setting Up User Services
Providing Information to End Users
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Troubleshooting the Cisco IP Phone
Obtaining Status, Model, and Version Information
Displaying Statistics for Current Call
Viewing Status Messages
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Displaying Network Statistics
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Verifying Model and Serial Number
Verifying Firmware Version
Resetting the Cisco IP Phone
Cisco IP Phone 7960/7940:
Erasing Local Configuration
Updating Firmware Version
Resolving Startup Problems
Symptom: Cisco IP Phone Does Not Start Up and LCD Screen Does Not Display
Symptom: Cisco IP Phone Not Registering with Cisco CallManager
Identifying Error Messages
Registering the Phone with Cisco CallManager
Checking Network Connectivity
Verifying TFTP Server Settings
Verifying IP Addressing and Routing
Verifying DNS Settings
Verifying Cisco CallManager Settings
Cisco CallManager and TFTP Services Are Not Running
Creating a New Configuration File
Symptom: Cisco IP Phone Resetting
Verifying Physical Connection
Identifying Intermittent Network Outages
Verifying DHCP Settings
Checking Static IP Address Settings
Verifying Voice VLAN Configuration
Verifying that the Phones Have Not Been Intentionally Reset
Eliminating DNS or Other Connectivity Errors
Resolving Known Issues
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APPENDIX
A
Technical Specifications
Physical and Operating Environment Specifications
Cable Specifications
Network and Access Port Pinouts
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INDEX
A
B
C
D
E
F
H
I
L
R
S
T
U
V
W
