[root@qbtndfdev01 samba]# wbinfo -n nathan_adm
S-1-5-21-602162358-115176313-725345543-8771 SID_USER (1)
[root@qbtndfdev01 samba]# wbinfo -u | grep nathan_adm
nathan_adm
[root@qbtndfdev01 samba]# wbinfo -n nathan_adm
S-1-5-21-602162358-115176313-725345543-8771 SID_USER (1)
[root@qbtndfdev01 samba]# wbinfo -i nathan_adm
failed to call wbcGetpwnam: WBC_ERR_DOMAIN_NOT_FOUND
Could not get info for user nathan_adm
[root@qbtndfdev01 samba]#