North American Network Operators Group
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Re: using IRR tools for BGP route filtering
- From: Austin Schutz
- Date: Thu Jun 22 02:31:38 2000
On Wed, Jun 21, 2000 at 03:29:19PM +0100, Randy Bush wrote:
>
> the problem is that routers will not run acls of the size needed to filter
> large peers were they to register. so why should i whine at them to
> register.
>
AS Path filtering would be much smaller than prefix based filtering.
Perhaps small enough to work on existing routers. These filters could also
be built using registry data, from the ASes that make up providers' as-macros.
Not a silver bullet, but probably significantly better than doing
nothing.
Austin
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