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Re: any dangers of filtering every /24 on full internet table to preserve FIB space ?


From: Stephane Bortzmeyer <bortzmeyer () nic fr>
Date: Mon, 10 Oct 2022 17:27:01 +0200

On Mon, Oct 10, 2022 at 05:20:33PM +0200,
 Stephane Bortzmeyer <bortzmeyer () nic fr> wrote 
 a message of 10 lines which said:

But theoretically every filtered /24 could be routed via smaller
prefix /23 /22 /21 or etc.

I don't think this is true, even in theory, specially for legacy
prefixes.

I even find an example on my employer's network :-)

192.93.0.0/24


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