On Jul 28, 2011 5:28 PM, "Martin Rex" <mrex@xxxxxxx> wrote:
>
> Masataka Ohta wrote:
> >
> > > It would be nice if 5 or 10 years ago there would have been a good
> > > standard to do address selection.
> >
> > 11 years ago in draft-ohta-e2e-multihoming-00.txt, I wrote:
> >
> > End systems (hosts) are end systems. To make the end to end principle
> > effectively work, the end systems must have all the available
> > knowledge to make decisions by the end systems themselves.
> >
> > With regard to multihoming, when an end system want to communicate
> > with a multihomed end system, the end system must be able to select
> > most appropriate (based on the local information) destination address
> > of the multihomed end system.
>
>
> The primary reason why the IPv4 -> IPv6 transition is so painful
> is that it requires everyone one and everything to become multi-homed
> and every software to perform multi-connect, even though most
> devices actually just have a single interface.
>
> It would be so much easier if hosts on the public internet could
> use one single IPv6 address that contains both, the IPv6 network prefix
> and the IPv4 host address, and then let the network figure out whether
> the connect goes through as IPv4 or IPv6 (for IPv6 clients).
>
This is largely (not entirely) achieved with nat64 / dns64.
Cb.
> -Martin
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