For Teams Direct Routing, the SBC's PSTN gateway setting PidfloSupported must be set to true so location information is added to the outgoing emergency INVITE.

Checked 2026-09-25

Vendor
Microsoft
Product
Teams Phone Direct Routing
Subsystem
SBC configuration
Deployment
hybrid
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). E911 test calls and validation: source note e911-testing-procedures-teams-dr-pidflo. WarmTransfer. https://warmtransfer.net/knowledge/claims/e911-testing-procedures-teams-dr-pidflo

BibTeX

@misc{warmtransfer-claim-e911-testing-procedures-teams-dr-pidflo,
  title  = {E911 test calls and validation: source note e911-testing-procedures-teams-dr-pidflo},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/e911-testing-procedures-teams-dr-pidflo},
  note   = {Source note e911-testing-procedures-teams-dr-pidflo, checked 2026-09-25}
}

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