在服务端运行tcp.exe, 在另一台与之在同一network的客户端上运行tcplnk.exe, 规定相同的port, 在服务端上begin, 在客户端上输入服务器的IP地址，connect, 客户端上编辑框中的字符便可send到客户端的编辑框中。-on the server running tcp.exe, another in the same network with the client running on tcplnk.exe require the same port, on the server begin, the client server on the importation of the IP address, connect, the client on the edit box of the characters can send to the client the editorial box.-In the service end of running tcp.exe, on another in the same network with the client to run on tcplnk.exe, the provisions of the same port, in the service side begin, the client, enter the server' s IP address, connect, client side the characters in the edit box will be send to the client in the edit box.-on the server running tcp.exe, another in the same network with the client running on tcplnk.exe require the same port, on the server begin, the client server on the importation of the IP address, connect, the client on the edit box of the characters can send to the client the editorial box.