知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 Multimedia session: A list of concurrent RTP classes among a typical group of contributors. As an example, a videoconference (and that is a multimedia session) may perhaps include an audio RTP session plus a video RTP session. RTP session: An Affiliation among a list of members https://benjaminc085wfm3.wikibyby.com/user