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.
bbrace ubuntu:pts/3 Aug 28 10:01 5:46 bressler ubuntu:pts/1 Aug 28 03:29 2:59 dca ubuntu:pts/4 Aug 28 10:03 :33 dld ubuntu:pts/0 Aug 28 15:57 :03 luagha ubuntu:pts/5 Aug 28 07:57 mall-net debian:pts/3 Aug 28 14:52 1:14 mall-net debian:pts/4 Aug 28 14:52 1:13 markjr ubuntu:pts/6 Aug 28 13:05 3:01 nanook ubuntu:pts/2 Aug 28 05:19 :33 stosh debian:pts/0 Aug 28 07:08 1:06 stosh debian:pts/2 Aug 28 14:31 1:00