RFC 8325 identifies a common default of deriving 802.11 UP from the three most significant DSCP bits. Under that default, EF voice (101110) maps to UP 5 and lands in the Video Access Category instead of Voice.

Checked 2026-09-25

Vendor
IETF
Product
DiffServ over Wi-Fi
Subsystem
DSCP-to-UP mapping
Deployment
any
Region
not restricted
Release range
RFC 8325
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Choppy and robotic audio on calls: source note choppy-audio-troubleshooting-wifi-msb-mapping-up5. WarmTransfer. https://warmtransfer.net/knowledge/claims/choppy-audio-troubleshooting-wifi-msb-mapping-up5

BibTeX

@misc{warmtransfer-claim-choppy-audio-troubleshooting-wifi-msb-mapping-up5,
  title  = {Choppy and robotic audio on calls: source note choppy-audio-troubleshooting-wifi-msb-mapping-up5},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/choppy-audio-troubleshooting-wifi-msb-mapping-up5},
  note   = {Source note choppy-audio-troubleshooting-wifi-msb-mapping-up5, checked 2026-09-25}
}

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