本书详细介绍了在Unix系统下基于TCP/IP网络套接口的基本编程方法，包括迭代与并发服务器编写方法、进程与线程编程技术、I/O编程技术、IPv4与IPv6的兼容性、原始套接口、数据链路访问技术、广播与多播技术等-This book details the Unix systems based on TCP/IP network socket basic programming methods, including iterative and concurrent servers preparation method, process and thread programming, I/O Programming, IPv4 and IPv6 compatibility, the original set of interfaces, data link access technology, broadcast and multicast technology