RFC 7339 overload control depends on cooperating upstream clients, so it helps against legitimate overload between trusted SIP servers and is not by itself a defense against a hostile flood from sources that ignore the feedback.

inferred · Checked 2026-09-25

Vendor
IETF
Product
SIP
Subsystem
Overload control
Deployment
any
Region
not restricted
Release range
RFC 7339
Status
inferred
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). SIP scanning and telephony denial of service: source note sip-scanning-tdos-rfc7339-not-attack-defense. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-scanning-tdos-rfc7339-not-attack-defense

BibTeX

@misc{warmtransfer-claim-sip-scanning-tdos-rfc7339-not-attack-defense,
  title  = {SIP scanning and telephony denial of service: source note sip-scanning-tdos-rfc7339-not-attack-defense},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-scanning-tdos-rfc7339-not-attack-defense},
  note   = {Source note sip-scanning-tdos-rfc7339-not-attack-defense, checked 2026-09-25}
}

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