RFC 3264 says RTCP is still sent and received on sendonly, recvonly and inactive RTP streams. Seeing RTCP therefore does not mean media is flowing in both directions.

Checked 2026-09-24

RTCP is still sent and received for sendonly, recvonly, and inactive streams.
Vendor
IETF
Product
SDP offer
Subsystem
RTCP
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-rtcp-continues-when-directional. WarmTransfer. https://warmtransfer.net/knowledge/claims/one-way-audio-rtcp-continues-when-directional

BibTeX

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

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