Ethernet Information Web Page 291
Access Area and Network Area Web Pages 292
Device Logs 294
Streaming Statistics 294
Request Information from the Phone in XML 297
Sample CallInfo Output 298
Sample LineInfo Output 299
Sample ModeInfo Output 299
CHAPTER 17
Troubleshooting 301
General Troubleshooting Information 301
Startup Problems 303
Cisco IP Phone Does Not Go Through the Normal Startup Process 303
Cisco IP Phone Does Not Register with Cisco Unified Communications Manager 304
Phone Displays Error Messages 304
Phone Cannot Connect to TFTP Server or to Cisco Unified Communications
Manager 304
Phone Cannot Connect to TFTP Server 304
Phone Cannot Connect to Server 305
Phone Cannot Connect Using DNS 305
Cisco Unified Communications Manager and TFTP Services Are Not Running 305
Configuration File Corruption 306
Cisco Unified Communications Manager Phone Registration 306
Cisco IP Phone Cannot Obtain IP Address 306
Phone Reset Problems 306
Phone Resets Due to Intermittent Network Outages 307
Phone Resets Due to DHCP Setting Errors 307
Phone Resets Due to Incorrect Static IP Address 307
Phone Resets During Heavy Network Usage 307
Phone Resets Due to Intentional Reset 308
Phone Resets Due to DNS or Other Connectivity Issues 308
Phone Does Not Power Up 308
Phone Cannot Connect to LAN 309
Cisco IP Phone Security Problems 309
CTL File Problems 309
Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager
10.0
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