摘要： 就VPN技术、MPLS技术、MPLS标签交换机制、以及在MPLS上使用的VPN－IPv4协议进行了介绍，然后就数据包在MPLS VPN网络中传输过程进行了分析，最后概括了在MPLS网络上实现安全的VPN系统。
关键词:
MPLS,
VPN,
VPN-IPv4
Abstract: The article introduces several techniques: VPN, MPLS, the mechanism of MPLS(multi-protocol label switching) and VPN-IPv4 protocol based on the MPLS network , then analyses the process of data packet ' s transport in the MPLS VPN network , and summes up the implementation of VPN ' s security based on the MPLS network.
中图分类号:
朱长安,刘嘉勇,刘军. 网络层MPLS的安全VPN研究[J]. , 2003, 29(14): 131-.
ZHU Changan,LIU Jiayong,LIU Jun. Security of Layer 3 VPN Based on the MPLS Network[J]. , 2003, 29(14): 131-.