Multipart Content-Format for CoAP

The information below is for an old version of the document
Document Type Expired Internet-Draft (core WG)
Last updated 2019-02-08 (latest revision 2018-08-07)
Replaces draft-fossati-core-multipart-ct, draft-bormann-core-maybe
Stream IETF
Intended RFC status (None)
Expired & archived
pdf htmlized (tools) htmlized bibtex
Stream WG state In WG Last Call
Document shepherd No shepherd assigned
IESG IESG state Expired
Consensus Boilerplate Unknown
Telechat date
Responsible AD (None)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This memo defines application/multipart-core, an application- independent media-type that can be used to combine representations of several different media types into a single CoAP message-body with minimal framing overhead, each along with a CoAP Content-Format identifier.


Thomas Fossati (
Klaus Hartke (
Carsten Bormann (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)