Cisco Unified IP Phones 7900 Series

August 16, 2005

Products Affected

Problem Description

Cisco CallManager (CCM) version 4.1(3) may prevent phones from booting up.

Background

The conditions that result in this failure to boot are listed here:

1. Customer is using Cisco CallManager (CCM) version 4.1(3)

2. The CCM administrator has manually added the phones to the database.

Problem Symptoms

The main symptom is that the IP Phone will not boot up.

Workaround/Solution

Workaround:

The workaround for this is that a new phone will need to be auto-configured and upgraded before any manual data is entered into the database for that phone. Auto-registration must be enabled on Cisco CallManager.

Solution:

Upgrade CCM to version 4.1(3)SR1.

DDTS

To follow the bug ID link below and see detailed bug information, you must be a registered user and you must be logged in.

For More Information

If you require further assistance, or if you have any further questions regarding this field notice, please contact the Cisco Systems Technical Assistance Center (TAC) by one of the following methods:

• Open a service request on Cisco.com
• By email
• By telephone

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