The order of PSTN usages inside a voice routing policy is critical because usages are applied in order and if a match is found in the first usage the later usages are never evaluated; the order is changed with Set-CsOnlineVoiceRoutingPolicy.

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

Cite this note

APA

WarmTransfer. (2026, September 21). CUCM to Teams Phone migration: source note cucm-to-teams-phone-routing-usage-order. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-routing-usage-order

BibTeX

@misc{warmtransfer-claim-cucm-to-teams-phone-routing-usage-order,
  title  = {CUCM to Teams Phone migration: source note cucm-to-teams-phone-routing-usage-order},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-routing-usage-order},
  note   = {Source note cucm-to-teams-phone-routing-usage-order, checked 2026-09-21}
}

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