I have a 2811 router with version 12.4 and cme 3.4. I know that CME 7.2 is the latest version compatible with this IOS and router. How can I upgrade on the website I only found the firmware for the phones not the entire CME?
CME is integrated directly into Cisco IOS software. So, if you need to upgrade CME you have to download the appropiate IOS from Cisco and install it on the router. For example, for CME 8.6 you should install IOS 15.1(4)M:
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.