Multipart Content-Format for CoAP

Document Type Replaced Internet-Draft (individual)
Last updated 2018-06-08
Replaced by RFC 8710
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This Internet-Draft is no longer active.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.


Carsten Bormann (

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