Udp Server Sample : Udp Server « Network « C# / C Sharp

1. C# / C Sharp
2. Network
3. Udp Server

Udp Server Sample

/*
C# Network Programming 
by Richard Blum

Publisher: Sybex 
ISBN: 0782141765
*/
using System;
using System.Net;
using System.Net.Sockets;
using System.Text;

public class UdpSrvrSample
{
   public static void Main()
   {
      byte[] data = new byte[1024];
      IPEndPoint ipep = new IPEndPoint(IPAddress.Any, 9050);
      UdpClient newsock = new UdpClient(ipep);

      Console.WriteLine("Waiting for a client...");

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

      data = newsock.Receive(ref sender);

      Console.WriteLine("Message received from {0}:", sender.ToString());
      Console.WriteLine(Encoding.ASCII.GetString(data, 0, data.Length));

      string welcome = "Welcome to my test server";
      data = Encoding.ASCII.GetBytes(welcome);
      newsock.Send(data, data.Length, sender);

      while(true)
      {
         data = newsock.Receive(ref sender);
       
         Console.WriteLine(Encoding.ASCII.GetString(data, 0, data.Length));
         newsock.Send(data, data.Length, sender);
      }
   }
}

           
       

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