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Re: [Softwires] Stephen Farrell's No Objection on draft-ietf-softwire-dslite-multicast-16: (with COMMENT)

<mohamed.boucadair@orange.com> Tue, 31 January 2017 14:20 UTC

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From: mohamed.boucadair@orange.com
To: Stephen Farrell <stephen.farrell@cs.tcd.ie>, The IESG <iesg@ietf.org>
Thread-Topic: Stephen Farrell's No Objection on draft-ietf-softwire-dslite-multicast-16: (with COMMENT)
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Date: Tue, 31 Jan 2017 14:20:11 +0000
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Subject: Re: [Softwires] Stephen Farrell's No Objection on draft-ietf-softwire-dslite-multicast-16: (with COMMENT)
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Re-,

Please see inline. 

Cheers,
Med

> -----Message d'origine-----
> De : Stephen Farrell [mailto:stephen.farrell@cs.tcd.ie]
> Envoyé : mardi 31 janvier 2017 14:45
> À : The IESG
> Cc : draft-ietf-softwire-dslite-multicast@ietf.org; softwire-
> chairs@ietf.org; ianfarrer@gmx.com; softwires@ietf.org
> Objet : Stephen Farrell's No Objection on draft-ietf-softwire-dslite-
> multicast-16: (with COMMENT)
> 
> Stephen Farrell has entered the following ballot position for
> draft-ietf-softwire-dslite-multicast-16: 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-softwire-dslite-multicast/
> 
> 
> 
> ----------------------------------------------------------------------
> COMMENT:
> ----------------------------------------------------------------------
> 
> - IPR: so we have a late IPR declaration that sys
> RAND+royalty but yet the filing refers to the I-D
> that preceded the application and there's a common
> author/inventor. Sheesh. But the WG did consider it
> and were ok going ahead from a look at the list.
> (So there's no need to reply to my whining here:-)
> 
> - 6.3: Is RFC7739 worth a mention here?  Not sure
> myself.
> 
[Med] Given that the document does not discuss how the identification field is valued and that RFC7739 provides algo EXAMPLES, I tend to not cite it here. 

> - section 9: I'd have thought that this solution
> reduced the potential for a DoS compared to the
> previous situation where multicast traffic is
> mapped to unicast? If so, worth a mention?
> 
[Med] What about?

"Unlike solutions that map IPv4 multicast flows to IPv6 unicast flows, this document does not exacerbate Denial-of-Service (DoS) attacks."

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