Contents
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Cisco IP Phone Administration Guide for Cisco CallManager 3.2, Cisco IP Phones 7960/7940/7910
78-10453-04
Symptom: Cisco IP Phone Not R egistering with Cisco CallManager 6-17
Identifying Error Messages 6-17
Registering the Phone with CiscoCallManager 6-18
Checking Network Connectivity 6-18
Verifying TFTP Server Settings 6-18
Verifying IP Addressing and Routing 6-19
Verifying DNS Settings 6-19
Verifying Cisco CallManager Settings 6-20
Cisco CallManager and TFTP Services Are Not Running 6-20
Creating a New Configuration File 6-21
Symptom: Cisco IP Phone Resetting 6-21
Verifying Physical Connection 6-22
Identifying Intermittent Netwo rk Outages 6-22
Verifying DHCP Settings 6-23
Checking Static IP Address Settings 6-23
Verifying Voice VLAN Configuration 6-23
Verifying that the Phones Have Not Been Intentionally Reset 6-23
Eliminating DNS or Other Connectivity Errors 6-24
Resolving Known Issues 6-25
Technical Specifications A-1
Physical and Operating Environm ent Specifications A-1
Cable Specifications A-2
Network and Access Port Pinouts A-2
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NDEX