Shared Transition Space VS. BGP Next Hop [was: Re: Best practices IPv4/IPv6 BGP (dual stack)]

Chris Grundemann cgrundemann at
Sat May 3 17:23:56 UTC 2014

On Sat, May 3, 2014 at 3:26 AM, Måns Nilsson <mansaxel at> wrote:
> The fact that you need v4 space to build a MPLS backbone is a very good
> reason to not waste a /10 on CGN crap.

Ah, so you're in the camp that a /10 given to one organization for
their private use would have been better than reserving that /10 for
_everyone_ to use. We'll have to agree to disagree there.
> Ideally, we would have a solution where an entire MPLS infrastructure
> could be built without v4 space, demoting v4 to a legacy application
> inside a VRF, but the MPLS standards wg seems content with status quo.

We can agree on that.


> --
> Måns Nilsson     primary/secondary/besserwisser/machina
> MN-1334-RIPE                             +46 705 989668
> I wish I was a sex-starved manicurist found dead in the Bronx!!


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