Source note · Codec selection and bandwidth planning
RFC 7874 recommends that endpoints able to process audio above 8 kHz offer Opus before PCMA/PCMU.
Checked 2026-09-24
it is RECOMMENDED that Opus be offered before PCMA/PCMU
- Vendor
- IETF
- Product
- WebRTC
- Subsystem
- codec preference
- Deployment
- any
- Region
- not restricted
- Release range
- RFC 7874 (May 2016)
- Checked
- 2026-09-24
Sources
- RFC 7874: WebRTC Audio Codec and Processing Requirements — IETF / RFC Editor · tier 1 standards and regulators · Section 3 (Codec Requirements)
Cite this note
APA
WarmTransfer. (2026, September 24). Codec selection and bandwidth planning: source note bandwidth-codec-planning-webrtc-opus-offered-first. WarmTransfer. https://warmtransfer.net/knowledge/claims/bandwidth-codec-planning-webrtc-opus-offered-first
BibTeX
@misc{warmtransfer-claim-bandwidth-codec-planning-webrtc-opus-offered-first,
title = {Codec selection and bandwidth planning: source note bandwidth-codec-planning-webrtc-opus-offered-first},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/bandwidth-codec-planning-webrtc-opus-offered-first},
note = {Source note bandwidth-codec-planning-webrtc-opus-offered-first, checked 2026-09-24}
}