Ok I have figurd out that it may not just be the NAS that is the problem. I hooked my machine directly to an XP machine via a cross over cable and static IP's. I have added them to the same workgroup and have set all networks to public on the Win 7 machine. I have removed or diabled any firewall I have on both machines. I created a shared folde on both machines. Both can ping each other no problem. I can even see the Windows 7 Shared folder on the Xp machine, cant access it though. On the Windows 7 machine i cant see anything to do with the XP machine. I have tried the changing the security polcicy "LAN Manager Authentication Level Change the setting from Send NTMLv2 response only to Send LM & NTLM - use NTLMv2 session if negotiated" I...