Cisco 8961 Administration Manual page 293
Unified communications manager 10.0 sip
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Troubleshooting and Maintenance
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Phone Displays Error Messages
Problem
Status messages display errors during startup.
Solution
While the phone cycles through the startup process, you can access status messages that might provide you
with information about the cause of a problem. See
about accessing status messages and for a list of potential errors, their explanations, and their solutions.
Phone Cannot Connect to TFTP Server or to Cisco Unified Communications Manager
Problem
If the network is down between the phone and either the TFTP server or Cisco Unified Communications
Manager, the phone cannot start up properly.
Solution
Ensure that the network is currently running.
TFTP Server Settings
Problem
The TFTP server settings may not be correct.
Solution
Check the TFTP settings. See
IP Addressing and Routing
Problem
The IP addressing and routing fields may not be configured correctly.
Solution
You should verify the IP addressing and routing settings on the phone. If you are using DHCP, the DHCP
server should provide these values. If you have assigned a static IP address to the phone, you must enter these
values manually. See
DNS Settings
Problem
The DNS settings may be incorrect.
Check TFTP settings, on page
Check DHCP settings, on page
Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager 10.0
Status Messages Screen, on page 227
284.
285.
Startup Problems
for instructions
(SIP)
269
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