General Telephone Call Problems 168
Phone Call Cannot Be Established 168
Phone Does Not Recognize DTMF Digits or Digits Are Delayed 169
Troubleshooting Procedures 169
Check TFTP Settings 169
Determine DNS or Connectivity Issues 170
Check DHCP Settings 170
Create a New Phone Configuration File 171
Verify DNS Settings 171
Start Service 172
Control Debug Information from Cisco Unified Communications Manager 172
Additional Troubleshooting Information 173
Maintenance 175
CHAPTER 13
Restart or Reset the Conference Phone 175
Restart the Conference Phone 175
Reset the Conference Phone Settings from the Phone Menu 175
Reset the Conference Phone to Factory Defaults from the Keypad 176
Voice Quality Monitoring 176
Voice Quality Troubleshooting Tips 177
Cisco IP Phone Cleaning 178
International User Support 179
CHAPTER 14
Unified Communications Manager Endpoints Locale Installer 179
International Call Logging Support 179
Language Limitation 180
Cisco IP Conference Phone 8832 Administration Guide for Cisco Unified Communications Manager
ix
Contents