General Troubleshooting Information 305
Startup Problems 307
Cisco IP Phone Does Not Go Through the Normal Startup Process 307
Phone Displays Error Messages 308
Phone Cannot Connect Using DNS 308
Configuration File Corruption 308
Cisco IP Phone Cannot Obtain IP Address 309
Phone Reset Problems 309
Phone Resets Due to Intermittent Network Outages 309
Phone Resets Due to DHCP Setting Errors 309
Phone Resets Due to Incorrect Static IP Address 310
Phone Resets During Heavy Network Usage 310
Phone Does Not Power Up 310
Phone Cannot Connect to LAN 310
Audio Problems 311
No Speech Path 311
Choppy Speech 311
General Telephone Call Problems 311
Phone Call Cannot Be Established 311
Phone Does Not Recognize DTMF Digits or Digits Are Delayed 312
Feature Troubleshooting 312
ACD Call Information Missing 312
Phone Doesn't Show ACD Softkeys 312
Call Doesn't Record 313
An Emergency Call Doesn't Connect to Emergency Services 313
Presence Status Doesn't Work 314
Phone Presence Message: Disconnected from Server 314
Phone Cannot Access BroadSoft Directory for XSI 314
Phone Display Problems 314
The Font is Too Small or Has Unusual Characters 315
Phone Screen Displays Boxes Instead of Asian Characters 315
Softkey Labels are Truncated 316
Phone Locale is Not Displayed 316
Report All Phone Issues from the Phone Web Page 316
Cisco IP Phone 7800 Series Multiplatform Phones Administration Guide
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