Table Of Contents - Cisco 7975G Troubleshooting And Maintenance

Table of Contents

Cisco Unified Ip Phone Cannot Obtain Ip Address5
Cisco Unified Ip Phone Displays Security Error Message5
Cisco Unified Ip Phone Resets Unexpectedly5
Cisco Unified Ip Phone Security Problems8
Ctl File Problems8
Audio And Video Problems11
Phone Display Is Wavy11
No Speech Path11
General Telephone Call Problems12
Troubleshooting Procedures12
Check Tftp Settings13
Check Dhcp Settings13
Verify Dns Settings14
Create New Phone Configuration File14
Start Service15
Determine Dns Or Connectivity Issues15
General Troubleshooting Information16
General Troubleshooting Tips For Cisco Unified Ip Phone Expansion Module19
Cisco Unified Ip Phone Reset Or Restore20
Basic Reset20
Factory Reset20
Additional Troubleshooting Information21
Maintenance22
Quality Report Tool22
Voice Quality Monitoring22
Voice Quality Metric Interpretation23
Voice Quality Troubleshooting Tips23
Cisco Unified Ip Phone Cleaning24