SIP/TLS from the SBC to the Microsoft SIP proxy uses destination port 5061, and SIP/TLS from the proxy to the SBC uses the port configured on the SBC.

Checked 2026-09-24

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

Sources

Cite this note

APA

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

BibTeX

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

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