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.
_ debian:pts/0 Jan 15 13:20 1:21 _ debian:pts/10 Jan 18 18:42 :41 _ debian:pts/11 Jan 18 18:50 _ debian:pts/3 Jan 18 18:19 1:05 _ debian:pts/4 Jan 18 02:38 _ debian:pts/7 Jan 18 18:33 :50 _ debian:pts/8 Jan 18 18:40 :44 _ debian:pts/9 Jan 15 14:38 1:22 bbrace ubuntu:pts/0 Jan 18 07:23 3:04 billb debian:pts/5 Jan 17 21:56 20:23 dld ubuntu:pts/3 Jan 18 14:47 1:43 dld ubuntu:pts/9 Jan 18 17:30 :48 gb ubuntu:pts/8 Jan 18 17:00 2:04 jibanes debian:pts/6 Jan 18 14:51 4:32 jimo ubuntu:pts/5 Jan 18 15:58 3:22 luagha ubuntu:pts/6 Jan 18 07:59 :13 luagha ubuntu:pts/7 Jan 18 08:00 :45 mall-net ubuntu:pts/4 Jan 13 12:14 2:22 nanook eskimo:ttyp0 Jan 17 17:10 17:53 nanook ubuntu:pts/1 Jan 17 15:27 :16 noelt ubuntu:pts/2 Jan 17 14:45 :17 rhafner centos7:pts/0 Jan 18 18:29 :39 stosh debian:pts/1 Jan 7 08:02 :45