UNIX/LINUX Command – wall

March 3, 2019

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NAME
wall—Write a message to users

SYNOPSIS
wall [file]

DESCRIPTION
wall displays the contents of file or, by default, its standard input, on the terminals of all currently logged in users.

Only the superuser can write on the terminals of users who have chosen to deny messages or are using a program that automatically denies messages.

Satish Kumar

Satish Kumar

I am Satish Kumar, Founder of LinuxConcept. Linux and F.O.S.S enthusiast, love to work on open source platform and technologies.

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