Source note · CUCM to Teams Phone migration
If the global (Org-wide default) online voice routing policy is configured and applied, every voice-enabled user in the organisation inherits it, which can send Calling Plan and Operator Connect users' PSTN calls to a Direct Routing trunk inadvertently.
Checked 2026-09-21
- Vendor
- Microsoft
- Product
- Teams Phone
- Subsystem
- direct-routing-routing
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-21
- Checked
- 2026-09-21
Sources
- Configure call routing for Direct Routing — Microsoft · tier 2 current vendor documentation · Voice routing policy considerations, Caution item 1
Cite this note
APA
WarmTransfer. (2026, September 21). CUCM to Teams Phone migration: source note cucm-to-teams-phone-routing-global-policy-hazard. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-routing-global-policy-hazard
BibTeX
@misc{warmtransfer-claim-cucm-to-teams-phone-routing-global-policy-hazard,
title = {CUCM to Teams Phone migration: source note cucm-to-teams-phone-routing-global-policy-hazard},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-routing-global-policy-hazard},
note = {Source note cucm-to-teams-phone-routing-global-policy-hazard, checked 2026-09-21}
}