|   |   |
                   |   |   | packets
        +--        v   v   v
        |        +------------+
        |        |  Socket(s) |   Transport Protocol Demultiplexing
        |        +------------+
        |            ||  ||
   RTP  |       RTP/ ||  |+-----> DTLS (SRTP keying, SCTP, etc.)
Session |       RTCP ||  +------> STUN (multiplexed using same port)
        +--          ||
        +--          ||
        |      ++(split by SSRC)-++---> Identify SSRC collision
        |      ||    ||    ||    ||
        | (associate with signaling by MID/RID)
        |      vv    vv    vv    vv
  RTP   |     +--+  +--+  +--+  +--+ Jitter buffer,
Streams |     |PB|  |PB|  |PB|  |PB| process RTCP, etc.
        |     +--+  +--+  +--+  +--+
        +--     |    |      |    |
          (select decoder based on payload type (PT))
        +--     |   /       |  /
        |       +-----+     | /
        |         /   |     |/
Payload |        v    v     v
Formats |     +---+ +---+ +---+
        |     |Dec| |Dec| |Dec| Decoders
        |     +---+ +---+ +---+
        +--