Red Hat Enterprise Linux AS release 4 (Nahant Update 6)
Kernel 2.6.9-67.ELsmp on an i686
login: shenhui
Password:
Last login: Tue Aug 19 13:14:51 from 172.17.15.99
[shenhui@monitor ~]$ su root
Password:
[root@monitor shenhui]# adduser
bash: adduser: command not found
[root@monitor shenhui]# useradd
bash: useradd: command not found
[root@monitor shenhui]# addgroup
bash: addgroup: command not found
[root@monitor shenhui]#