RFC 1437 · INFORMATIONAL · 1993
SUN · 14 JUN 2026
The Extension of MIME Content-Types to a New Medium
Overview
RFC 1437, “The Extension of MIME Content-Types to a New Medium”, is an Informational document published in April 1993 by N. Borenstein, M. Linimon. The canonical text is published by the RFC Editor.
Abstract
This document defines one particular type of MIME data, the matter- transport/sentient-life-form type. This memo provides information for the Internet community. It does not specify an Internet standard.
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 1437 is hosted at rfc-editor.org. Available in TXT,HTML.
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- RFC 1440 SIFT/UFT: Sender-Initiated/Unsolicited File Transfer
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