The SIP Session-ID header defined in RFC 7989 lets endpoints, intermediaries and management systems identify a session end to end, including across redirection.

Checked 2026-09-24

Vendor
IETF
Product
SIP
Subsystem
Session-ID header
Deployment
any
Region
not restricted
Release range
RFC 7989
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Carrier escalation evidence packages: source note carrier-escalation-evidence-session-id-purpose. WarmTransfer. https://warmtransfer.net/knowledge/claims/carrier-escalation-evidence-session-id-purpose

BibTeX

@misc{warmtransfer-claim-carrier-escalation-evidence-session-id-purpose,
  title  = {Carrier escalation evidence packages: source note carrier-escalation-evidence-session-id-purpose},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/carrier-escalation-evidence-session-id-purpose},
  note   = {Source note carrier-escalation-evidence-session-id-purpose, checked 2026-09-24}
}

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