Source note · DNS SRV and service discovery for SIP
Under RFC 5922, SIP domain identities come from subjectAltName URI entries with the sip scheme and no user part, and from subjectAltName DNS entries only when no SIP URI entries are present.
Checked 2026-09-24
- Vendor
- IETF
- Product
- SIP over TLS
- Subsystem
- TLS identity
- Deployment
- any
- Region
- not restricted
- Release range
- RFC 5922 (June 2010)
- Checked
- 2026-09-24
Sources
- RFC 5922: Domain Certificates in the Session Initiation Protocol (SIP) — RFC Editor / IETF · tier 1 standards and regulators · Section 7.1
Cite this note
APA
WarmTransfer. (2026, September 24). DNS SRV and service discovery for SIP: source note dns-srv-voice-rfc5922-san-precedence. WarmTransfer. https://warmtransfer.net/knowledge/claims/dns-srv-voice-rfc5922-san-precedence
BibTeX
@misc{warmtransfer-claim-dns-srv-voice-rfc5922-san-precedence,
title = {DNS SRV and service discovery for SIP: source note dns-srv-voice-rfc5922-san-precedence},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/dns-srv-voice-rfc5922-san-precedence},
note = {Source note dns-srv-voice-rfc5922-san-precedence, checked 2026-09-24}
}