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 Mar 17 12:22  4:53
dld      ubuntu:pts/0 Mar 30 21:56  2:33
jimo     ubuntu:pts/6 Mar 28 21:28 47:32
markjr   ubuntu:pts/1 Mar 26 07:17 12:24
nanook   eskimo:ttyp0 Mar 31 00:19   :51
nanook   ubuntu:pts/5 Mar 30 23:14
stosh    debian:pts/1 Mar 17 06:34  5:17
tonyz    ubuntu:pts/2 Mar 29 20:09 29:05