talk
A visual communication program which copies lines from your terminal to that of another user. More information: https://www.gnu.org/software/inetutils/manual/html_node/talk-invocation.html.
- Start a talk session with a user on the same machine:
talk {{username}}
- Start a talk session with a user on the same machine, who is logged in on tty3:
talk {{username}} {{tty3}}
- Start a talk session with a user on a remote machine:
talk {{username}}@{{hostname}}
- Clear text on both terminal screens:
<Ctrl>+D
- Exit the talk session:
<Ctrl>+C