Cisco IP Phone 6851

Softkey Labels are Truncated 218
Phone Locale is Not Displayed 219
Report All Phone Issues from the Phone Web Page 219
Troubleshooting Procedures 219
Check DHCP Settings 220
Verify DNS Settings 220
Additional Troubleshooting Information 220
CHAPTER 13 Maintenance 221
Basic Reset 221
Factory Reset the Phone with the Web UI Button 222
Voice Quality Monitoring 222
Voice Quality Troubleshooting Tips 222
Voice Quality Reporting 223
Supported Scenarios for Voice Quality Reporting 223
Mean Opinion Scores and Codecs 224
Configure Voice Quality Reporting 224
Cisco IP Phone Cleaning 225
View Phone Information 225
Reboot Reasons 225
Reboot History on the Phone Web User Interface 226
Reboot History on the Cisco IP Phone Screen 226
Reboot History in the Status Dump File 226
Phone Behavior During Times of Network Congestion 226
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
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Contents