using System;

using System.Net;

using System.Net.Sockets;

​

public class Program

{

    public static void Main()

    {

        try

        {

            IPAddress ipAddress = IPAddress.Parse("127.0.0.1");

            Console.WriteLine("Starting TCP listener...");

            TcpListener listener = new TcpListener(ipAddress, 500);

            listener.Start();

            while (true)

            {

                Console.WriteLine("Server is listening on " + listener.LocalEndpoint);

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

                Socket client = listener.AcceptSocket();

                Console.WriteLine("Connection accepted.");

                Console.WriteLine("Reading data...");

                byte[] data = new byte[100];

                int size = client.Receive(data);

                Console.WriteLine("Recieved data: ");

                for (int i = 0; i < size; i++)

                    Console.Write(Convert.ToChar(data[i]));

                Console.WriteLine();

                client.Close();

            }

​

            listener.Stop();

        }

        catch (Exception e)

        {

            Console.WriteLine("Error: " + e.StackTrace);

            Console.ReadLine();

        }

    }

}