During coexistence, emergency calling has to be configured and tested separately on each platform, because Teams Direct Routing users follow Teams emergency call routing policies rather than Unified CM's emergency route patterns.

inferred · Checked 2026-09-24

Vendor
Microsoft
Product
Teams Phone Direct Routing
Subsystem
emergency calling
Deployment
multi-tenant, on-premises
Region
not restricted
Release range
current as of 2026-09-24
Status
inferred
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-inf-dual-emergency. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-teams-hybrid-build-inf-dual-emergency

BibTeX

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

Read in context