Source note · Setting up an AudioCodes SBC for Teams Direct Routing
Microsoft instructs administrators to allow signaling to and from all Microsoft Teams Direct Routing IP ranges (52.112.0.0/14 and 52.120.0.0/14 for Microsoft 365, Office 365 and GCC), not only the addresses returned by DNS.
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 Direct Routing — Microsoft (Microsoft Learn) · tier 2 current vendor documentation · SIP signaling: FQDNs, Important note
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up an AudioCodes SBC for Teams Direct Routing: source note audiocodes-teams-direct-routing-setup-fw-all-ranges. WarmTransfer. https://warmtransfer.net/knowledge/claims/audiocodes-teams-direct-routing-setup-fw-all-ranges
BibTeX
@misc{warmtransfer-claim-audiocodes-teams-direct-routing-setup-fw-all-ranges,
title = {Setting up an AudioCodes SBC for Teams Direct Routing: source note audiocodes-teams-direct-routing-setup-fw-all-ranges},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/audiocodes-teams-direct-routing-setup-fw-all-ranges},
note = {Source note audiocodes-teams-direct-routing-setup-fw-all-ranges, checked 2026-09-30}
}