Source note · SIP trunk redundancy and failover design
Microsoft states that if the primary Direct Routing region becomes unavailable, traffic is redirected to the secondary and then the tertiary region without administrator intervention.
Checked 2026-09-25
No manual administrator intervention is required.
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- SIP signaling failover
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Plan Direct Routing — Microsoft (Microsoft Learn) · tier 2 current vendor documentation · SIP signaling failover
Cite this note
APA
WarmTransfer. (2026, September 25). SIP trunk redundancy and failover design: source note sip-trunk-redundancy-design-ms-region-failover. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trunk-redundancy-design-ms-region-failover
BibTeX
@misc{warmtransfer-claim-sip-trunk-redundancy-design-ms-region-failover,
title = {SIP trunk redundancy and failover design: source note sip-trunk-redundancy-design-ms-region-failover},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-trunk-redundancy-design-ms-region-failover},
note = {Source note sip-trunk-redundancy-design-ms-region-failover, checked 2026-09-25}
}