Checking Network Connectivity - Cisco 7960G Administration Manual

Resolving Startup Problems
Identifying Error Messages
Registering the Phone with Cisco CallManager

Checking Network Connectivity

Cisco IP Phone Administration Guide for Cisco CallManager 4.0, Cisco IP Phones 7960G/7940G
8-4
In addition, problems with security may prevent the phone from starting up
properly. See the "Troubleshooting Cisco IP Phone Security" section on
page 8-12 for more information.
As the Cisco IP Phone models 7960G/7940G cycle through the startup process,
you can access status messages that might provide you with information about the
cause of a problem. See the
instructions about accessing status messages and for a list of potential errors, their
explanations, and their solutions.
A Cisco IP Phone can register with a Cisco CallManager server only if the phone
has been added to the server or if auto-registration is enabled. Review the
information and procedures in the
Database" section on page 2-10
Cisco CallManager database.
To verify that the phone is in the Cisco CallManager database, choose Device >
Find from Cisco CallManager Administration to search for the phone based on its
MAC Address. You can determine the MAC address to search for by pressing the
Settings button on the phone, choosing Network Configuration, and scrolling to
the MAC address option.
If the phone is already in the Cisco CallManager database, its configuration file
may be damaged. See the
page 8-7 for assistance.
If the network is down between the phone and the TFTP server or
Cisco CallManager, the phone cannot start up properly. Ensure that the network
is currently running.
Chapter 8
"Status Messages Screen" section on page 6-3
"Adding Phones to the Cisco CallManager
to ensure that the phone has been added to the
"Creating a New Configuration File" section on
Troubleshooting the Cisco IP Phone
OL-4825-01
for