Source note · SDP offer answer and codec negotiation
The connection address and port must be present even on a sendonly stream, because in the case of RTP the port one higher is still used to receive RTCP.
Checked 2026-09-15
This address and port MUST be present even for sendonly streams; in the case of RTP, the port one higher is still used to receive RTCP.
- Vendor
- IETF
- Product
- SIP
- Subsystem
- SDP offer/answer
- Deployment
- not restricted
- Region
- not restricted
- Release range
- RFC 3264
- Checked
- 2026-09-15
Sources
- RFC 3264 — An Offer/Answer Model with the Session Description Protocol (SDP) — IETF / RFC Editor · tier 1 standards and regulators · RFC 3264 section 6.1 Unicast Streams
Cite this note
APA
WarmTransfer. (2026, September 15). SDP offer answer and codec negotiation: source note sdp-oa-address-required-even-for-sendonly. WarmTransfer. https://warmtransfer.net/knowledge/claims/sdp-oa-address-required-even-for-sendonly
BibTeX
@misc{warmtransfer-claim-sdp-oa-address-required-even-for-sendonly,
title = {SDP offer answer and codec negotiation: source note sdp-oa-address-required-even-for-sendonly},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sdp-oa-address-required-even-for-sendonly},
note = {Source note sdp-oa-address-required-even-for-sendonly, checked 2026-09-15}
}