Source note · DNS SRV and service discovery for SIP
For a registration-based Webex Calling Local Gateway, only SRV-based Webex Calling addresses are supported on the tenant side toward Webex Calling, for example sip-server dns: and registrar dns: pointing at the Control Hub registrar domain.
Checked 2026-09-24
When configuring the tenant-side to connect with Webex Calling, only SRV-based addresses are supported.
- Vendor
- Cisco
- Product
- Webex Calling Local Gateway (IOS XE)
- Subsystem
- trunk addressing
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Configure Local Gateway on Cisco IOS XE for Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Registration-based Local Gateway configuration section
Cite this note
APA
WarmTransfer. (2026, September 24). DNS SRV and service discovery for SIP: source note dns-srv-voice-wxc-lgw-reg-srv-only. WarmTransfer. https://warmtransfer.net/knowledge/claims/dns-srv-voice-wxc-lgw-reg-srv-only
BibTeX
@misc{warmtransfer-claim-dns-srv-voice-wxc-lgw-reg-srv-only,
title = {DNS SRV and service discovery for SIP: source note dns-srv-voice-wxc-lgw-reg-srv-only},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/dns-srv-voice-wxc-lgw-reg-srv-only},
note = {Source note dns-srv-voice-wxc-lgw-reg-srv-only, checked 2026-09-24}
}