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v6 & DSL / Cable modems
On Fri, Feb 6, 2009 at 10:02 AM, Joe Loiacono <jloiacon at csc.com> wrote:
> Tim Durack <tdurack at gmail.com> wrote on 02/06/2009 09:28:02 AM:
> > Given that ARIN at least is assigning end-user /48s out of 2620::/23
> > it would be useful to accept these announcements. If not end-user PI
> > is dead in the water. Some providers might like that. End-users
> > probably won't.
> That range alone is 25 bits of routing, equivalent to routing all the way
> down to /25s in the IPv4 world. But I don't see how you could route some
> /48s without having software to route all /48s and that is hugemongous. And
> then times 4 for 128 bits. But, I'm not a routing engine guy, so I'm
> probably missing something ...
I doubt most current hardware can handle an IPv4 world full of /24s, yet
they are accepted by most.