static public void Start()
		{
			if (_listner != null)_listner.Stop ();
			Stop();
			_StopListening = false;
 
			 
			try
			{

				_listner = new TcpListener(IPAddress.Any , port) ; 
				// Start listening for client requests.
				_listner.Start ();
				// поток обработки соединений
				ThreadPool.QueueUserWorkItem ( new WaitCallback (WaitForClient));
				// поток обработки очереди клиентов
				ThreadPool.QueueUserWorkItem ( new WaitCallback (ProcessClientQueueThread));
				
				
				
			}
			catch (SocketException e)
			{
				...
			}
			finally
			{
                                 ...
			}
     		
		}

		static int _clientCount = 0;
		private static void WaitForClient(object target)
		{
			 
			
			try
			{
				//главный цикл
				while (_StopListening == false)
				{

					// принимаем клиента
					if (_listner.Pending())
					{			
					   lock(_clients)_clients.Enqueue ( _listner.AcceptTcpClient() );
					   _clientCount++;
						
					}
					Thread.Sleep( _delay); 
				}
			}
			catch (Exception e)
			{
				System.Diagnostics.Debug.WriteLine ( e.ToString ());
			}
			finally
			{
				_listner.Stop ();
                                  _StopListening = false;

			}

		}

                 /// <summary>
		/// цикл обработки очереди клиентов
		/// </summary>
		private static void ProcessClientQueueThread(object target)
		{
			while ( _StopListening == false)
			{
				TcpClient client = null;
				lock(_clients)
				{
					if (_clients.Count > 0)
					  client = (TcpClient)_clients.Dequeue ();
				}
                                  if (client!=null) ApplyClientData ( client );
                                  Thread.Sleep( _delay ); 
				
			}
			_StopListening = false;
		}