：首先编程获取各个PC 终端的MAC地址和IP地址信息，通过中间路由交换设备发送数据包给服务器端，服务器根据地址段给各个计算机终端划分相应的IP地址，-: First programming the PC terminal for each MAC address and IP address information, via an intermediate routing and switching equipment to send data packets to the server, and the server addresses to each computer terminal into the corresponding IP address,