Re: [Dots] Murray Kucherawy's No Objection on draft-ietf-dots-signal-filter-control-06: (with COMMENT)

mohamed.boucadair@orange.com Mon, 22 June 2020 05:52 UTC

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From: mohamed.boucadair@orange.com
To: Murray Kucherawy <superuser@gmail.com>, The IESG <iesg@ietf.org>
CC: "draft-ietf-dots-signal-filter-control@ietf.org" <draft-ietf-dots-signal-filter-control@ietf.org>, "dots-chairs@ietf.org" <dots-chairs@ietf.org>, "dots@ietf.org" <dots@ietf.org>, Valery Smyslov <valery@smyslov.net>, Liang Xia <frank.xialiang@huawei.com>
Thread-Topic: Murray Kucherawy's No Objection on draft-ietf-dots-signal-filter-control-06: (with COMMENT)
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Date: Mon, 22 Jun 2020 05:52:05 +0000
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Subject: Re: [Dots] Murray Kucherawy's No Objection on draft-ietf-dots-signal-filter-control-06: (with COMMENT)
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Hi Murray, 

Thank you for the review. 

I implemented almost all your suggestions. 

An updated version can be seen at:

https://github.com/boucadair/filter-control/blob/master/draft-ietf-dots-signal-filter-control-06.txt 

FWIW, a diff is available here: https://github.com/boucadair/filter-control/blob/master/IESG-Review%20Murray.pdf

Cheers,
Med

> -----Message d'origine-----
> De : Murray Kucherawy via Datatracker [mailto:noreply@ietf.org]
> Envoyé : dimanche 21 juin 2020 20:29
> À : The IESG
> Cc : draft-ietf-dots-signal-filter-control@ietf.org; dots-chairs@ietf.org;
> dots@ietf.org; Valery Smyslov; Liang Xia
> Objet : Murray Kucherawy's No Objection on draft-ietf-dots-signal-filter-
> control-06: (with COMMENT)
> 
> Murray Kucherawy has entered the following ballot position for
> draft-ietf-dots-signal-filter-control-06: No Objection
> 
> When responding, please keep the subject line intact and reply to all
> email addresses included in the To and CC lines. (Feel free to cut this
> introductory paragraph, however.)
> 
> 
> Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.html
> for more information about IESG DISCUSS and COMMENT positions.
> 
> 
> The document, along with other ballot positions, can be found here:
> https://datatracker.ietf.org/doc/draft-ietf-dots-signal-filter-control/
> 
> 
> 
> ----------------------------------------------------------------------
> COMMENT:
> ----------------------------------------------------------------------
> 
> Some minor stuff only:
> 
> Section 1.1:
> 
> OLD:
> 
>    A typical case is a conflict between filtering rules installed by a
>    DOTS client and the mitigation actions of a DDoS mitigator.  Such
>    case is a DOTS client which configures during 'idle' time (i.e., no
>    mitigation is active) some filtering rules using the DOTS data
>    channel protocol to permit traffic from accept-listed sources, but
>    during a volumetric DDoS attack the DDoS mitigator identifies the
>    source addresses/prefixes in the accept-listed filtering rules are
>    attacking the target.  For example, an attacker can spoof the IP
>    addresses of accept-listed sources to generate attack traffic or the
>    attacker can compromise the accept-listed sources and program them to
>    launch a DDoS attack.
> 
> NEW:
> 
>    A typical case is a conflict between filtering rules installed by a
>    DOTS client and the mitigation actions of a DDoS mitigator.  Consider,
>    for instance, a DOTS client that configures during 'idle' time (i.e., no
>    mitigation is active) some filtering rules using the DOTS data
>    channel protocol to permit traffic from accept-listed sources.  However,
>    during a volumetric DDoS attack the DDoS mitigator identifies the
>    source addresses/prefixes in the accept-listed filtering rules are
>    attacking the target.  For example, an attacker can spoof the IP
>    addresses of accept-listed sources to generate attack traffic or the
>    attacker can compromise the accept-listed sources and program them to
>    launch a DDoS attack.
> 
> Section 1.2:
> 
> * "An augment to the DOTS signal channel ..." -- s/augment/amendment/
> ("augment" isn't a thing, it's an action)
> 
> Section 3.2.1:
> 
> * Although this section declares the acronym "ACE" for "Access Control
> Entry",
> that acronym is used nowhere else in the document.
> 
> * "... notifies that DOTS client with the change ..." -- s/with/of, I
> think?
> 
> Section 6:
> 
> * "... does not allow to create new filtering rules ..." -- s/to
> create/creation of/
> 
> * "... entitled to access only to resources ..." -- s/only to/only those/
> 
> 


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