BGP prefix filter list
Seth Mattinen
sethm at rollernet.us
Mon May 20 23:09:02 UTC 2019
On 5/20/19 3:05 PM, William Herrin wrote:
>
> The technique you describe was one variant of FIB Compression. It got
> some attention around 8 years ago on the IRTF Routing Research Group and
> some more attention about 5 years ago when several researchers fleshed
> out the possible algorithms and projected gains. As I recall they found
> a 30% to 60% reduction in FIB use depending on which algorithm was
> chosen, how many peers you had, etc.
A good start would be killing any /24 announcement where a covering
aggregate exists.
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