Of course, that got cancelled after HP bought Compaq/DEC and did not want to support two Unix systems. IIRC, they promised to port the cluster stuff to HP-UX, but it looks like that never happened.
However at least HP-UX got one of the very first container models, HP-UX Vaults, already in late 1990's.
Naturally it is only as inspiration, for the real deal OpenVMS.
>Each person engaged in the conversation has a viewport on the screen. Phone can display as many as six viewports at a time. The viewport contains information regarding the user's name, the text of the conversation, and various status indicators, such as who is on hold. User names of people that you have on hold can be temporarily eliminated from the screen to make room for new participants.
ANSWER Answers the phone when you receive a call.
DIAL Places a call to another user.
DIRECTORY Displays a list of the users you can call.
EXIT Exits from the Phone utility.
FACSIMILE Includes the contents of a file in your conversation.
HANGUP Cancels the current phone call.
HELP Displays information on how to use the Phone utility.
HOLD Places the other users in a call on hold.
MAIL Sends a message to another user.
PHONE Places a call to another user.
REJECT Rejects a call from another user.
UNHOLD Reverses the previous HOLD command.This and the .plan/finger posts from a few days ago are playing to the nostalgia of a better time on the internet. :). Iirc you could also do fully animated .plan files on VAXes at the time.