I have Call Manager Attendant running on one of the servers in our cluster. The problem I'm running into is that phones not registered with that server show as 'unknown' in the Attendant console. This is beginning to confuse the call center folks, and I was wondering if there is a work around at all.
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.