IPv6 allocations, deaggregation, etc.

eric clark cabenth at gmail.com
Tue Dec 22 20:54:55 CST 2009


I'm not an expert, but can/should you advertise ARIN IP space on APNIC
or RIPE, etc ?  You are talking about having recieved ip space from
ARIN, tied to an ARIN AS.... I suppose it's probably more a matter of
form than anything else though.....

On Tuesday, December 22, 2009, Nathan Ward <nanog at daork.net> wrote:
> The assumption that networks will filter /48s is not the whole story.
>
> The RIRs giving out /48s do so from a single pool that only contains /48 assignments.
> The RIRs give out /32s from a pool containing /32 or shorter prefixes (ie /31, /30, etc. etc).
>
> You will find that most networks filtering /48s allow them from the pool with only /48s in it.
>
> The root DNS servers are in /48s.
>
> If you can justify getting a /32, then I suggest you do so, but if not then don't worry, a /48 will work just fine. The networks that do filter you will pretty soon adapt I expect.
>
> Insert routing table explosion religious war here, with snipes from people saying that we need a new routing system, etc. etc.
>
> So with that in mind, do your concerns from your original post still make sense?
>
> --
> Nathan Ward
>
>




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