第 1 章 简介....................................................................................................................................3
1.1 计算机网络，分组报文和协议........................................................................................3
1.2 关于地址............................................................................................................................6
1.3 关于名字............................................................................................................................8
1.4 客户端和服务器................................................................................................................8
1.5 什么是套接字....................................................................................................................9
1.6 练习..................................................................................................................................10
第 2 章 基本套接字......................................................................................................................10
2.1 套接字地址......................................................................................................................10
2.2 TCP套接字.......................................................................................................................17
2.2.1 TCP客户端............................................................................................................17
2.2.2 TCP服务器端........................................................................................................22
2.2.3 输入输出流...........................................................................................................26
2.3 UDP套接字......................................................................................................................28
2.3.1 DatagramPacket类...............................................................................................28
2.3.2 UDP客户端.......................................................
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