NetworkSwitch，超级好用的网卡IP设置工具，c# WinForm源代码。去除原只有6个配置的限制，可以添加任意多个设置。有源码，供学习参考。DNS的显示有BUG，有意者可以修改一下。,NetworkSwitch, super-useful tool for the network card IP settings, c# WinForm source code. Removal of the original allocation of only six limits, you ca

Socket,端口监听，实现聊天室，点对点文件传输。-Socket, port monitor, the realization of chat rooms, peer-to-peer file transfer.