RFC 9878 - Updates to Private Header (P-Header) Extension Usage in Session Initiation Protocol (SIP) Requests and Responses
- Status: Informational
- Published: November 2025
- Stream: IETF
- Pages: 9
- Updates: RFC 7315
- Obsoletes: RFC 7976
- Errata: No Errata
Abstract
This document updates guidance for Private Header (P-Header) extension usage in Session Initiation Protocol (SIP) requests and responses.
Related Resources
- Official Text: RFC 9878
- Official Page: RFC 9878 DataTracker
- Errata: RFC Editor Errata