How to mount samba folder within a NT Domain network?

[Justin Zhao <zzj mobell com cn>]

Here is my try:
[root localhost mnt]# mount -t smbfs -o
ro,workgroup=XXX,username=XXX,password=XXX //mobellsvr2/SW_Share
/mnt/win1
10177: Connection to mobellsvr2 failed
SMB connection failed

Need any more options??