Unified CM route filters are mandatory when a route pattern is based on a numbering plan installed with a dial plan installer file.

Checked 2026-09-24

Route filters are mandatory if you are using a dial plan installer; that is, if you install a dial plan file and then configure a route pattern based on that numbering plan.
Vendor
Cisco
Product
Unified Communications Manager
Subsystem
dial plan / route filters
Deployment
on-premises
Region
not restricted
Release range
15 and SUs
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Unified CM dial plan partitions and calling search spaces: source note cucm-dial-plan-route-filter-mandatory. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-dial-plan-route-filter-mandatory

BibTeX

@misc{warmtransfer-claim-cucm-dial-plan-route-filter-mandatory,
  title  = {Unified CM dial plan partitions and calling search spaces: source note cucm-dial-plan-route-filter-mandatory},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-dial-plan-route-filter-mandatory},
  note   = {Source note cucm-dial-plan-route-filter-mandatory, checked 2026-09-24}
}

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