Version and description:
The install program file name is cmterm-7912G-sccp.6-0-0.exe and the firmware version within the install program is CP7912060000SCCP050124A.SBIN
Release notes for Cisco IP
Phones
http://www.cisco.com/en/US/products/hw/phones/ps379/prod_release_notes_list.html
Installation Instructions:
Step 1: Copy the cmterm-7912G-sccp.6-0-0.exe file to your hard drive. Make a note of the location where you save the downloaded file.
Step 2: Double-click the cmterm-7912G-sccp.6-0-0.exe file and the installation starts.
Step 3: At the Welcome screen, click Next.
Step 4: At the License Agreement screen, click Yes.
Step 5: At the SQL Server Authentication screen, enter the login name and the password (by default the login name should be “sa”). Then click Next.
Step 6: After the installation is completed, click OK.
Step 7: Reset all the corresponding devices.
This executable file is to be run on the publisher and it will install one file:
CP7912060000SCCP[version].sbin
to the call manager's tftppath (c:\program files\cisco\tftppath)
After installation, open up call manager's administration web page and go
to system -> device default
You can verify the installation, by looking at "IP Phone 7912" and
enter the new load name in the corresponding box.
for example: CP7912060000SCCP050124A.sbin (in this
case, the load version is 050124A)
To downgrade to a previous firmware version:
Step 1: Go to the Cisco CallManager Administration web page.
Step 2: From the System menu select Device Default, and the Device Default Configuration page is displayed.
Step 3: Go to the IP Phone 7912 field and change it back to the previous firmware version.
Step 4: Click Update.
Step 5: After the page updates, you can reset the corresponding devices.
The Cisco IP Phone Model 7912 Firmware version 6.0(0) is also supplied in a zip file, as an alternative in case a Cisco CallManager is not available to run the executable installer program. The name of this file is cmterm-7912-sccp.6-0-0.zip.
After unzipping the firmware files, manually copy the firmware to the appropriate directory on the TFTP server.