wall

Write a message on the terminals of users currently logged in.

=> More information.

• Send a message:

echo "{message}" | wall

• Send a message from a file:

wall {file}

• Send a message with timeout (default 300):

wall -t {seconds} {file}

Copyright © 2014—present the tldr-pages team and contributors.

This work is licensed under the Creative Commons Attribution 4.0 International License (CC-BY).

=> CC-BY