To deploy a PPTP-based remote access solution, perform the following steps:
If you are using EAP-TLS authentication, create a certificate infrastructure to issue user certificates to VPN client computers and computer certificates to your authenticating server computers.
Connect your VPN server on the Internet.
Deploy your AAA infrastructure (including RADIUS servers).
Modify your intranet infrastructure to accommodate routing and quarantine.
Deploy your VPN clients.
To deploy an L2TP/IPSec-based remote access solution, the steps are:
Create a certificate infrastructure to issue computer certificates to VPN client computers and your VPN servers.
Connect your VPN server on the Internet.
Deploy your AAA infrastructure (including RADIUS servers).
Modify your intranet infrastructure to accommodate routing and quarantine.
Deploy your VPN clients.