虚拟专用网中虚拟拨号的客户端实现

Implementation of VPN's Virtual Dial-up in the Client

虚拟专用网是一种有着广泛应用前景的技术，其中Ｃｌｉｅｎｔ－ＬＡＮ的接入方式为移动用户的安全接入提供了保障，而虚拟拨号又是实现Ｃｌｉｅｎｔ－ＬＡＮ的可行方案。着重介绍了如何在客户端实现虚拟拨号功能，其中包括安全传输协议的设计及Ｗｉｎｄｏｗｓ网络驱动程序编写等。

The virtual private network is a promising technology, the access mode of Client-LAN provide security to mobile users. Virtual dial-up is a feasible implementation of Client-LAN. This paper emphasizes how to add virtual dial-up function in the client Peer, which includes the design of security transfer protocol and programming of Windows network drivers.