Cisco 8831NR Administration Manual page 9

Cisco Unified IP Conference Phone Cannot Obtain IP Address
Cisco Unified IP Conference Phone Resets Unexpectedly
Physical Connection Problems
Intermittent Network Outages
DHCP Setting Errors
Static IP Address Setting Errors
Voice VLAN Setup Errors
DNS or Other Connectivity Errors
Power Connection Problems
Audio and Display Problems
Display Is Wavy 126
Choppy Speech or Sound
Choppy Speech or Sound When Using Wireless Microphones
Echo on Far End 127
Audio Level Too Low
Audio Quality Poor
128
No Audio Between Units
No Audio from External Wireless Microphones
Conference Call Reception Problems
General Troubleshooting Information
Troubleshooting Procedures
Check TFTP Settings
Start Service
132
Determine DNS or Connectivity Issues
Create New Phone Configuration File
Verify DNS Settings
Check DHCP Settings
Additional Troubleshooting Information
Maintenance
134
Cisco Unified IP Conference Phone Reset or Restore
Settings Reset 134
Quality Report Tool
135
Voice Quality Monitoring
Cisco Unified IP Phone Cleaning
Cisco Unified IP Conference Phone 8831 and 8831NR Administration Guide
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Contents
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