Connect workgroup computers to a pc on a domain without password windows 7

view story

http://serverfault.com – I'm trying to setup a network for a client of mine. I need to make this network setup somewhat like this badly typed diagram: Main Server | domain through vpn | Server / \ PC1 PC2 \ Printer So basically, the secondary server connects through a vpn to the main server for files/db access and stuff like that. then PC1 and PC2 use files that live on the hdd of the secondary server. and of course, pc1 needs to acces (HowTos)