The Direct Routing SBC FQDN must belong to a verified Microsoft 365 domain; the default *.onmicrosoft.com domain can't be used.

Checked 2026-09-25

Vendor
Microsoft
Product
Teams Phone
Subsystem
direct-routing
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Migrating from Avaya Aura: source note avaya-aura-migration-dr-sbc-fqdn. WarmTransfer. https://warmtransfer.net/knowledge/claims/avaya-aura-migration-dr-sbc-fqdn

BibTeX

@misc{warmtransfer-claim-avaya-aura-migration-dr-sbc-fqdn,
  title  = {Migrating from Avaya Aura: source note avaya-aura-migration-dr-sbc-fqdn},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/avaya-aura-migration-dr-sbc-fqdn},
  note   = {Source note avaya-aura-migration-dr-sbc-fqdn, checked 2026-09-25}
}

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