...Person can allow the Samba Server to become a DOMAIN Member... That should help you out tremendously...
Plus, eventually the Samba server will become the browse master anyway... Per one of my previous posts here... I gave us an interseting look into things to do just that...
[link|/forums/render/content/show?contentid=81005|Samba as a Domain Controller]
Maybe you might get some insight as to why it's happeneing... might even fix your STEENKEEN Replication Problems... :)