Delay-based Metric Extension for the Babel Routing Protocol

Document Type Expired Internet-Draft (babel WG)
Authors Baptiste Jonglez , Juliusz Chroboczek 
Last updated 2019-10-28 (latest revision 2019-04-26)
Replaces draft-jonglez-babel-rtt-extension
Stream Internet Engineering Task Force (IETF)
Intended RFC status Experimental
Expired & archived
pdf htmlized (tools) htmlized bibtex
Stream WG state WG Document
Document shepherd Donald Eastlake
IESG IESG state Expired
Consensus Boilerplate Unknown
Telechat date
Responsible AD (None)
Send notices to Donald Eastlake <>

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document defines an extension to the Babel routing protocol that uses symmetric delay in metric computation and therefore makes it possible to prefer lower latency links to higher latency ones.


Baptiste Jonglez (
Juliusz Chroboczek (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)