Experienced intermittent one way audio. Also, inability to pick calls back up once they were put on hold. Inability to transfer calls, would get msg "key is not active here", and calls would intermittently disconnect when we tried to answer. These problems were present, but fairly limited until we had an unexpected power outage. When the system came back up, all hell broke loose. It got so bad, we had to go back to the 3.3. Any help would be greatly appreciated.
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.