PPP(点对点协议)是数据链路层协议,应用极为广泛,也是一个比较复杂的通信协议。本文将首先对PPP 协议的背景知识进行必要的介绍,然后重点从软件工程的角度讨论如何实现PPP 协议软件。关键词:点对点协议;LCP;NCP;软件实现Abstract: PPP(Point to Point Protocol)is a link layer protocol, which be used in a good many occasion. On the other hand ,it is a complex communicate protocol. At first, the paper introduce necessary background knowledge of PPP protocol, then stress discuss how to implement it from software engineering.Keywords:Point to Point Protocol;LCP;NCP;Software implement
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