Re: [RRG] getting rid of longest match

[Scott Brim <swb@employees.org>]

On 2/25/08 2:33 PM, Iljitsch van Beijnum allegedly wrote:
> On 25 feb 2008, at 23:28, Tony Li wrote:
>
> > > Question for the hardware people: would this help with FIB lookups?
>
> > Possibly.  It very much depends on what alternate algorithm you use to 
> > resolve overlap.
>
> What I'm thinking is that for any given part of the address space, there 
> would be a fixed prefix length. So for 192.0.0.0/8 /24, for 64.0.0.0/8 
> /20, for 17.0.0.0/8 /8... So in theory, there would be no overlap. There 
> could still be if the filters weren't set up properly, which would 
> probably have to resolved when translating the RIB into the FIB.

Isn't this just what we did pre-CIDR?

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