PPP (Point to Point protocol) is a link layer protocol, which be used in a good many occasion. On the other hand, itis a complex communicate protocol.
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。
PPP (Point to Point protocol) is a link layer protocol, which be used in a good many occasion. On the other hand, itis a complex communicate protocol.
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。
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