本聊天工具是采用TCP协议实现的，分为客户端和服务器端，客户端需要先向服务器请求连接，服务器接受客户端请求后，双方才可实现网络通讯。-chat tool is the use of the TCP protocol, is divided into client and server side, The client needs first request for connecting servers, client server accepts the request, the two sid