Cogent leaking /32s?
ml at kenweb.org
Sat Oct 3 03:36:45 UTC 2009
Richard A Steenbergen wrote:
> On Fri, Oct 02, 2009 at 10:54:13AM -0500, Clue Store wrote:
>> Yes, I absolutely love the /24 filtering "everybody" does. Internet
>> littering at its best.
> There is no rule that says you have to filter at /24, or that no other
> network may ever advertise something longer. This issue is probably best
> expressed as "you are highly unlikely to have full global Internet
> reachability if you announce something longer than a /24", not "you are
> highly unlikely to have anyone accept your announcement if it are longer
> than a /24".
Just to clarify it was a /32 for Cogent A/B peering. When I set it up
they didn't recommend setting no-export.
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