Hi, in the search field I typed 'cme call history' to find the answer for when I wanted to do this on CME, UC500 is basically CME. Someone has asked the same question and Rob Huffman provided the answer, you can find it here:
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.