A registration-based Local Gateway trunk supports up to 250 concurrent calls and is supported only on Cisco CUBE and Cisco Secure Routers, while a certificate-based trunk supports more than 250 concurrent calls and is supported on CUBE and on several third-party SBC platforms.
Checked 2026-09-22
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- sip-signalling
- Deployment
- multi-tenant, hybrid
- Region
- not restricted
- Release range
- current as of 2026-09-22
- Checked
- 2026-09-22
Sources
- Get started with Local Gateway — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · sections on registration-based trunks and certificate-based trunks
Cite this note
APA
WarmTransfer. (2026, September 22). Telephony during a UCCX to Webex Contact Center migration: source note uccx-to-webex-cc-telephony-coexistence-lgw-trunk-limits. WarmTransfer. https://warmtransfer.net/knowledge/claims/uccx-to-webex-cc-telephony-coexistence-lgw-trunk-limits
BibTeX
@misc{warmtransfer-claim-uccx-to-webex-cc-telephony-coexistence-lgw-trunk-limits,
title = {Telephony during a UCCX to Webex Contact Center migration: source note uccx-to-webex-cc-telephony-coexistence-lgw-trunk-limits},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/uccx-to-webex-cc-telephony-coexistence-lgw-trunk-limits},
note = {Source note uccx-to-webex-cc-telephony-coexistence-lgw-trunk-limits, checked 2026-09-22}
}