RFC 2778 · INFORMATIONAL · 2000
SUN · 14 JUN 2026
A Model for Presence and Instant Messaging
Overview
RFC 2778, “A Model for Presence and Instant Messaging”, is an Informational document published in February 2000 by M. Day, J. Rosenberg, H. Sugano. The canonical text is published by the RFC Editor.
Abstract
This document defines an abstract model for a presence and instant messaging system. It defines the various entities involved, defines terminology, and outlines the services provided by the system. This memo provides information for the Internet community.
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 2778 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 2000
- RFC 2777 Publicly Verifiable Nomcom Random Selection
- RFC 2779 Instant Messaging / Presence Protocol Requirements
- RFC 2776 Multicast-Scope Zone Announcement Protocol
- RFC 2780 IANA Allocation Guidelines For Values In the Internet Protocol and Related Headers
- RFC 2775 Internet Transparency
- RFC 2781 UTF-16, an encoding of ISO 10646
- RFC 2774 An HTTP Extension Framework
- RFC 2782 A DNS RR for specifying the location of services