Windows Policy-based QoS applies a DSCP value from 0 to 63 into the IPv4 TOS field or the IPv6 Traffic Class field of outbound traffic, matched by application path, addresses, protocol and ports.
Checked 2026-10-02
- Vendor
- Microsoft
- Product
- Windows
- Subsystem
- Policy-based QoS
- Deployment
- on-premises
- Region
- not restricted
- Release range
- as listed in source
- Checked
- 2026-10-02
Sources
- Quality of Service (QoS) Policy — Microsoft · tier 2 current vendor documentation · Define QoS Priority Through a DSCP; Use QoS Policy to Apply DSCP Values and Throttle Rates
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting voice QoS markings that are stripped or ignored: source note voice-qos-troubleshooting-win-dscp-range. WarmTransfer. https://warmtransfer.net/knowledge/claims/voice-qos-troubleshooting-win-dscp-range
BibTeX
@misc{warmtransfer-claim-voice-qos-troubleshooting-win-dscp-range,
title = {Troubleshooting voice QoS markings that are stripped or ignored: source note voice-qos-troubleshooting-win-dscp-range},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/voice-qos-troubleshooting-win-dscp-range},
note = {Source note voice-qos-troubleshooting-win-dscp-range, checked 2026-10-02}
}