一段局域网内网上聊天程序。这是一测试程序，更多的网络程序以后陆续发上来。-a LAN online chat program. This is a test program, more network programming onto successive fat.

目录UDP点对点聊天是一个UDP的点对点聊天程序，程序运行测试的时候，需要改变侦听端口，如果要在同一台机器上测试，需要改变一下程序设置-directory is a peer-to-peer chatting UDP peer-to-peer chat program, running tests, the interception of ports need to change, if the same test machine, the need to change the program

ipv6下的一个聊天系统，也算是一个测试系统。-ipv6 of a chat system, but also as a test system.