VPN step by step and other resource link

 http://technet.microsoft.com/en-us/network/bb545442.aspx

Remote Access Step-by-Step Guide: Deploying Remote Access with VPN Reconnect
http://www.microsoft.com/downloads/en/details.aspx?FamilyID=7E973087-3D2D-4CAC-ABDF-CC7BDE298847&amp%3Bdisplaylang=en