RFC 4612 · HISTORIC · 2006
MON · 15 JUN 2026
Real-Time Facsimile - audio/t38 MIME Sub-type Registration
Overview
RFC 4612, “Real-Time Facsimile - audio/t38 MIME Sub-type Registration”, is a Historic document published in August 2006 by P. Jones, H. Tamura. The canonical text is published by the RFC Editor.
Abstract
This document defines the MIME sub-type audio/t38. The usage of this MIME type, which is intended for use within Session Description Protocol (SDP), is specified within ITU-T Recommendation T.38. This memo defines a Historic Document for the Internet community.
What “Historic” means
A specification that has been superseded or is otherwise no longer recommended for use.
Read this RFC
The canonical text of RFC 4612 is hosted at rfc-editor.org. Available in TXT,HTML.
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