CmdID / Commands
mesg
Check or set a terminal's ability to receive messages from other users, usually from the write command. tldr-pages
On Linux
Check terminal's openness to write messages
Disallow receiving messages from the write command
Allow receiving messages from the write command
Check terminal's openness to write messages
Disallow receiving messages from other users
Allow receiving messages from other users
Enable verbose mode, printing a warning if the command is not executed from a terminal