有效地过滤网络病毒和有害数据,简易的包过滤程序和代理服务器软件

CSharp广播程序 在网络编程中，通过广播和多播可以实现发送端发送一个数据包，有多个接收端接收的情况。-CSharp radio program in network programming, broadcast and multicast by the sender can send a packet, a number of cases received by the receiver.