rwall(1M) SYSTEM ADMINISTRATION COMMANDS rwall(1M)
NAME
rwall - write to all users over a network
SYNOPSIS
/usr/sbin/rwall hostname ...
DESCRIPTION
rwall reads a message from standard input until EOF. It
then sends this message, preceded by the line:
Broadcast Message ... to all users logged in on the
specified host machines. A machine can only receive
such a message if it is running rwalld(1M), which may
be started by inetd(1M) or listen(1M).
NOTES
The timeout is fairly short to allow transmission to a large
group of machines (some of which may be down) in a reason-
able amount of time. Thus the message may not get through
to a heavily loaded machine.
SEE ALSO
inetd(1M), listen(1M), pmadm(1M), rwalld(1M), sacadm(1M),
wall(1)
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