Transport Relays for bypassed calls use the same ranges as Media Processors: 52.112.0.0/14 for Microsoft 365, Office 365 and GCC, 52.127.88.0/21 for GCC High and 52.127.64.0/21 for DoD.
Checked 2026-09-30
- Vendor
- Microsoft
- Product
- Microsoft Teams Phone Direct Routing
- Subsystem
- firewall
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Plan for media bypass with Direct Routing — Microsoft · tier 2 current vendor documentation · Requirements for using Transport Relays, per-environment subsections
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up media bypass and local media optimization for Teams Direct Routing: source note teams-media-bypass-setup-mb-relay-ranges. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-media-bypass-setup-mb-relay-ranges
BibTeX
@misc{warmtransfer-claim-teams-media-bypass-setup-mb-relay-ranges,
title = {Setting up media bypass and local media optimization for Teams Direct Routing: source note teams-media-bypass-setup-mb-relay-ranges},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-media-bypass-setup-mb-relay-ranges},
note = {Source note teams-media-bypass-setup-mb-relay-ranges, checked 2026-09-30}
}