Rwho

     This shows who is logged in to our shell servers allowing you to locate someone to contact them in real time via facilities like ntalk.

bressler ubuntu:pts/3      Jan 19 16:10  5:36
dnw      scientific7:pts/0 Jan 19 20:18  4:49
markjr   ubuntu:pts/2      Jan 15 09:32 13:14
nanook   eskimo:ttyp0      Jan 19 19:16  5:43
nanook   ubuntu:pts/0      Jan 19 19:06   :06
noelt    ubuntu:pts/9      Jan 19 14:33  3:25
rhom     ubuntu:pts/6      Jan 15 07:58 78:25
root     centos7:pts/0     Jan 20 00:51
stosh    debian:pts/0      Jan 19 15:18  4:22
stosh    debian:pts/1      Jan 16 11:22 51:03
xyzzx    debian:pts/2      Jan 17 11:30 61:35