c# -服务器套接字不检索数据

我的问题是当我的客户端发送数据时，我的服务器只接收第一个发送的消息。服务器没有接收到以下所有客户机消息。如果我调试客户端，它不会抛出任何异常，所以我认为问题是与服务器的接受。

有人能告诉如何修复我的代码，我的客户端能够多次发送到服务器而不创建一个新的套接字(在客户端)为每条消息?

服务器:

        static Socket connection;
        static IPEndPoint endpoint;
        const int BUFFER_SIZE = 1024;
        static byte[] buffer;
        static void Main(string[] args)
        {
            connection = new Socket(SocketType.Stream, ProtocolType.Tcp);
            endpoint = new IPEndPoint(IPAddress.Any, 1337);
            connection.Bind(endpoint);
            connection.Listen(10);
            buffer = new byte[BUFFER_SIZE];
            connection.BeginAccept(new AsyncCallback(AsyncAccept),null);
            Console.ReadLine();
        }
        private static void AsyncAccept(IAsyncResult ar)
        {
            Socket s = connection.EndAccept(ar);
            s.BeginReceive(buffer,0,BUFFER_SIZE, SocketFlags.None, new AsyncCallback(AsyncReceive),s);
            connection.BeginAccept(new AsyncCallback(AsyncAccept), null);
        }
        static void AsyncReceive(IAsyncResult ar)
        {
            Socket s = (Socket)ar.AsyncState;
            int received = s.EndReceive(ar); //END
            byte[] data = new byte[received];
            Array.Copy(buffer, data, received);
            string text = Encoding.Default.GetString(data);
            Console.WriteLine(text);
        }

    Socket c;
    IPEndPoint endpoint;
    string text;
    public MainWindow()
    {
        InitializeComponent();
        c = new Socket(SocketType.Stream, ProtocolType.Tcp);
        endpoint = new IPEndPoint(IPAddress.Loopback, 1337);
        c.Connect(endpoint);
    }

    private void Send()
    {
        byte[] buffer = Encoding.Default.GetBytes(text);
        c.BeginSend(buffer, 0, buffer.Length, SocketFlags.None, new AsyncCallback(SendAsync), c);
    }
    private void SendAsync(IAsyncResult ar)
    {
        Socket s = (Socket)ar.AsyncState;
        s.EndSend(ar);
    }
    private void btnSend_Click(object sender, RoutedEventArgs e)
    {
        Thread t = new Thread(Send);
        text = txtMessage.Text;
        t.IsBackground = true;
        t.Start();
    }