PSTN usages in a voice routing policy are applied in order and once a match is found in one usage the later usages are never evaluated, so a more specific usage must be placed before a catch-all usage.
Checked 2026-09-24
The order of PSTN usages in voice routing policies is critical.
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- voice routing policy
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Configure call routing for Direct Routing — Microsoft · tier 2 current vendor documentation · Example 2: Voice routing with multiple PSTN usages, Note
Cite this note
APA
WarmTransfer. (2026, September 24). Building a hybrid Unified CM and Teams Phone environment for a phased migration: source note cucm-teams-hybrid-build-vr-usage-order. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-teams-hybrid-build-vr-usage-order
BibTeX
@misc{warmtransfer-claim-cucm-teams-hybrid-build-vr-usage-order,
title = {Building a hybrid Unified CM and Teams Phone environment for a phased migration: source note cucm-teams-hybrid-build-vr-usage-order},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-teams-hybrid-build-vr-usage-order},
note = {Source note cucm-teams-hybrid-build-vr-usage-order, checked 2026-09-24}
}