Re: [v6ops] I-D Action: draft-ietf-v6ops-siit-dc-2xlat-00.txt

Tore Anderson <tore@fud.no> Wed, 28 January 2015 12:15 UTC

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Date: Wed, 28 Jan 2015 13:15:48 +0100
From: Tore Anderson <tore@fud.no>
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Subject: Re: [v6ops] I-D Action: draft-ietf-v6ops-siit-dc-2xlat-00.txt
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Hi WG,

The main changes since the previous version are:

- Describe how the translation service could also be implemented as a
  network device rather than a host-centric software agent. This
  facilitates the use of the IPv4-only devices, devices that are
  dual-stack capable but _requrires_ IPv4 network connectivity, and so
  forth. Thanks to Ray Hunter for this idea.
- Because of the above change, the previous «Host Agent» has been
  renamed to «Edge Translator» (because it isn't necessarily
  host-based).
- Add a section explaining how the IPv4 Identification value is only
  carried end-to-end if IPv6 Atomic Fragments are enabled. Thanks to
  Andrew Yourtchenko.
- Add a section describing how an IPv4-only service or device behind an
  Edge Translator could communicate with other services in the data
  centre (possibly also behind another Edge Translator). Thanks to
  Andrew Yourtchenko and Will LIU.

I look forward to your feedback on the updated draft.

Tore

* internet-drafts@ietf.org

> A New Internet-Draft is available from the on-line Internet-Drafts directories.
>  This draft is a work item of the IPv6 Operations Working Group of the IETF.
> 
>         Title           : SIIT-DC: Dual Translation Mode
>         Author          : Tore Anderson
> 	Filename        : draft-ietf-v6ops-siit-dc-2xlat-00.txt
> 	Pages           : 19
> 	Date            : 2015-01-25
> 
> Abstract:
>    This document describes an extension of the Stateless IP/ICMP
>    Translation for IPv6 Data Centre Environments architecture (SIIT-DC),
>    which allows applications, protocols, or nodes that are incompatible
>    with IPv6, SIIT-DC and/or Network Address Translation in general to
>    operate correctly in an SIIT-DC environment.  This is accomplished by
>    introducing a new component called an Edge Translator, which reverses
>    the translations made by an SIIT-DC Gateway.  The application or
>    device is thus provided with seemingly native IPv4 connectivity.
> 
>    The reader is expected to be familiar with the SIIT-DC architecture
>    described in I-D.ietf-v6ops-siit-dc.
> 
> 
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-v6ops-siit-dc-2xlat/
> 
> There's also a htmlized version available at:
> http://tools.ietf.org/html/draft-ietf-v6ops-siit-dc-2xlat-00
> 
> 
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
> 
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> 
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