Under RFC 3264, if an offer marks a stream sendonly, the answer must mark it recvonly or inactive. If the offer marks it recvonly, the answer must mark it sendonly or inactive.

Checked 2026-09-24

the corresponding stream MUST be marked as recvonly or inactive in the answer
Vendor
IETF
Product
SDP offer
Subsystem
direction attributes
Deployment
multi-tenant, on-premises
Region
not restricted
Release range
RFC 3264
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). One-way and no-way audio diagnosis: source note one-way-audio-sdp-sendonly-answer. WarmTransfer. https://warmtransfer.net/knowledge/claims/one-way-audio-sdp-sendonly-answer

BibTeX

@misc{warmtransfer-claim-one-way-audio-sdp-sendonly-answer,
  title  = {One-way and no-way audio diagnosis: source note one-way-audio-sdp-sendonly-answer},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/one-way-audio-sdp-sendonly-answer},
  note   = {Source note one-way-audio-sdp-sendonly-answer, checked 2026-09-24}
}

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