Because the Preferred Architecture routes everything on +E.164, the called party number of every inbound PSTN call must be globalized to +E.164 from the format the provider sends.

Checked 2026-09-25

Vendor
Cisco
Product
Unified Communications Manager
Subsystem
inbound globalization
Deployment
on-premises
Region
not restricted
Release range
Collaboration 14 Preferred Architecture
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM globalized dial plan and +E.164 routing: source note cucm-dial-plan-globalization-pa-inbound-globalize. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-dial-plan-globalization-pa-inbound-globalize

BibTeX

@misc{warmtransfer-claim-cucm-dial-plan-globalization-pa-inbound-globalize,
  title  = {Unified CM globalized dial plan and +E.164 routing: source note cucm-dial-plan-globalization-pa-inbound-globalize},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-dial-plan-globalization-pa-inbound-globalize},
  note   = {Source note cucm-dial-plan-globalization-pa-inbound-globalize, checked 2026-09-25}
}

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