Cisco 7911G - IP Phone VoIP Administration Manual page 135

Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Table 4-18 CTL File Information
Option Description
CTL File Displays the MD5 hash of the CTL file
that is installed in the phone. If security
is configured for the phone, the CTL
file installs automatically when the
phone reboots or resets.
A locked padlock icon
option indicates that the CTL file is
locked.
An unlocked padlock icon
unlocked.
CAPF Server IP address of the CAPF server used by
the phone. Also displays a certificate
icon if a certificate is installed for this
server.
CallManager / IP address of a
TFPT Server Cisco Unified Communications
Manager and TFTP server used by the
phone. Also displays a certificate
this server.
If neither the primary TFTP (TFTP
Server 1) server nor the backup TFTP
server (TFTP Server 2) is listed in the
CTL file, you must unlock the CTL file
before you can save changes that you
make to the TFTP Server 1 option or to
the TFTP Server 2 option on the
Network Configuration menu.
Cisco Unified IP Phone 7906G and 7911G for Cisco Unified Communications Manager 6.0
OL11954-01
indicates that the CTL file is
icon if a certificate is installed for
To Change
For more information about the CTL file,
refer to the "Configuring the Cisco CTL
Client" section in Cisco Unified
Communications Manager Security
Guide.
in this
For more information about this server,
refer to the "Using the Certificate
Authority Proxy Function" section in
Cisco Unified Communications Manager
Security Guide.
For information about changing these
options, see the
Menu" section on page
Security Configuration Menu
"Network Configuration
4-7.
4-41