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近年来国际互联网Internet在全世界不断深入人心,我国也已正式加入其中,用户只需交纳一定的费用就可在家中通过电话线入网。INTERNET在为个人用户上网时提供了一种SLIP/PPP的方式。SLIP(Serial Line Internet Protocol)和PPP(Point to Point Protocol)就是在串行链路上实现TCP/IP协议族所提供的互联网功能。SLIP和PPP两者差异不大,主要区别在于PPP针对噪声较大、传输质量较差的链路提供了一组功能强大的差错检测纠正
In recent years, the Internet has been gaining popularity in the world. China has officially joined the Internet. Users can access the Internet through the telephone line at home only for a certain fee. INTERNET provides a way for SLIP / PPP when surfing for individual users. The Serial Line Internet Protocol (SLIP) and the Point to Point Protocol (PPP) implement the Internet function provided by the TCP / IP protocol suite over a serial link. The difference between SLIP and PPP is insignificant, with the main difference being that PPP provides a powerful set of error detection and correction for links that are noisy and poorly transmitted