Microsoft's recommended Teams QoS table marks video DSCP 34 (AF41) on ports 50020-50039 and application/screen sharing DSCP 18 (AF21) on ports 50040-50059.
Checked 2026-10-02
- Vendor
- Microsoft
- Product
- Microsoft Teams
- Subsystem
- QoS
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Implement Quality of Service in Microsoft Teams — Microsoft · tier 2 current vendor documentation · Step 3. Choose initial port ranges for each media type, table
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting voice QoS markings that are stripped or ignored: source note voice-qos-troubleshooting-teams-video-share-dscp. WarmTransfer. https://warmtransfer.net/knowledge/claims/voice-qos-troubleshooting-teams-video-share-dscp
BibTeX
@misc{warmtransfer-claim-voice-qos-troubleshooting-teams-video-share-dscp,
title = {Troubleshooting voice QoS markings that are stripped or ignored: source note voice-qos-troubleshooting-teams-video-share-dscp},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/voice-qos-troubleshooting-teams-video-share-dscp},
note = {Source note voice-qos-troubleshooting-teams-video-share-dscp, checked 2026-10-02}
}