samba - Apr 2003 - Samba PDC + Win2k Server & Terminal Server Client

hello
i've integrate a win2k server in my domain , where the PDC running with
Samba.
Everything is ok when i log directly to the win2k server but i'm not allowed
to connected to it using the Terminal Server Client..
Is it a trouble with my PDC or with Terminal Server configuration ?
thx
jcp