Note: you have to setup RRAS and turn on the service
1- Go to the following : Start > Administrative Tools > Routing and Remote Access.
2- Right-click server’s icon and then select "Configure and Enable Routing and
Remote Access" to start the Setup Wizard. And then click Next .
3- Select the " Remote Access (dial-up or VPN)" and then click Next.
4- Check the VPN check box, and then click Next .
5- In the "VPN Connection " window, select the network interface is connected to the Internet, and then click Next.
6- In the "IP Address Assignment window", there are two choices:
*Automatically Choose this option if you have a DHCP server.
*From a specified range of addresses Choose the option if the remote clients can
only be given an address from a specified pool of addresses.
7- In the next window, select default value of No, use Routing and Remote Access to authenticate connection requests, and click the Next button to continue
8- Click Finish to turn on RRAS and to configure the server as a remote-access server.
