CHG0033059 firmware update for 7821 and 8831 model phones

Wednesday morning, August 26th between 5:00AM and 7:00AM ITS/TNS will perform maintenance work on the Call Manager Servers.
During this time, new firmware will be applied to Cisco 7821 and Cisco 8831 model phones.

Please reference CHG0033059 for further information.

More information: CHG0033059 firmware update for 7821 and 8831 model phones

Story added 24. August 2015, content source with full text you can find at link above.