基于TCP的VC网络聊天室源代码加实验报告，分为客户端与服务器两个部分，使用了windows socket网络编程接口-Source code for the chat room and lab reports, TCP-based VC network is divided into two parts of the client and server, using windows socket network programming interface

socket网络套接字编程，udp包过滤源代码，实现服务器客户端包过滤过程-Socket network socket programming, udp packet filter source code, to achieve the server client packet filtering process