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/1 May 1 17:14 83:51 dca ubuntu:pts/2 May 4 22:00 jal zorin:pts/4 May 2 13:19 63:45 mall-net centos7:pts/0 May 4 01:47 4:56 mall-net centos7:pts/1 Apr 28 21:22 2:52 markjr ubuntu:pts/4 May 4 11:15 17:46 nanook radius:pts/0 May 4 16:06 2:14 nanook ubuntu:pts/0 May 4 16:06 :20 noelt debian:pts/2 May 4 16:37 10:23 seldon debian:pts/0 Apr 7 03:41 14:38 seldon scientific7:pts/0 May 2 04:57 14:36 seldon zorin:pts/0 May 2 04:57 14:35 seldon zorin:pts/1 May 2 04:58 17:26 seldon zorin:pts/2 May 2 04:58 14:46 seldon zorin:pts/3 May 2 04:58 14:35 seldon zorin:pts/5 May 2 04:58 54:12 seldon zorin:pts/6 May 2 04:58 99:59 stosh debian:pts/1 Apr 7 06:39 16:30 stosh debian:pts/9 Apr 10 08:02 7:40