The SDP a=rtpmap attribute maps an RTP payload type number from the m= line to an encoding name and clock rate.

Checked 2026-09-24

Vendor
IETF
Product
SDP
Subsystem
rtpmap attribute
Deployment
multi-tenant, on-premises
Region
not restricted
Release range
RFC 8866
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Analysing a SIP call in Wireshark: source note sip-call-analysis-wireshark-sdp-rtpmap. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-call-analysis-wireshark-sdp-rtpmap

BibTeX

@misc{warmtransfer-claim-sip-call-analysis-wireshark-sdp-rtpmap,
  title  = {Analysing a SIP call in Wireshark: source note sip-call-analysis-wireshark-sdp-rtpmap},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-call-analysis-wireshark-sdp-rtpmap},
  note   = {Source note sip-call-analysis-wireshark-sdp-rtpmap, checked 2026-09-24}
}

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