Cisco's Local Gateway configuration guide assumes a dedicated platform with no existing voice configuration; if an existing PSTN gateway or CUBE Enterprise is reused, the changes must not interrupt existing call flows.

Checked 2026-09-24

This article assumes that a dedicated Local Gateway platform is in place with no existing voice configuration.
Vendor
Cisco
Product
CUBE Local Gateway
Subsystem
deployment
Deployment
on-premises
Region
not restricted
Release range
IOS XE 17.6.1a and later
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Building a hybrid Unified CM and Webex Calling environment for a phased migration: source note cucm-webex-calling-hybrid-build-lgw-dedicated-assumption. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-calling-hybrid-build-lgw-dedicated-assumption

BibTeX

@misc{warmtransfer-claim-cucm-webex-calling-hybrid-build-lgw-dedicated-assumption,
  title  = {Building a hybrid Unified CM and Webex Calling environment for a phased migration: source note cucm-webex-calling-hybrid-build-lgw-dedicated-assumption},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-webex-calling-hybrid-build-lgw-dedicated-assumption},
  note   = {Source note cucm-webex-calling-hybrid-build-lgw-dedicated-assumption, checked 2026-09-24}
}

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