As far as I know, extension mobility is the only way to do this. I am not aware of a script that can be used to log off all IP phones. Please share the information with me also if you find a script which is capable of doing this.
you will need a bit more than scripting, but there is an AXL method doDeviceLogout that will do the trick, so you will need someone who can do some XML development for you. from a separate server, use AXL to retrieve the list of phones, then, for each one, perform the doDeviceLogout. you will need a time-of-day trigger - i would use cron under linux.
I reckon it would take only a few hours to develop the software ...
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.