Firmware Versions unsigned 9.2(1) SIP for Cisco IP Phone Models 69216941 and 6961

The unsigned 9.2(1) SIP firmware image within the installation program supports the Session Initiation Protocol (SIP) for the following Cisco IP Phone models:

This firmware version is supported on Cisco Unified CallManager Release 7.1.3 and higher.

You need to install the phone firmware as listed below.

Release Notes

For a list of Resolved Problems and Known Problems with this firmware version, you can obtain the Firmware Release Notes in English by clicking the following URL:

For all Phone firmware Release Notes, click the following URL:

For all phone documentation, click the following URL:


The Firmware Load

Before using the unsigned 9.2(1) SIP firmware for Cisco Unified IP Phone models 6921, 6941 and 6961 with Cisco Unified CallManager release 7.1.3 and higher, you must install the latest firmware on all Cisco Unified CallManager servers in the cluster. To upgrade phones from a load with 9.0(2) and after, you need to upgrade to 9.2(1) SIP. Please download 9.2(1) SIP and refer to 9.2(1) SIP readme for upgrade.

The unsigned 9.2(1) installation programs for the 6921, 6941 and 6961 are listed below.

Table 2: Cisco IP Phone Models 6921/6941/6961 Firmware Loads

Cisco IP Phone Model

CallManager Version

Executable on Software Page

MD5 hash

6921, 6941 and 6961

7.1.3 and higher



*Note: To use 9.2(1) release added new features, you need to use CallManager Version 8.6(1) and higher. For details of the 9.2(1) added new features, please check the Cisco Unified IP Phone Administration Guide and User Guide For 6921, 6941 and 6961.


Downloading the firmware load

Perform the following procedure:

Step 1 Go to the following URL:

Step 2 Log in to the Download Software page.

Step 3 In the Make a selection to continue section, Choose Products > Voice and Unified Communications > IP telephony.

Step 4 Choose IP Phones > Cisco Unified IP Phones 6900 Series.

Step 5 Choose your phone type.

Step 6 Choose Session Initiation Protocol (SIP) Software.

Step 7 Choose 9.2(1) under the Latest Releases folder.

Step 8 Download the files listed in Table 1 and Table 2.

Installing the firmware load

For Cisco Unified CallManager 7.1.3 and higher, you must do all software installations and upgrades by using the Software Upgrades menu options. The system can upload and process only software that Cisco Systems approved.

  1. Using your web browser, login to the Cisco Unified Operating System Administration web page
  2. Under the Software Upgrades menu, select Install/Upgrade.
  3. Fill in the appropriate values in the Software Location section for the file you downloaded above, and click Next.
  4. In the Options/Upgrades drop-down box, select the file you downloaded above, and click Next.
  5. In the File Checksum Details box, verify you have selected the correct firmware and the MD5 has the correct value, click Next.
  6. Check that you received a Success message.

Restarting the Cisco Tftp service

After the QED load and firmware load are installed, the Cisco tftp service needs to restart.

  1. Using your web browser, login to the Cisco Unified Serviceability web page
  2. Under the Tools menu, select Control Center - Feature Services.
  3. In the CM Services section, click the Cisco Tftp radio button
  4. Click the restart icon on the top of the page.

Cisco IP Phone Model 6921/6941/6961 Alternate Firmware format

The Cisco IP Phone Model 6921/6941/6961 Firmware version unsigned 9.2(1) is also supplied in a zip file, as an alternative in case a Cisco Unified CallManager is not available to run the executable installer program. The name of the unsigned 9.2(1) file is

After unzipping the firmware files, they should be manually copied to the appropriate directory on the TFTP server.

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