Subject: Re: Automatic selection of transition mechanism?

From: "Miguel A. Diaz" <[email-masked]>
Date: Fri, 9 May 2008 18:16:22 +0200

On 26/03/2008, at 1:41 AM, <[email-masked]>
<[email-masked]  > wrote:

> Hi,
>
> As we now have a set of mechanisms to transport IPv6 over IPv4 
> standardized, and as it seems we will probably end up having a set
of 
> mechanisms to access IPv4 destinations over IPv6-only access
(MNAT-PT, 
> SNAT, NATv4v6v4.), has there been discussion already how a host that

> implements multiple transition technologies should efficiently and 
> automatically discover which mechanisms to use in access networks it

> happens to attach (and move between)?
>
> Is the current state of the art just: trial & error, provisioning by

> non-IETF means, or as defined by other SDOs for their systems?
>

There is some work in the IETF done time ago regarding this topic. It
can be found at
http://tools.ietf.org/html/draft-palet-v6ops-auto-trans-02  It
explains how an auto-transition mechanism should work.

Regards
Miguel

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