Cisco OL-8555-02 - Manual (Page 22)

Chapter 6 Viewing Model Information, Status, Statistics, and Security Information on the Cisco Unified IP Phone
Security Configuration Menu
6-22
Cisco Unified IP Phone 7940G/7960G Administration Guide for Cisco Unified CallManager 4.2(3)
OL-8555-02
Table 6-7 describes the information that displays in the CTL File screen:
To add or change the primary CallManager / TFTP server (TFTP Server 1) or
secondary (TFTP Server 2) in the CTL File, you must unlock the CTL file before
you can save changes. You must use the Network Configuration menu to make
changes to the TFTP Server 1 option or to the TFTP Server 2 option. (For
information about changing these options, see the
“Network Configuration Menu
Options” section on page 4-3 .)
To unlock the CTL file from the Security Configuration screen, follow these steps:
Procedure
Step 1 Press **# to unlock options on the CTL File menu.
If you decide not to continue, press **# again to lock options on this menu.
Step 2 Highlight the CTL option.
Step 3 Press the Unlock softkey to unlock the CTL file.
After you change and save the TFTP Server 1 or the TFTP Server 2 option, the
CTL file will be locked automatically.
Table 6-7 CTL File Information
Item Description
CTL File Displays the MD5 hash of the certificate trust list
(CTL) file that is installed in the phone.
A locked padlock icon in this option indicates
that the CTL file is locked.
An unlocked padlock icon indicates that the CTL
file is unlocked.
CallManager / TFPT IP address of a Cisco Unified CallManager and
TFTP server used by the phone. Also displays a
certificate icon
if a certificate is installed for this
server.
CAPF IP address of the CAPF server used by the phone.
Also displays a certificate icon
if a certificate is
installed for this server.