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

The SBC must support ICE restarts because Direct Routing restarts ICE with new candidates when a bypassed call is transferred to a Skype for Business, Teams web or Teams VDI client.

Checked 2026-09-30

Vendor: Microsoft
Product: Microsoft Teams Phone
Subsystem: Direct Routing media bypass
Deployment: multi-tenant
Region: not restricted
Release range: current as of 2026-09-30
Checked: 2026-09-30

Sources

Teams Phone System Direct Routing: SIP protocol — Microsoft · tier 2 current vendor documentation · ICE Restart: Media bypass call transferred to an endpoint that doesn't support media bypass

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-ice-restart. WarmTransfer. https://warmtransfer.net/knowledge/claims/cube-teams-direct-routing-setup-ice-restart

BibTeX

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

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