C#实现组播通信，并且可以实现客户机和服务器的加入组和组内数据传输,C# to achieve multicast communication, and to achieve client and server to join the group and group data

在.net环境下，使用C#编程实现UDP组播通信，只要装有这个程序的电脑之间就可以实现组播通信，并可以远程关闭其它计算机，需要知道其用户名和密码-In the. Net environment using C# programming UDP multicast communication can be achieved as long as the multicast communication between computers equipped with this program, and