Configure a trunk for Microsoft Teams integration

Publisher

Genesys

URL

https://help.genesys.cloud/articles/configure-a-trunk-for-microsoft-teams-integration/

Published

unknown

Updated

unknown

Accessed

2026-09-25

HTTP status

200

License

Genesys Resource Center terms of use; no-redistribution; short excerpts and locators only

Source notes citing this source

• The trunk's configuration enables the high capacity outbound platform checkbox and restricts SIP Access Control to Microsoft-provided IP ranges entered as /16 or smaller subnets. in context
• Genesys says the Teams trunk setup is completed by configuring dial plans and routing in Genesys Cloud and voice routes in Microsoft Teams. in context
• The FQDN shown in the trunk's Inbound Request-URI reference panel is added as a domain in the Microsoft 365 admin center, and the TXT verification value is published from the trunk's Integrations > Microsoft Domain Verification > Publish TXT Record. in context
• On the Teams trunk's Identity settings, Address Omit + Prefix is set to Disabled for both the Calling and Called parameters. in context
• The Genesys article on configuring a trunk for Teams lists participation in the Dynamic Cloud Voice Platform Limited Access release, plus the Telephony > Plugin > All and Telephony > Trunk > Publish External TXT Record by Trunk permissions, as prerequisites. in context
• The trunk's outbound SIP servers are Microsoft's Direct Routing signaling names such as sip.pstnhub.microsoft.com, sip2.pstnhub.microsoft.com and sip3.pstnhub.microsoft.com. in context
• In the Teams admin center the same FQDN is registered as a Direct Routing SBC with SIP signaling port 5061 and Enabled set to True. in context
• The direct Teams trunk is a BYOC Cloud external trunk created under Admin > Telephony > Trunks with type BYOC PBX or Generic BYOC PBX and TLS transport. in context

Cite this source record

APA

WarmTransfer. (2026, September 25). Configure a trunk for Microsoft Teams integration. WarmTransfer. https://warmtransfer.net/knowledge/sources/genesys-help-configure-trunk-ms-teams

BibTeX

@misc{warmtransfer-genesys-help-configure-trunk-ms-teams,
  title  = {Configure a trunk for Microsoft Teams integration},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/genesys-help-configure-trunk-ms-teams},
  note   = {Genesys, accessed 2026-09-25}
}