For direct routing the session border controller and its DNS server must be deployed in the same region, because Azure Communication Services hosts group calls in the region where the DNS server is deployed and a mismatch causes delay.

Checked 2026-09-30

Vendor
Microsoft
Product
Dynamics 365 Contact Center
Subsystem
acs-direct-routing
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-30
Checked
2026-09-30

Sources

Cite this note

APA

WarmTransfer. (2026, September 30). Microsoft Dynamics 365 Contact Center: source note dynamics-365-contact-center-byoc-sbc-dns-region. WarmTransfer. https://warmtransfer.net/knowledge/claims/dynamics-365-contact-center-byoc-sbc-dns-region

BibTeX

@misc{warmtransfer-claim-dynamics-365-contact-center-byoc-sbc-dns-region,
  title  = {Microsoft Dynamics 365 Contact Center: source note dynamics-365-contact-center-byoc-sbc-dns-region},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/dynamics-365-contact-center-byoc-sbc-dns-region},
  note   = {Source note dynamics-365-contact-center-byoc-sbc-dns-region, checked 2026-09-30}
}

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