Name: Cisco 7945G
Brand: Cisco
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CHAPTER

9-1

Cisco Unified IP Phone 7965G and 7945G Administration Guide for Cisco Unified Communications Manager 6.1(3)

OL-17755-01

Troubleshooting and Maintenance

This chapter provides information that can assist you in troubleshooting problems with your Cisco

Unified IP Phone 7965G and 7945G or with your IP telephony network. It also explains how to clean

and maintain your phone.

For additional troubleshooting information, refer to the Using the 79xx Status Information For

Troubleshooting tech note. That document is available to registered Cisco.com users at this URL:

http://www.cisco.com/warp/customer/788/AVVID/telecaster_trouble.html

If you need additional assistance to resolve an issue, see the “Obtaining Documentation, Obtaining

Support, and Security Guidelines” section on page xiii.

This chapter includes these topics:

• Resolving Startup Problems, page 9-1

• Cisco Unified IP Phone Resets Unexpectedly, page 9-6

• Troubleshooting Cisco Unified IP Phone Security, page 9-8

• General Troubleshooting Tips, page 9-10

• General Troubleshooting Tips for the Cisco Unified IP Phone Expansion Module, page 9-14

• Resetting or Restoring the Cisco Unified IP Phone, page 9-14

• Using the Quality Report Tool, page 9-16

• Monitoring the Voice Quality of Calls, page 9-16

• Where to Go for More Troubleshooting Information, page 9-18

• Cleaning the Cisco Unified IP Phone, page 9-19

Resolving Startup Problems

After installing a Cisco Unified IP Phone into your network and adding it to Cisco Unified

Communications Manager, the phone should start up as described in the

“Verifying the Phone Startup

Process” section on page 3-13. If the phone does not start up properly, see the following sections for

troubleshooting information:

• Symptom: The Cisco Unified IP Phone Does Not Go Through its Normal Startup Process, page 9-2

• Symptom: The Cisco Unified IP Phone Does Not Register with Cisco Unified Communications

Manager, page 9-2

• Symptom: Cisco Unified IP Phone Unable to Obtain IP Address, page 9-6

Cisco 7945G Administration Guide

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