RFC 3325, which defines P-Asserted-Identity and P-Preferred-Identity, is an Informational RFC published in November 2002, not a Standards Track document.

Checked 2026-10-02

Vendor
not restricted
Product
not restricted
Subsystem
P-Asserted-Identity
Deployment
multi-tenant, on-premises
Region
not restricted
Release range
RFC 3325
Checked
2026-10-02

Sources

Cite this note

APA

WarmTransfer. (2026, October 2). SIP identity headers: P-Asserted-Identity and Diversion and History-Info: source note sip-identity-headers-rfc3325-informational. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-identity-headers-rfc3325-informational

BibTeX

@misc{warmtransfer-claim-sip-identity-headers-rfc3325-informational,
  title  = {SIP identity headers: P-Asserted-Identity and Diversion and History-Info: source note sip-identity-headers-rfc3325-informational},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-identity-headers-rfc3325-informational},
  note   = {Source note sip-identity-headers-rfc3325-informational, checked 2026-10-02}
}

Read in context