课程设计：网络数据包捕获工具的设计与实现，利用Winpcap对网络数据进行抓包，通过过滤分析数据包，可对TCP/IP协议有很好的理解。(Curriculum design: The design and implementation of packet capture network data capture of network data using Winpcap, through analysis of data packet filtering, can have a good understanding of TCP/IP protocol.)