服务信道连接器被用来连接子系统中的消费者请求和提供者服务。
Service channel connectors are used to connect consumer requisitions to provider services in a subsystem.
指示当前信道停止侦听请求。
Instructs the current channel to start listening for requests.
通过上行信道，客户机可以直接向服务器发出请求，然后等待服务器的响应以获得自己所需要的数据。
The client may send a request to the server via a upstream channel, and then wait for the response for the request.
应用推荐