Source note · Setting up CUBE as a Microsoft Teams Direct Routing SBC

Microsoft states that Direct Routing SIP endpoint certificates issued by a new CA were rolled out in production at the end of July 2026 and that the sip.g1.pstnhub.microsoft.com testing endpoint is discontinued.

Checked 2026-09-30

Vendor: Microsoft
Product: Microsoft Teams Phone
Subsystem: Direct Routing certificates
Deployment: multi-tenant
Region: not restricted
Release range: as of 2026-09-15 page update
Checked: 2026-09-30

Sources

What's New Direct Routing — Microsoft · tier 2 current vendor documentation · Testing endpoint for upcoming certificate changes (February 16, 2026), Warning box

Cite this note

APA

WarmTransfer. (2026, September 30). Setting up CUBE as a Microsoft Teams Direct Routing SBC: source note cube-teams-direct-routing-setup-new-ca-in-production. WarmTransfer. https://warmtransfer.net/knowledge/claims/cube-teams-direct-routing-setup-new-ca-in-production

BibTeX

@misc{warmtransfer-claim-cube-teams-direct-routing-setup-new-ca-in-production,
  title  = {Setting up CUBE as a Microsoft Teams Direct Routing SBC: source note cube-teams-direct-routing-setup-new-ca-in-production},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cube-teams-direct-routing-setup-new-ca-in-production},
  note   = {Source note cube-teams-direct-routing-setup-new-ca-in-production, checked 2026-09-30}
}

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