Multithreading TcpListener c#

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


class MyTcpListener
{
    public static void Main()
    {
        TcpListener server = null;
        try
        {
            // Setto la Porta i ascolto 
            Int32 port = 9999;
            // Setto l'IP del Server
            String IpLocal = "127.0.0.1";
            IPAddress localAddr = IPAddress.Parse(IpLocal);

            // TcpListener server = new TcpListener(port);
            server = new TcpListener(localAddr, port);


            // Start listening for client requests.
            server.Start();

            // Buffer for reading data
            Byte[] bytes = new Byte[256];
            String data = null;

            // Enter the listening loop.
            while (true)
            {
                Console.Write("Waiting for a connection... ");

                // Perform a blocking call to accept requests.
                // You could also user server.AcceptSocket() here.
                TcpClient client = server.AcceptTcpClient();
                Console.WriteLine("Connected!");

                data = null;

                // Get a stream object for reading and writing
                NetworkStream stream = client.GetStream();

                int i;

                // Loop to receive all the data sent by the client.
                while ((i = stream.Read(bytes, 0, bytes.Length)) != 0)
                {
                    // Translate data bytes to a ASCII string.
                    data = System.Text.Encoding.ASCII.GetString(bytes, 0, i);
                    Console.WriteLine("Received: {0}", data);

                    // Process the data sent by the client.
                    data = data.ToUpper();

                    byte[] msg = System.Text.Encoding.ASCII.GetBytes(data);

                    // Send back a response.
                    stream.Write(msg, 0, msg.Length);
                    Console.WriteLine("Sent: {0}", data);
                }

                // Shutdown and end connection
                client.Close();
            }
        }
        catch (SocketException e)
        {
            Console.WriteLine("SocketException: {0}", e);
        }
        finally
        {
            // Stop listening for new clients.
            server.Stop();
        }


        Console.WriteLine("\nHit enter to continue...");
        Console.Read();
    }
}

private ClientList as list(of TcpClient)
Do
If TuoListener.Pending Then
Client = Listener.AcceptTcpClient
ClientList.add(Client)
etc....
etc.....
End If
loop

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