The "CVM mailbox reset" is actually a special conversation for the Community Voice Mail folks - they are a non profit organization that provides voice mail for people who, for whatever reason, don't have access to their own phone. This conversation is used by CVM administrators to create and reset voice mail boxes for users.
Originally we were going to "hide" this conversation in normal installations so it wouldn't show up, but for whatever reason that didn't get done so it's still showing up.
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.