RFC 8496 · INFORMATIONAL · 2018

P-Charge-Info: A Private Header Field Extension to the Session Initiation Protocol

Overview

RFC 8496, “P-Charge-Info: A Private Header Field Extension to the Session Initiation Protocol”, is an Informational document published in October 2018 by D. York, T. Asveren. The canonical text is published by the RFC Editor.

Abstract

This text documents the current usage of P-Charge-Info, an existing Session Initiation Protocol (SIP) private header field (P-Header) used to convey billing information about the party to be charged. This P-Header is currently used in production by several equipment vendors and carriers and has been in use since at least 2007. This document details the registration of this header field with IANA.

Abstract as published in the RFC, via rfc-editor.org.

What “Informational” means

Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.

Read this RFC

The canonical text of RFC 8496 is hosted at rfc-editor.org. Available in TXT,HTML.

Other RFCs from 2018

Who Is Online

In total there are 65 users online: 0 registered, 59 guests and 6 bots.

Most users ever online was 1,226 on 13 Jun 2026, 3:56 am.

Bots: AhrefsBot Applebot Facebook Other Bot Other Crawler SemrushBot

Users active in the past 15 minutes. Total registered members: 354