Source note · Setting up Microsoft Teams Direct Routing

Direct Routing treats an SBC as healthy if it sent SIP OPTIONS within the last three minutes, and an unhealthy SBC is demoted so it is tried after other SBCs in the route rather than first.

Checked 2026-09-24

Vendor: Microsoft
Product: Microsoft Teams Phone
Subsystem: direct-routing-monitoring
Deployment: multi-tenant
Region: not restricted
Release range: current as of 2026-09-24
Checked: 2026-09-24

Sources

Monitor Direct Routing — Microsoft · tier 2 current vendor documentation · Monitoring availability of Session Border Controllers using SIP options messages

Cite this note

APA

WarmTransfer. (2026, September 24). Setting up Microsoft Teams Direct Routing: source note teams-direct-routing-setup-options-health-3min. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-direct-routing-setup-options-health-3min

BibTeX

@misc{warmtransfer-claim-teams-direct-routing-setup-options-health-3min,
  title  = {Setting up Microsoft Teams Direct Routing: source note teams-direct-routing-setup-options-health-3min},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-direct-routing-setup-options-health-3min},
  note   = {Source note teams-direct-routing-setup-options-health-3min, checked 2026-09-24}
}

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