Csharp/C Sharp by API/System.Net.Sockets/AddressFamily

AddressFamily.InterNetwork

 
using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;
class MainClass
{
   public static void Main()
   {
      string data;
      IPEndPoint ip = new IPEndPoint(IPAddress.Any, 9999);
      Socket socket = new Socket(AddressFamily.InterNetwork,SocketType.Stream, ProtocolType.Tcp);
      socket.Bind(ip);
      socket.Listen(10);
      Socket client = socket.Accept();
      IPEndPoint newclient = (IPEndPoint)client.RemoteEndPoint;
      Console.WriteLine("Connected with {0} at port {1}",newclient.Address, newclient.Port);
 
   }
}