客户端和服务器端通讯历程，可以完成双方通讯连接、信息互发，并显示双方各自的发送状态，基于MFC开发，非常适合学习socket编程的初学者。(It is used to complete the communication between the client and the server,including connecting,sending message,receiving message and showing each other's status.It is developed on