public IChannelListenerPage()
{
InitializeComponent();
///监听者
IChannelListener <IReplyChannel> listener = binding.BuildChannelListener <IReplyChannel>(new Uri("http://localhost:9090/RequestReplyService"), new BindingParameterCollection());
listener.Open();//打开
//创建IReplyChannel
IReplyChannel replyChannel = listener.AcceptChannel();
replyChannel.Open();//打开IReplyChannel应答通道
}