本文分析了WEB远程教育系统中客户端之间缺乏直接交流的缺陷,讨论了winsock的网络通信原理,借用网络聊天的基本思想,提出了支持文字、图形、图片、声音等多种媒体处理能力的在线交流模型,并给出了基于winsock的具体实现方法。 This paper analyzes the shortcomings of the lack of direct communication between clients in the WEB distance education system, discusses the network communication principle of winsock, borrows the basic idea of ​​network chat, puts forward the support of many media processing abilities such as text, graphics, picture, sound Online exchange model, and gives the concrete realization method based on winsock.