Cisco Unified IP Phone 7940G Specification Guide

Chapter 3 Setting Up the Cisco IP Phone

Configuring Security on the Cisco IP Phone

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Cisco IP Phone Administration Guide for Cisco CallManager 4.0, Cisco IP Phones 7960G/7940G

OL-4825-01

To configure an LSC on the phone, perform the following steps. This procedure
will install an LSC, update an existing LSC, or remove an existing LSC,
depending on how you have configured the CAPF.

Before You Begin

Make sure that the appropriate Cisco CallManager and the CAPF security
configurations are complete:

•

CTL file should have a CAPF certificate.

•

The CAPF certificate must exist in the C:\Program Files\Cisco\Certificates
folder in every server in the cluster.

•

The CAPF is running and configured.

•

The phone should have the correct load file. To verify the image, choose
Settings > Model Information. The load file should begin with P00306.

Refer to Cisco IP Phone Authentication and Encryption for
Cisco CallManager 4.0(1) for more information.

Procedure

Step 1

Obtain the CAPF authentication code that was set when the CAPF was
configured.

Step 2

Press the Settings button to access the Settings menu.

Note

You can control whether a phone has access to the Settings Menu by using
the Settings Access field in the Cisco CallManager Administration Phone
Configuration Settings page. For more information, see
Cisco CallManager Administration Guide.

Step 3

Scroll to Certificate and press the Select softkey.

Step 4

Scroll to Update Certificates and press the Select softkey.

Step 5

Choose Auth. String and press the Select softkey.

The phone prompts for an authentication string.