（1）复习Linux操作系统下的C语言程序的编辑、编译方法，完成简单的变元表读取显示程序。

（2）通过简单程序学习套接字地址、IP地址相关处理函数的使用。

（3）通过两个能完成基本通信功能的TCP服务器程序和客户机程序学习基本Socket函数的使用。-(1) under the operating system review Linux C language program, editor of the compilation approach, complete simple change list that reads program.

(2) through simple procedure learning socket address, IP address associated with the use of function.

(3) through the two basic communication function can finish TCP client server Socket to learn basic program and the use of function.