Cisco Systems 8841 Manual De Usuario

Cause

The CTL file does not contain the correct information for the Cisco Unified Communications Manager server.

Solution

Change the Cisco Unified Communications Manager server information in the CTL file.

Signed Configuration Files Are Not Requested

Problem

Phone does not request signed configuration files.

Cause

The CTL file does not contain any TFTP entries with certificates.

Solution

Configure TFTP entries with certificates in the CTL file.

802.1X Authentication Problems

801.1X authentication problems can be broken into the categories that are described in the following table.

Table 42: 802.1X Authentication Problem Identification

See

If all the following conditions apply,

• Phone cannot obtain a DHCP-assigned IP

address.

• Phone does not register with Cisco Unified

Communications Manager.

• Phone status displays Configuring IP or

Registering

• 802.1X Authentication Status displays Held.

• Status menu 802.1X status displays Failed.

Cisco IP Phone 8811, 8841, 8851, and 8861 Administration Guide for Cisco Unified Communications Manager 10.5

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Cisco IP Phone Security Problems