What Is Pptp Point To Point Tunneling Protocol
A Brief History of PPTP PPTP is a network tunneling protocol that was developed in 1999 by a vendor consortium formed by Microsoft, Ascend Communications (today part of Nokia), 3Com, and other groups. PPTP was designed to improve on its predecessor Point-to-Point Protocol, a data link layer (Layer 2) protocol designed to connect two routers directly. How PPTP Works PPTP is an outgrowth of PPP, and as such, is based on its authentication and encryption framework....