Cisco 7960 - Page 8

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Contents

viii

Cisco IP Phone Administration Guide for Cisco CallManager 3.2, Cisco IP Phones 7960/7940/7910

78-10453-04

Symptom: Cisco IP Phone Not Registering with Cisco CallManager 6-17

Identifying Error Messages 6-17

Registering the Phone with Cisco CallManager 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 Network 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 Environment Specifications A-1

Cable Specifications A-2

Network and Access Port Pinouts A-2

I

NDEX

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