[lir-wg] AS Number Policy

Hi,

On Thu, Jul 11, 2002 at 11:23:59AM +0000, Christopher Sharp wrote:
> The argument I normally hear is that people want to be lenient to customers but
> tough on outsiders.  Hence bogon filters invariably get placed on ingress
> peering points rather than customer interfaces of which there are far more.

Crappy argument.   You can't do reverse path filtering on peering points
(after all, most of the world's IP range is "outside").

The *only* thing that works is strict anti-spoofing filters on all 
customer lines.

Gert Doering
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