Using the original binding key Q and issues a get_bindingDetail request to the redirector service R. This service is responsible for returning the actual binding information for the redirected business service S or returning an error.

• 使用最初的bindingKey值Q，并发送一个get_bindingDetail消息到重定向服务R。这个服务负责返回被重定向的商务服务S的实际绑定信息或者返回一个错误信息。