To use SIP Gateway, a Teams user must have a phone number with PSTN calling enabled; the licence requirements listed are Teams, Skype for Business Online Plan 2, Microsoft Phone System and PSTN connectivity. SIP Gateway is not yet available for DoD.

Checked 2026-09-25

Vendor
Microsoft
Product
Teams SIP Gateway
Subsystem
SIP Gateway
Deployment
multi-tenant, cloud
Region
not restricted
Release range
as of 2026-07-06 page update
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Teams phones and certified devices: source note teams-phone-devices-sipgw-requirements. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-phone-devices-sipgw-requirements

BibTeX

@misc{warmtransfer-claim-teams-phone-devices-sipgw-requirements,
  title  = {Teams phones and certified devices: source note teams-phone-devices-sipgw-requirements},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-phone-devices-sipgw-requirements},
  note   = {Source note teams-phone-devices-sipgw-requirements, checked 2026-09-25}
}

Read in context