To connect analog devices to Teams Phone Direct Routing an Analog Telephony Adapter (ATA) is required, and the ATA must be supported by the certified SBC vendor.

Checked 2026-09-24

To connect analog devices to Direct Routing, you must use an Analog Telephony Adapter (ATA), and this adapter must be supported by the certified Session Border Controller (SBC) vendor.
Vendor
Microsoft
Product
Teams Phone Direct Routing
Subsystem
analog devices
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). Analog gateways ATA and paging devices: source note analog-gateways-ata-teams-dr-ata-required. WarmTransfer. https://warmtransfer.net/knowledge/claims/analog-gateways-ata-teams-dr-ata-required

BibTeX

@misc{warmtransfer-claim-analog-gateways-ata-teams-dr-ata-required,
  title  = {Analog gateways ATA and paging devices: source note analog-gateways-ata-teams-dr-ata-required},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/analog-gateways-ata-teams-dr-ata-required},
  note   = {Source note analog-gateways-ata-teams-dr-ata-required, checked 2026-09-24}
}

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