According to RFC 3551, where default mappings between RTP payload type numbers and encodings are defined, which RTP payload type corresponds to encoded packets that are triggered by silence on a…

The correct answer is B. 13. As this link shows payload type 13 corresponds to silence suppression, while payload type 18 corresponds to codec G729

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Question

According to RFC 3551, where default mappings between RTP payload type numbers and encodings are defined, which RTP payload type corresponds to encoded packets that are triggered by silence on a call with voice activity detection?

Options

How the community answered

(34 responses)

A
3% (1)
B
71% (24)
C
9% (3)
D
18% (6)

Explanation

As this link shows payload type 13 corresponds to silence suppression, while payload type 18 corresponds to codec G729

Topics

#RTP#VAD#comfort noise#payload types

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