虚拟专网安全性的研究与实现

Research and Realization of Virtual Private Network Security

介绍了当今流行的VPN技术，并分析了胜利油田网络现状和发展需求，论述了胜利油田VPN建设方案，介绍了安全性的设计，对大型企业建立自己的VPN网络具有一定的参考价值。

This article introduces popular VPN technology, analyzes the present network situation and developing demand of Shengli Oil Filed, describes VPN constructive program of Shengli Oil Filed and the design of security. It will be valuable for large enterprises to build their VPN.