MPLS VPN技术在陕西广电IP网中的应用

Application of MPLS VPN Technology in Shaanxi Broadcast Television IP Network

对目前IP网络中较成熟的多协议标记交换（MPLS）和虚拟专用网络（VPN）技术作了简要介绍，结合陕西广电对MPLSVPN的应用实例，详细阐述了MPLSVPN的工作原理以及在广电网络中的组建思路，最后对陕西广电基于MPLSVPN技术的IP网络优势、功能和特点进行了说明。

This paper briefly introduces the Multiprotocol Label Switching （MPLS） Virtual Private Network （VPN） technology. Combining the application examples in Shaanxi Broadcast Television Information Network Ltd. Co, it expounds the principles of MPLS VPN technology, and the organizing reason in broadcast television network. Finally it illuminates the advantages, functions and characteristics of MPLS VPN technology in IP network.