bash-2.05b# who root vc/1 Dec 3 13:29 root pts/0 Dec 3 13:30 root pts/1 Dec 3 13:31 bash-2.05b# cat /etc/group root::0:root bin::1:root,bin,daemon daemon::2:root,bin,daemon sys::3:root,bin,adm adm::4:root,adm,daemon tty::5: disk::6:root,adm lp::7:lp mem::8: kmem::9: wheel::10:root floppy::11:root mail::12:mail news::13:news uucp::14:uucp man::15:man cron::16:cron console::17: audio::18: cdrom::19: dialout::20:root ftp::21: sshd::22: at::25:at tape::26:root video::27:root squid::31:squid gdm::32:gdm xfs::33:xfs games::35:games,root named::40:named mysql:x:60: postgres::70: cdrw::80: apache::81: nut::84: usb::85: vpopmail:x:89: users::100:games nofiles:x:200: qmail:x:201: postfix:x:207: postdrop:x:208: smmsp:x:209:smmsp slocate::245: portage::250:portage utmp:x:406: nogroup::65533: nobody::65534: bash-2.05b# ut2004 bash: ut2004: command not found bash-2.05b#