RFC 7786 · EXPERIMENTAL · 2016
WED · 17 JUN 2026
TCP Modifications for Congestion Exposure
Overview
RFC 7786, “TCP Modifications for Congestion Exposure”, is an Experimental document published in May 2016 by M. Kuehlewind, R. Scheffenegger. The canonical text is published by the RFC Editor.
Abstract
Congestion Exposure (ConEx) is a mechanism by which senders inform the network about expected congestion based on congestion feedback from previous packets in the same flow. This document describes the necessary modifications to use ConEx with the Transmission Control Protocol (TCP).
What “Experimental” means
Describes a specification that is part of a research or development effort, published so the community can gain experience with it.
Read this RFC
The canonical text of RFC 7786 is hosted at rfc-editor.org. Available in TXT,HTML.
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