Resolving Startup And Connectivity Problems; Symptom: Incomplete Startup Process - Cisco 7921G - Unified Wireless IP Phone VoIP Administration Manual

Troubleshooting the Cisco Unified Wireless
IP Phone 7921G
This chapter provides information that can assist you in troubleshooting your Cisco Unified Wireless IP
Phone. It contains the following sections:
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For additional troubleshooting information, you can refer to the Cisco Unified Communications
Manager Troubleshooting Guide.

Resolving Startup and Connectivity Problems

After installing a Cisco Unified Wireless IP Phone 7921G web pages in your network and adding it to
Cisco Unified Communications Manager Administration, the phone should start up as described in the
"Understanding the Phone Startup Process" section on page
see the following sections for troubleshooting information:
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Symptom: Incomplete Startup Process

When an IP Phone connects to the wireless network, the phone should go through its normal startup
process and the phone screen should display information. If the phone does not complete the startup
process, the cause might be due to low RF signal strength, network outages, a dead battery in the phone,
or the phone might not be functional.
To determine whether the phone is functional, follow these suggestions to systematically eliminate these
potential problems:
1.
2.
Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified Communications Manager Release 7.0
OL-15985-01
Resolving Startup and Connectivity Problems, page 10-1
Resolving Voice Quality and Roaming Problems, page 10-7
General Troubleshooting Information, page 10-14
Erasing the Local Configuration, page 10-18
Symptom: Incomplete Startup Process, page 10-1
Symptom: No Association to Cisco Aironet Access Points, page 10-2
Symptom: No Registration with Cisco Unified Communications Manager, page 10-3
Verify that the wired network is accessible by placing calls to and from other wired Cisco Unified
IP Phones.
Verify that the wireless network is accessible:
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C H A P T E R
3-18. If the phone does not start up properly,
10-1