Re: IPv6 Prefix Policy

[Jeroen Massar <jeroen () unfix org>]

Leo Bicknell wrote:
> In a message written on Thu, Jul 03, 2008 at 04:55:37PM +0200, Jeroen Massar wrote:
> > In general though, ASNs are following:
> > http://www.space.net/~gert/RIPE/ipv6-filters.html
> >
> > I don't know how common the strict/non-strict case is though, but 
> > looking at GRH (http://www.sixxs.net/tools/grh/) it seems that most 
> > ASN's are properly filtering, thus using the strict model.
>
> The strict filter is still broken in at least one way.

Then mail Gert Doering about it, if he doesn't know he can't update it ;)

> ipv6 prefix-list ipv6-ebgp-strict permit 2001:500::/30 ge 48 le 48
>
> http://www.arin.net/reference/micro_allocations.html
>
> Note that there are /45's, /46's, /47's and /48's right now.  The
> filter allows only /48's.  Of note, this will break access to the
> F-Root name server, we announce it from both a /47 and a /48 (local
> peers only) in IPv6.
>
> I believe there are other issues with the strict filter, but don't have
> the time to track them down right now.

If you have them, please pass them on to Gert and possibly also spam 
ipv6-ops.

Greets,
 Jeroen

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