RIPE-555 fundamentaly changes the way how we can filter IPv6 & IPv4 martians?

Mikael Abrahamsson swmike at swm.pp.se
Wed Jul 11 19:21:59 CEST 2012


On Wed, 11 Jul 2012, Chris Welti wrote:

> Since I can not rely on the fact that longer prefix lengths just happen in
> certain well defined ranges (minimum allocation per address range) anymore,
> I see only three possibilites:

Why can't you rely on that?

https://www.ripe.net/ripe/docs/ripe-555

"The IPv6 PI assignments smaller than a /32 are taken from 
2001:678::/29."

So if you don't care about IXP networks in DFZ, then you 
just allow /32s and larger from all of RIPE space, and /48 and larger from 
this /29 and you're golden.

-- 
Mikael Abrahamsson    email: swmike at swm.pp.se


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