最后一种管道就是RTMP(实时消息协议)管道了，目前只有LiveCycle DS对其提供了支持。

The final channel type is the RTMP (real time messaging protocol) channel which is currently only available in LiveCycle DS.

youdao

我们以前曾解释过，XMPP是随着即时消息兴起的一种实时通讯协议(link)。

As we've explained in the past, XMPP is a real-time communication protocol popularized by Instant Messaging.

youdao

例如，在ip电话等语音应用程序连接中，在SIP消息中使用SDP协商的协议通常是实时协议(Real - Time Protocol, RTP)，而此协议在RFC 3550中定义。

For example, in voice connections of applications such as IP telephony, the protocol negotiated with SDP in a SIP message is often Real-Time protocol (RTP), which is defined in RFC 3550.

youdao