基于MPLS技术的二、三层VPN比较

Comparision of L2 and L3 VPN Based on MPLS Technology

描述MPLS隧道技术的主要思想,分析基于MPLS技术的二、三层VPN工作机制,比较MPLS二、三层VPN的工作特点,提出要根据VPN网络设计性能和目标,合理选择基于MPLS技术的VPN方案组建所需要的VPN。

Describes the main idea of MPLS tunnel technology, analyzes the mechanism of L2 and L3 VPN based on MPLS.Compares the characteristics which are possesd by L2 and L3 VPN, proposes that on the basis of the property and target of network design a plan may be reasonably choosed to construct the MPLS VPN needed by customers.