Udp Multi-send : Socket Udp Client : Network C# Examples

    
using  System;
using  System.Net;
using  System.Net.Sockets;
using  System.Text;

class  MainClass
{
      public  static  void  Main()
      {
            Socket  server  =  new  Socket(AddressFamily.InterNetwork,  SocketType.Dgram,  ProtocolType.Udp);
            IPEndPoint  iep  =  new  IPEndPoint(IPAddress.Any,  9888);
            IPEndPoint  iep2  =  new  IPEndPoint(IPAddress.Parse("127.0.0.1"),  9999);
            server.Bind(iep);
            
            byte[]  data  =  Encoding.ASCII.GetBytes("This  is  a  test  message");
            server.SetSocketOption(SocketOptionLevel.IP,  SocketOptionName.AddMembership,  new  MulticastOption(IPAddress.Parse("127.0.0.1")));
            server.SetSocketOption(SocketOptionLevel.IP,  SocketOptionName.MulticastTimeToLive,  50);
            server.SendTo(data,  iep2);
            server.Close();
      }
}