private void AcceptConnect() 

        {

            IPAddress[] ip = Dns.GetHostAddresses(Dns.GetHostName());

            listener = new TcpListener(ip[0], 51888);

            listener.Start();

            listBoxStatus.Invoke(setListBoxCallback, "开始等待客户连接");

            while (isExit == false) 

            {

                try 

                {

                    allDone.Reset();

                    AsyncCallback callback = new AsyncCallback(AcceptTcpClientCallback);

                    listener.BeginAcceptTcpClient(callback,listener);

                    allDone.WaitOne();

                }

                catch (Exception ex) 

                {

                    listBoxStatus.Invoke(setListBoxCallback,ex.Message);

                    break;

                }

            }

        }



        private void AcceptTcpClientCallback(IAsyncResult ar) 

        {

            try 

            {

                allDone.Set();

                TcpListener myListener = (TcpListener)ar.AsyncState;

                TcpClient client = myListener.EndAcceptTcpClient(ar);

                listBoxStatus.Invoke(setListBoxCallback, "已接受客户连接:" +                       client.Client.RemoteEndPoint);

         &