Inbound Direct Routing calls are matched to a Teams user or resource account by Reverse Number Lookup on the dialled number-string, so where the SBC passes through a format that does not match the assigned number-string an inbound translation rule on the gateway is needed.

Checked 2026-09-21

Vendor
Microsoft
Product
Teams Phone
Subsystem
number-translation
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-translation-inbound-rnl. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-translation-inbound-rnl

BibTeX

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

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