Microsoft supports Direct Routing only with certified SBCs. It wants issues taken to the SBC vendor first, with the vendor escalating to Microsoft, and asks customers to include the vendor's investigation report when opening a Microsoft support request.

Checked 2026-09-25

Vendor
Microsoft
Product
Microsoft Teams Phone Direct Routing
Subsystem
support
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Troubleshooting Teams Direct Routing: source note teams-direct-routing-troubleshooting-support-boundary. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-direct-routing-troubleshooting-support-boundary

BibTeX

@misc{warmtransfer-claim-teams-direct-routing-troubleshooting-support-boundary,
  title  = {Troubleshooting Teams Direct Routing: source note teams-direct-routing-troubleshooting-support-boundary},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-direct-routing-troubleshooting-support-boundary},
  note   = {Source note teams-direct-routing-troubleshooting-support-boundary, checked 2026-09-25}
}

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