Source note · SIP trunk redundancy and failover design
In DNS SRV a client must attempt the reachable target with the lowest-numbered priority first; a lower number means more preferred.
Checked 2026-09-25
A client MUST attempt to contact the target host with the lowest-numbered priority it can reach
- Vendor
- IETF
- Product
- DNS
- Subsystem
- SRV record
- Deployment
- any
- Region
- not restricted
- Release range
- RFC 2782 (February 2000), current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- RFC 2782: A DNS RR for specifying the location of services (DNS SRV) — RFC Editor / IETF · tier 1 standards and regulators · The format of the SRV RR, Priority field
Cite this note
APA
WarmTransfer. (2026, September 25). SIP trunk redundancy and failover design: source note sip-trunk-redundancy-design-srv-priority. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trunk-redundancy-design-srv-priority
BibTeX
@misc{warmtransfer-claim-sip-trunk-redundancy-design-srv-priority,
title = {SIP trunk redundancy and failover design: source note sip-trunk-redundancy-design-srv-priority},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-trunk-redundancy-design-srv-priority},
note = {Source note sip-trunk-redundancy-design-srv-priority, checked 2026-09-25}
}