IETF Logo Mail Archive

Re: [babel] Paul Wouters' Discuss on draft-ietf-babel-rtt-extension-05: (with DISCUSS and COMMENT)

Juliusz Chroboczek <jch@irif.fr> Tue, 13 February 2024 19:03 UTC

Return-Path: <jch@irif.fr>
X-Original-To: babel@ietfa.amsl.com
Delivered-To: babel@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 7913BC151094; Tue, 13 Feb 2024 11:03:55 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -7.107
X-Spam-Level:
X-Spam-Status: No, score=-7.107 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_ZEN_BLOCKED_OPENDNS=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01, URIBL_DBL_BLOCKED_OPENDNS=0.001, URIBL_ZEN_BLOCKED_OPENDNS=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=irif.fr
Received: from mail.ietf.org ([50.223.129.194]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gKoK22xuWnsn; Tue, 13 Feb 2024 11:03:50 -0800 (PST)
Received: from korolev.univ-paris7.fr (korolev.univ-paris7.fr [IPv6:2001:660:3301:8000::1:2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id D8353C151090; Tue, 13 Feb 2024 11:03:49 -0800 (PST)
Received: from potemkin.univ-paris7.fr (potemkin.univ-paris7.fr [IPv6:2001:660:3301:8000::1:1]) by korolev.univ-paris7.fr (8.14.4/8.14.4/relay1/82085) with ESMTP id 41DJ3lCa006158 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Tue, 13 Feb 2024 20:03:47 +0100
Received: from mailhub.math.univ-paris-diderot.fr (mailhub.math.univ-paris-diderot.fr [81.194.30.253]) by potemkin.univ-paris7.fr (8.14.4/8.14.4/relay2/82085) with ESMTP id 41DJ3lQQ028729; Tue, 13 Feb 2024 20:03:47 +0100
Received: from mailhub.math.univ-paris-diderot.fr (localhost [127.0.0.1]) by mailhub.math.univ-paris-diderot.fr (Postfix) with ESMTP id 81CEEAE32D; Tue, 13 Feb 2024 20:03:46 +0100 (CET)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=irif.fr; h= content-type:content-type:mime-version:user-agent:references :in-reply-to:subject:subject:from:from:message-id:date:date :received:received; s=dkim-irif; t=1707851025; x=1708715026; bh= BWynXabyeVYxKG4MARA/qRp7I0FqJu4sQ6eWXf/7jcI=; b=VNqcPqjy4DnnxRIH 5+nyNneVy5cC+xQE2DgGpmlbJRd5DkBVhNb3MiC9njQkwPz0ZhTc6MlSd7ZJzuDQ JZwiHAyJoCcaq8rPA+0PcaXEWr/XJgVzGmfuELH6hK3Cl53SGmkyxaJOG7Ocr713 DCh57oyVr/3vnapXgEYMj5b7SH50maO3O+gN0vp9BWH4HPhj/wjWDBKARnuYObv2 lQU1GqXQsGl3o9neROUrgwgUMmpqKNgrg1BHSweQxLSFUjHf2bkhBolaqK9wCxVP F2IO4/Ysm42+zxTsyWICyoazkzmX77kFHk7NAoYLeoDxXODUzzYOYie5R9F2TY2h 2YCehw==
X-Virus-Scanned: amavisd-new at math.univ-paris-diderot.fr
Received: from mailhub.math.univ-paris-diderot.fr ([127.0.0.1]) by mailhub.math.univ-paris-diderot.fr (mailhub.math.univ-paris-diderot.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id cSgil0hpx1ae; Tue, 13 Feb 2024 20:03:45 +0100 (CET)
Received: from pirx.irif.fr (unknown [78.194.40.74]) (Authenticated sender: jch) by mailhub.math.univ-paris-diderot.fr (Postfix) with ESMTPSA id A5D96AE2EA; Tue, 13 Feb 2024 20:03:43 +0100 (CET)
Date: Tue, 13 Feb 2024 20:03:43 +0100
Message-ID: <87cyt0dw4w.wl-jch@irif.fr>
From: Juliusz Chroboczek <jch@irif.fr>
To: Paul Wouters <paul.wouters@aiven.io>
Cc: The IESG <iesg@ietf.org>, draft-ietf-babel-rtt-extension@ietf.org, babel-chairs@ietf.org, babel@ietf.org, Donald Eastlake <d3e3e3@gmail.com>
In-Reply-To: <87frxwdwa9.wl-jch@irif.fr>
References: <170784364166.47495.16308239157765755257@ietfa.amsl.com> <87frxwdwa9.wl-jch@irif.fr>
User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/29.1 Mule/6.0
MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue")
Content-Type: text/plain; charset="US-ASCII"
X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (korolev.univ-paris7.fr [IPv6:2001:660:3301:8000::1:2]); Tue, 13 Feb 2024 20:03:47 +0100 (CET)
X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (potemkin.univ-paris7.fr [194.254.61.141]); Tue, 13 Feb 2024 20:03:47 +0100 (CET)
X-Miltered: at korolev with ID 65CBBD13.000 by Joe's j-chkmail (http : // j-chkmail dot ensmp dot fr)!
X-Miltered: at potemkin with ID 65CBBD13.000 by Joe's j-chkmail (http : // j-chkmail dot ensmp dot fr)!
X-j-chkmail-Enveloppe: 65CBBD13.000 from potemkin.univ-paris7.fr/potemkin.univ-paris7.fr/null/potemkin.univ-paris7.fr/<jch@irif.fr>
X-j-chkmail-Enveloppe: 65CBBD13.000 from mailhub.math.univ-paris-diderot.fr/mailhub.math.univ-paris-diderot.fr/null/mailhub.math.univ-paris-diderot.fr/<jch@irif.fr>
X-j-chkmail-Score: MSGID : 65CBBD13.000 on korolev.univ-paris7.fr : j-chkmail score : . : R=. U=. O=. B=0.000 -> S=0.000
X-j-chkmail-Score: MSGID : 65CBBD13.000 on potemkin.univ-paris7.fr : j-chkmail score : . : R=. U=. O=. B=0.000 -> S=0.000
X-j-chkmail-Status: Ham
X-j-chkmail-Status: Ham
Archived-At: <https://mailarchive.ietf.org/arch/msg/babel/uRG2ohOInNizjhusxG26H2giFcM>
Subject: Re: [babel] Paul Wouters' Discuss on draft-ietf-babel-rtt-extension-05: (with DISCUSS and COMMENT)
X-BeenThere: babel@ietf.org
X-Mailman-Version: 2.1.39
Precedence: list
List-Id: "A list for discussion of the Babel Routing Protocol." <babel.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/babel>, <mailto:babel-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/babel/>
List-Post: <mailto:babel@ietf.org>
List-Help: <mailto:babel-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/babel>, <mailto:babel-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 13 Feb 2024 19:03:55 -0000

> The current implementations are not vulnerable to the attack, since they
> use RTT information in order to penalise participating routers: RTT
> information is used to identify far-away routers, in order to avoid
> sending traffic through them.  In ten years, we have not come across
> a network topology where we would want to do the opposite.

This paragraph belongs in the second part of the mail.  Sorry for the
sloppy editing and sorry for the confusion.

-- Juliusz

v2.23.0 | Report a Bug | By Email