RFC 3304 · INFORMATIONAL · 2002
SUN · 14 JUN 2026
Middlebox Communications Protocol Requirements
Overview
RFC 3304, “Middlebox Communications Protocol Requirements”, is an Informational document published in August 2002 by R. P. Swale, P. A. Mart, P. Sijben, S. Brim, M. Shore. The canonical text is published by the RFC Editor.
Abstract
This document specifies the requirements that the Middlebox Commu- nication (midcom) protocol must satisfy in order to meet the needs of applications wishing to influence middlebox function. These requirements were developed with a specific focus on network address translation and firewall middleboxes.
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 3304 is hosted at rfc-editor.org. Available in TXT,HTML.
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