A registration-based Local Gateway trunk supports up to 250 concurrent calls, works only with CUBE, uses digest authentication with a shared username and password, needs no public DNS configuration, and requires CUBE on IOS XE 17.6.1a or later.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Webex Calling Local Gateway
- Subsystem
- trunks
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Get started with Local Gateway — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Trunk type comparison; Supported platforms
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-reg-trunk. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-calling-hybrid-build-reg-trunk
BibTeX
@misc{warmtransfer-claim-cucm-webex-calling-hybrid-build-reg-trunk,
title = {Building a hybrid Unified CM and Webex Calling environment for a phased migration: source note cucm-webex-calling-hybrid-build-reg-trunk},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-webex-calling-hybrid-build-reg-trunk},
note = {Source note cucm-webex-calling-hybrid-build-reg-trunk, checked 2026-09-24}
}