[Samba] Can't ssh with administrator user

[samba at hslprpol.com]

why  i can't ssh from other host with Administrator user :

[root at harapan-4 root]# ssh Administrator at 192.168.150.1
Administrator at 192.168.150.1's password:
Last login: Wed Oct 20 07:23:04 2004 from dadang
Connection to 192.168.150.1 closed.

but i am success join domain with this user.

sorry my bad languange.

regard,

dadang