Simple Udp server : Socket Udp Server : Network C# Examples

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

class  MainClass
{
      public  static  void  Main()
      {
            int  receivedDataLength;
            byte[]  data  =  new  byte[1024];
            IPEndPoint  ip  =  new  IPEndPoint(IPAddress.Any,  9999);

            Socket  socket  =  new  Socket(AddressFamily.InterNetwork,SocketType.Dgram,  ProtocolType.Udp);

            socket.Bind(ip);

            IPEndPoint  sender  =  new  IPEndPoint(IPAddress.Any,  0);
            EndPoint  Remote  =  (EndPoint)(sender);

            while(true)
            {
                  data  =  new  byte[1024];
                  receivedDataLength  =  socket.ReceiveFrom(data,  ref  Remote);
              
                  Console.WriteLine(Encoding.ASCII.GetString(data,  0,  receivedDataLength));
                  socket.SendTo(data,  receivedDataLength,  SocketFlags.None,  Remote);
            }

      }
}