Cisco 7945G Administration Manual page 101

Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Table 4-20 CTL File Settings (continued)
Option Description
Unified CM/TFTP Common Name (from the Cisco Unified
Server Communications Manager Certificate) of a Cisco
Unified Communications Manager and TFTP server
used by the phone. Also displays a certificate
icon if a certificate is installed for 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.
Application Server Common Name (from the Cisco Unified
Communications Manager Certificate) of the trusted
application server used by the phone. Also displays
a certificate
A phone-trust certificate is used to authenticate
application servers with which the phone
communicates.
One Application Server menu item appears for each
phone-trust store whose certificates have been
uploaded into Cisco Unified OS Administration and
later downloaded into the phone's CTL file.
Unlocking the CTL File
To unlock the CTL file from the Security Configuration menu, 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.
Highlight the CTL option.
Step 2
Press the Unlock softkey to unlock the CTL file.
Step 3
After you change and save the TFTP Server 1 or the TFTP Server 2 option, the CTL file will be locked
automatically.
Note
Cisco Unified IP Phone 7965G and 7945G Administration Guide for Cisco Unified Communications Manager 6.1(3)
OL-17755-01
icon.
When you press the Unlock softkey, it changes to Lock. If you decide not to change the TFTP
Server 1 or TFTP Server 2 option, press the Lock softkey to lock the CTL file.
Security Configuration Menu
To Change
For information about changing these options,
see the "Network Configuration Menu"
section on page 4-5.
For more information about phone-trust
certificates, refer to the following manuals:
Cisco Unified Communications Operating
System Administration Guide, "Security"
chapter.
Cisco Unified Communication Manager
Security Guide, "Security Overview" chapter.
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