RE: AS numbers - Is there a global crisis?

[Howard C. Berkowitz]

>By having ISP1 advertise both its aggregate and the more-specific,
>the routing system conceptually will contain:
>
>       192.168.0.0/16  ISP1
>       192.168.2.0/24  ISP1
>       192.168.2.0/24  ISP2
>
>CL: And two more routes go into the global tables.  Wasn't CIDR supposed to
>stop this kind of thing? ;->

Correct.  But BGP and CIDR were not designed to optimize traffic 
flow.  This is a way to coerce them into doing it.

The significant thing about a dog walking on its hind legs is not how 
well he does it, but that he does it at all.

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