When a Webex Calling location enables routing of unknown extensions, calls from its users to unknown 2-10 digit extensions go to the selected trunk or route group as premises calls.
Checked 2026-09-24
When enabled, calls made by users at the location to an unknown extension (between 2-10 digits) are routed to the selected route group/trunk as premises calls.
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- dial plan / premises routing
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Configure trunks, route groups, and dial plans for Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Calls to on-premises extensions
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM dial plan partitions and calling search spaces: source note cucm-dial-plan-wxc-unknown-ext-routing. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-dial-plan-wxc-unknown-ext-routing
BibTeX
@misc{warmtransfer-claim-cucm-dial-plan-wxc-unknown-ext-routing,
title = {Unified CM dial plan partitions and calling search spaces: source note cucm-dial-plan-wxc-unknown-ext-routing},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-dial-plan-wxc-unknown-ext-routing},
note = {Source note cucm-dial-plan-wxc-unknown-ext-routing, checked 2026-09-24}
}