Voice routes carry priorities so a lower-priority route's SBCs are tried when the higher-priority route's SBCs are unavailable, while the SBCs listed within a single route are tried in random order.

Checked 2026-09-24

In both examples, while the voice route is assigned priorities, the SBCs in the routes are tried in random order.
Vendor
Microsoft
Product
Teams Phone Direct Routing
Subsystem
voice routing
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

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-active-backup. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-teams-hybrid-build-vr-active-backup

BibTeX

@misc{warmtransfer-claim-cucm-teams-hybrid-build-vr-active-backup,
  title  = {Building a hybrid Unified CM and Teams Phone environment for a phased migration: source note cucm-teams-hybrid-build-vr-active-backup},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-teams-hybrid-build-vr-active-backup},
  note   = {Source note cucm-teams-hybrid-build-vr-active-backup, checked 2026-09-24}
}

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