Source note · Kamailio and OpenSIPS SIP proxies
The Kamailio registrar supports the RFC 3327 Path header in off, lazy and strict modes; strict mode rejects registrations whose client does not indicate Path support with 420 Bad Extension.
Checked 2026-09-24
- Vendor
- Kamailio project
- Product
- Kamailio
- Subsystem
- registrar
- Deployment
- self-hosted
- Region
- not restricted
- Release range
- 6.1.x
- Checked
- 2026-09-24
Sources
- Registrar Module — Kamailio project · tier 2 current vendor documentation · Parameters, use_path / path_mode
Cite this note
APA
WarmTransfer. (2026, September 24). Kamailio and OpenSIPS SIP proxies: source note kamailio-sip-proxy-registrar-path-modes. WarmTransfer. https://warmtransfer.net/knowledge/claims/kamailio-sip-proxy-registrar-path-modes
BibTeX
@misc{warmtransfer-claim-kamailio-sip-proxy-registrar-path-modes,
title = {Kamailio and OpenSIPS SIP proxies: source note kamailio-sip-proxy-registrar-path-modes},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/kamailio-sip-proxy-registrar-path-modes},
note = {Source note kamailio-sip-proxy-registrar-path-modes, checked 2026-09-24}
}