Layer 2 Tunneling Protocol Base on VPN-Tech
Tao Jin · Computer Knowledge and Technology · 2007
With the Internat commercialization,a large amount of Intranet and Internat links up,How to provide safe economy access way to the enterprise outside consumer becomes a technology problem.Virtual Private Network has come into being under such background,Virtual Private Network(VPN)is a kind of access methods to establish the enterprise Intranet and the outside user 's relation by VPN-Tech.This paper analyses the realization principles of L2TP-layer two protocols and the method to strengthen L2TP security by the IPSec-layer three protocols.