Chapter 4 Configuring Settings on the Cisco Unified IP Phones

Security Configuration Menu

Unlocking the CTL and ITL Files

To unlock the CTL and ITL files from the Security Configuration screen, follow these steps:

Procedure

Step 1 Press **# to unlock options on the overall setting menu of the Cisco Unified IP Phone.

Step 2 Select Trust List > CTL file or ITL file (depending on which file is installed in your phone).

Note If both CTL and ITL files are installed in your phone, you can choose either option.

Step 3 Press Unlock softkey to unlock Trust List files on the phone. The CTL or ITL files, if installed on your phone, will be unlocked together.

Note When you press the Unlock softkey, it changes to Lock. If you decide not to change the TFTP server option, press the Lock softkey to lock the CTL file.

.

ITL File Submenu

The ITL File screen includes the options that are described in Table 4-22.

If an ITL file is installed on the phone, you can access the ITL File submenu by pressing the Settings button and choosing Security Configuration > Trust List.

Note The TFTP server generates the ITL file. The Trust Verification Service does not generate the ITL file.

Table 4-22

ITL File Settings

 

 

 

 

 

 

 

Option

 

Description

 

To Change

 

 

 

 

ITL File

 

Displays the MD5 hash of the

For more information about the

 

 

Identity Trust List (ITL) file that is

ITL file, see Security by Default in

 

 

installed in the phone. If security is

Cisco Unified Communications

 

 

configured for the phone, the ITL

Manager Security Guide.

 

 

file installs automatically when the

 

 

 

phone reboots or resets.

 

 

 

 

A locked padlock icon

in this

 

 

 

option indicates that the ITL file is

 

 

 

locked.

 

 

 

 

An unlocked padlock icon

 

 

 

 

indicates that the ITL file is

 

 

 

unlocked.

 

 

 

 

 

 

 

 

 

Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.6 (SCCP and SIP)

 

 

 

 

 

 

OL-23091-01

 

 

4-41

 

 

 

 

 

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Cisco Systems 8.6 manual ITL File Submenu, Unlocking the CTL and ITL Files, ITL file, see Security by Default