Control Hub converts trunk FQDN entries to lowercase, so Cisco instructs that the Local Gateway certificate use only lowercase letters.

Checked 2026-09-24

In Control Hub configuration, all FQDN entries are automatically converted to lowercase.
Vendor
Cisco
Product
Webex Calling Local Gateway (IOS XE)
Subsystem
TLS identity
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). DNS SRV and service discovery for SIP: source note dns-srv-voice-wxc-lgw-lowercase. WarmTransfer. https://warmtransfer.net/knowledge/claims/dns-srv-voice-wxc-lgw-lowercase

BibTeX

@misc{warmtransfer-claim-dns-srv-voice-wxc-lgw-lowercase,
  title  = {DNS SRV and service discovery for SIP: source note dns-srv-voice-wxc-lgw-lowercase},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/dns-srv-voice-wxc-lgw-lowercase},
  note   = {Source note dns-srv-voice-wxc-lgw-lowercase, checked 2026-09-24}
}

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