In hybrid PSTN trunking each route list is assigned to a single location, and the calling number sent by the on-premises system must match an E.164 number configured in Webex Calling.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- PSTN
- Deployment
- on-premises, multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- PSTN trunking for hybrid Webex Calling deployments — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · PSTN trunking for hybrid Webex Calling deployments > requirements / route lists
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-route-list-location. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-route-list-location
BibTeX
@misc{warmtransfer-claim-cucm-webex-calling-coexistence-route-list-location,
title = {Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-route-list-location},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-route-list-location},
note = {Source note cucm-webex-calling-coexistence-route-list-location, checked 2026-09-24}
}