Any idea why I'm NOT getting hostnames by default?
$ who mgrant pts/1 2015-09-05 07:30 (*10.20.30.40*:S.1) mgrant pts/2 2015-09-05 07:30 (*10.20.30.40*:S.2) mgrant pts/3 2015-09-05 07:30 (*10.20.30.40*:S.3) mgrant pts/4 2015-09-05 07:30 (*10.20.30.40*:S.4) $ w 07:34:29 up 3 days, 6 min, 4 users, load average: 0.03, 0.06, 0.05 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT mgrant pts/1 *10.20.30.40*:S. Sat07 26:48m 0.09s 0.09s /bin/bash $ finger Login Name Tty Idle Login Time Office Office Phone mgrant Michael Grant pts/1 1d Sep 5 07:30 (*10.20.30.40*:S.1) mgrant Michael Grant pts/2 14:12 Sep 5 07:30 (*10.20.30.40*:S.2) mgrant Michael Grant pts/3 Sep 5 07:30 (*10.20.30.40*:S.3) mgrant Michael Grant pts/4 3d Sep 5 07:30 (*10.20.30.40*:S.4)