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Cisco Unified IP Phone 7961G/7961G-GE and 7941G/7941G-GE for Cisco Unified Communications Manager 6.0
OL-11953-01
Contents
Verifying DNS Settings 9-5
Verifying Cisco Unified Communications Manager Settings 9-6
Cisco Unified Communications Manager and TFTP Services Are Not
Running
9-6
Creating a New Configuration File 9-7
Registering the Phone with Cisco Unified Communications Manager 9-8
Symptom: Cisco Unified IP Phone Unable to Obtain IP Address 9-8
Cisco Unified IP Phone Resets Unexpectedly 9-8
Verifying the Physical Connection 9-9
Identifying Intermittent Network Outages 9-9
Verifying DHCP Settings 9-10
Checking Static IP Address Settings 9-10
Verifying the Voice VLAN Configuration 9-10
Verifying that the Phones Have Not Been Intentionally Reset 9-11
Eliminating DNS or Other Connectivity Errors 9-11
Checking Power Connection 9-12
Troubleshooting Cisco Unified IP Phone Security 9-12
General Troubleshooting Tips 9-15
General Troubleshooting Tips for the Cisco Unified IP Phone Expansion Module
7914 (SCCP Phones Only)
9-18
Resetting or Restoring the Cisco Unified IP Phone 9-18
Performing a Basic Reset 9-19
Performing a Factory Reset 9-20
Using the Quality Report Tool 9-21
Monitoring the Voice Quality of Calls 9-21
Using Voice Quality Metrics 9-22
Troubleshooting Tips 9-24
Where to Go for More Troubleshooting Information 9-25
Cleaning the Cisco Unified IP Phone 9-25
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