RFC 8289 · EXPERIMENTAL · 2018
SUN · 14 JUN 2026
Controlled Delay Active Queue Management
Overview
RFC 8289, “Controlled Delay Active Queue Management”, is an Experimental document published in January 2018 by K. Nichols, V. Jacobson, A. McGregor, J. Iyengar. The canonical text is published by the RFC Editor.
Abstract
This document describes CoDel (Controlled Delay) -- a general framework that controls bufferbloat-generated excess delay in modern networking environments. CoDel consists of an estimator, a setpoint, and a control loop. It requires no configuration in normal Internet deployments.
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 8289 is hosted at rfc-editor.org. Available in TXT,HTML.
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