With +E.164 directory numbers, AAR needs no multiple AAR groups or AAR PSTN prefixes because the on-net destination number can be used directly as the alternate PSTN address.

Checked 2026-09-25

Vendor
Cisco
Product
Unified Communications Manager
Subsystem
automated alternate routing
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-aar-simplified. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-dial-plan-globalization-pa-aar-simplified

BibTeX

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

Read in context