![Cisco CP-7970G Administration Manual Download Page 117](http://html.mh-extra.com/html/cisco/cp-7970g/cp-7970g_administration-manual_65696117.webp)
4-39
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.5
OL-23092-01
Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Security Configuration Menu
Unlocking the CTL and ITL files
To unlock the CTL and ITL files from the Security Configuration menu, 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
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 any one of the options.
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 4-23
.
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, as
done in previous releases.