A certificate-based Webex Calling Local Gateway needs a public internet-facing address (public IP or static NAT), public DNS A or SRV records, and a claimed domain.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- Local Gateway trunk
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Get started with Local Gateway — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Trunk types comparison: network and domain requirements rows
Cite this note
APA
WarmTransfer. (2026, October 2). SIP trunk authentication: registration and static IP and mutual TLS: source note sip-trunk-authentication-models-webex-lgw-cert-public-ip. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trunk-authentication-models-webex-lgw-cert-public-ip
BibTeX
@misc{warmtransfer-claim-sip-trunk-authentication-models-webex-lgw-cert-public-ip,
title = {SIP trunk authentication: registration and static IP and mutual TLS: source note sip-trunk-authentication-models-webex-lgw-cert-public-ip},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-trunk-authentication-models-webex-lgw-cert-public-ip},
note = {Source note sip-trunk-authentication-models-webex-lgw-cert-public-ip, checked 2026-10-02}
}