A common problem in the voice network is when no dial tone is heard from a voice port in the off-hook condition. This could be related to configuration issues, a hardware problem, a Digital Signal Processor (DSP) problem, or a bug in Cisco IOS? software. A voice port that is configured with connection trunk does not provide dial tone. A faulty network module or Foreign Exchange Station (FXS) card may cause silence or no dial tone in a voice port.
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.