public void ListenServerStart()
        {
            if (_listenServer == null)
            {
                _listenServer = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                _listenServer.Bind(new IPEndPoint(_listenIP, _listenPort));
                _listenServer.Listen(1000);
                _listenServer.BeginAccept(new AsyncCallback(AcceptSocket), _listenServer);
            }
        }
写了一段代码,在Bind这一步 报错_listenServer.EnableBroadcast”引发了“System.Net.Sockets.SocketException”类型的异常socket异常