In this post I will cover how to setup and configure a Windows 2008 server as a VPN server. There are several different steps and configurations that need to be done. There are 4 parts to this setup that I will walk through.
Part #1 Installing NPAS and RRAS:
Open Server Manager and open roles
Click on add roles and add the Network Policy and Access Services role (NPAS)
Click next on the informational screen
On the role services screen choose Routing and Remote Access Services (RRAS) and click next
On the next screen click install
When it is done it will give you a screen telling you if it installed successfully or failed
If it was successful click close and choose to restart when it prompts you