.TH who@ 1
.SH NAME
who@ \- print list of active users on a host
.SH SYNTAX
.B who@
[
.I host
]
.SH DESCRIPTION
.B who@
connects to TCP port 11 (Systat) on
.I host
and prints any data it receives.
It removes CR and converts unprintable characters to a visible format.

If
.I host
is not supplied,
.B who@
connects to the local host.

Some computers respond to port 11 with a list of active users.
For example, they may be running

.EX
     tcpserver 0 11 who &
.EE
.SH "SEE ALSO"
cat(1),
delcr(1),
tcpclient(1),
tcpserver(1)