Re: [shim6] draft-garcia-shim6-applicability-01

Brian E Carpenter <brian.e.carpenter@gmail.com> Fri, 14 October 2011 19:31 UTC

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Date: Sat, 15 Oct 2011 08:31:37 +1300
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
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To: Alberto García <alberto@it.uc3m.es>
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Cc: draft-ietf-v6ops-ipv6-multihoming-without-ipv6nat@tools.ietf.org, shim6@ietf.org
Subject: Re: [shim6] draft-garcia-shim6-applicability-01
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Yes, thanks. It's better to point to the less harmful solution than
to imply NAPTv6.

Regards
   Brian

On 2011-10-15 05:21, Alberto García wrote:
> Hi Brian,
> 
> [...]
> |  > - I've added a new subsection named 'Shim6 and IPv6 NAT' after the
> |  > firewall section. In short, IPv6 NATs may allow communicating with the
> |  > ULID pair (with the initial locators), but communication will break
> |  > with some cases in which locators are changed.
> |  
> |  
> |  Please please change this to refer to *prefix* translation and RFC 6296.
> |  Although that RFC is only Experimental, the idea is to show that the prefix
> |  translation (not NAPT) is all we need for IPv6.
> 
> Sure. Do you think it would be enough to change the first sentence of the 'Shim6 and IPv6 NAT' section to include a reference to RFC 6296, as follows?:
> 
>   "Despite the animosity of the technical community against IPv6 NATs
>    because of disrupting end-to-end connectivity, address translation
>    techniques such as Network Prefix Translation [RFC6296] may be used
>    until workable solutions to avoid renumbering or facilitate
>    multihoming are developed [RFC5902].  We now consider the impact of
>    IPv6 NATs in Shim6 operation."
> 
> Regards,
> Alberto
> 
> 
> |  
> |  Regards
> |     Brian
> |  
> |  > Since there are many changes, I have generated a new version of the
> |  draft:
> |  > https://datatracker.ietf.org/doc/draft-garcia-shim6-applicability/
> |  >
> |  > What do you think?
> |  >
> |  > Thanks,
> |  > Alberto
> |  >
> |  > |
> |  > |  In any case I support this draft going forward to the AD quite soon.
> |  > |
> |  > |  Regards
> |  > |     Brian Carpenter
> |  > |
> |  > |
> |  > |
> |  > |
> |  > |  On 2011-09-01 23:06, internet-drafts@ietf.org wrote:
> |  > |  > A New Internet-Draft is available from the on-line
> |  > | Internet-Drafts  directories.
> |  > |  >
> |  > |  > 	Title           : Applicability Statement for the Level 3
> |  > Multihoming
> |  > |  Shim Protocol (Shim6)
> |  > |  > 	Author(s)       : Joe Abley
> |  > |  >                           Marcelo Bagnulo
> |  > |  >                           Alberto Garcia-Martinez
> |  > |  > 	Filename        : draft-garcia-shim6-applicability-00.txt
> |  > |  > 	Pages           : 22
> |  > |  > 	Date            : 2011-09-01
> |  > |  >
> |  > |  >    This document discusses the applicability of the Shim6 IPv6 protocol
> |  > |  >    and associated support protocols and mechanisms to provide site
> |  > |  >    multihoming capabilities in IPv6.
> |  > |  >
> |  > |  >
> |  > |  > A URL for this Internet-Draft is:
> |  > |  >
> |  > | http://www.ietf.org/internet-drafts/draft-garcia-shim6-applicability
> |  > | -0
> |  > |  > 0.txt
> |  > |  >
> |  > |  > Internet-Drafts are also available by anonymous FTP at:
> |  > |  > ftp://ftp.ietf.org/internet-drafts/
> |  > |  >
> |  > |  > This Internet-Draft can be retrieved at:
> |  > |  >
> |  > | ftp://ftp.ietf.org/internet-drafts/draft-garcia-shim6-applicability-
> |  > | 00  > .txt _______________________________________________
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