The Unified CM calling party normalization chapter states that Cisco Unity Connection does not support the international escape character (+), so calling numbers must be localized before they reach Unity Connection.

Checked 2026-09-25

Cisco Unity Connection does not support the international escape character (+)
Vendor
Cisco
Product
Unified Communications Manager
Subsystem
Unity Connection interaction
Deployment
on-premises
Region
not restricted
Release range
stated in 12.5(1) and 15 editions of the chapter
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-cuc-plus-statement. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-dial-plan-globalization-cuc-plus-statement

BibTeX

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

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