RFC 3261 defines a stateful proxy as one that maintains the client and server transaction state machines while processing a request, also called a transaction stateful proxy.

Checked 2026-09-24

Vendor
IETF
Product
SIP
Subsystem
proxy-behaviour
Deployment
any
Region
not restricted
Release range
RFC 3261 (June 2002)
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Kamailio and OpenSIPS SIP proxies: source note kamailio-sip-proxy-rfc-stateful-proxy-def. WarmTransfer. https://warmtransfer.net/knowledge/claims/kamailio-sip-proxy-rfc-stateful-proxy-def

BibTeX

@misc{warmtransfer-claim-kamailio-sip-proxy-rfc-stateful-proxy-def,
  title  = {Kamailio and OpenSIPS SIP proxies: source note kamailio-sip-proxy-rfc-stateful-proxy-def},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/kamailio-sip-proxy-rfc-stateful-proxy-def},
  note   = {Source note kamailio-sip-proxy-rfc-stateful-proxy-def, checked 2026-09-24}
}

Read in context