RFC 5196 · PROPOSED STANDARD · 2008
SUN · 14 JUN 2026
Session Initiation Protocol User Agent Capability Extension to Presence Information Data Format
Overview
RFC 5196, “Session Initiation Protocol User Agent Capability Extension to Presence Information Data Format”, is a Proposed Standard document published in September 2008 by M. Lonnfors, K. Kiss. The canonical text is published by the RFC Editor.
Abstract
Presence Information Data Format (PIDF) defines a common presence data format for Common Profile for Presence (CPP) compliant presence protocols. This memo defines a PIDF extension to represent SIP User Agent capabilities. [STANDARDS-TRACK]
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 5196 is hosted at rfc-editor.org. Available in TXT,HTML.
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