In order to deliver a superior, simple user experience, Cisco Systems requires customers to deploy Cisco Unified Communications Manager with Cisco TelePresence. This, in conjunction with integration to enterprise groupware, provides one button to push simplicity for call launch, both for point-to-point and multipoint calls. Cisco Unified Communications Manager can function as a dedicated, video call manager within your organization.
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.