Cisco 8851 Administration Manual page 16

Contents
C H A P T E R 1 5
Cisco IP Phone 8800 Series Multiplatform Phones Administration Guide
xvi
Phone Does Not Recognize DTMF Digits or Digits Are Delayed
Feature Troubleshooting
ACD Call Information Missing
Phone Doesn't Show ACD Softkeys
Call Doesn't Record
Presence Status Doesn't Work
Phone Presence Message: Disconnected from Server
Phone Display Problems
The Font is Too Small or Has Unusual Characters
Phone Screen Displays Boxes Instead of Asian Characters
Softkey Labels are Truncated
Phone Locale is Not Displayed
Report All Phone Issues from the Phone Web Page
Troubleshooting Procedures
Check DHCP Settings
Verify DNS Settings
Additional Troubleshooting Information
Maintenance 289
Basic Reset 289
Perform a Factory Reset with the Phone Keypad
Perform Factory Reset from Phone Menu
Factory Reset the Phone from Phone Web Page
Identify Phone Issues with a URL in the Phone Web Page
Cisco IP Phone Cleaning
View Phone Information
Reboot Reasons
292
Reboot History on the Phone Web User Interface
Reboot History on the Cisco IP Phone Screen
Reboot History in the Status Dump File
Phone Behavior During Times of Network Congestion
284
284
284
284
285
285
286
286
287
287
287
288
288
290
290
291
291
293
293
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285
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286
289
291
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293