Cisco Systems OL-8555-02 manual Guide, Configuration Menu Options section on

Page 6

Chapter 6 Viewing Model Information, Status, Statistics, and Security Information on the Cisco Unified IP Phone

Status Menu

Table 6-2 Status Messages on the Cisco Unified IP Phone 7940G/7960G (continued)

Message

Description

Possible Explanation and Action

 

 

 

Checksum Error

Downloaded software file is

Obtain a new copy of the phone firmware and

 

corrupted.

place it in the TFTPPath directory. You should

 

 

only copy files into this directory when the

 

 

TFTP server software is shut down, otherwise

 

 

the files may be corrupted.

 

 

 

CTL Installed

A certificate trust list (CTL)

None. This message is informational only.

 

file is installed in the phone.

For more information about the CTL file,

 

 

 

 

refer to Cisco Unified CallManager Security

 

 

Guide.

 

 

 

CTL update failed

The phone could not update its

Problem with the CTL file on the TFTP

 

certificate trust list (CTL) file.

server.

 

 

For more information, refer to

 

 

Cisco Unified CallManager Security Guide.

 

 

 

DHCP timeout

DHCP server did not respond.

Network is busy—The errors should

 

 

resolve themselves when the network

 

 

load reduces.

 

 

No network connectivity between the

 

 

DHCP server and the phone—Verify the

 

 

network connections.

 

 

DHCP server is down—Check

 

 

configuration of DHCP server.

 

 

Errors persist—Consider assigning a

 

 

static IP address. See the “Network

 

 

Configuration Menu Options” section on

 

 

page 4-3for details on assigning a static

 

 

IP address.

 

 

 

 

Cisco Unified IP Phone 7940G/7960G Administration Guide for Cisco Unified CallManager 4.2(3)

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OL-8555-02

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Contents Troubleshooting the Cisco Unified IP Phone Model Information Screen Select Model InformationStatus Menu Select Status MenuStatus Messages Screen Select Status MessagesCisco Unified CallManager Database Network Configuration Menu OptionsMethods for Adding Phones to Section on page 2-11for detailsConfiguration Menu Options section on GuideStatus Menu Message Description Possible Explanation and Action Cisco Unified CallManager Security Guide See the Network Configuration Menu Options section on page 4-3 section forSection on page 4-3 for details on Message Description Possible Explanation and Action Network Statistics Screen Select Network StatisticsPC port is in a link up state and has auto-negotiated Firmware Versions Screen Select Firmware VersionsExpansion Module Stats Screen Select Expansion Module StatsCall Statistics Screen Select Call Statistics Voice Quality Metrics Voice Quality of Calls section onCall Statistics Screen Security Configuration Menu Select Security ConfigurationSelect Security Configuration Select CTL File CTL File ScreenCapf Select Security Configuration Select Trust List Trust List ScreenDescription