[c-nsp] [**** SPAM **** ] - Re: Filtering /24s - Found word(s) anal anal in the Text body

[Greg Boehnlein]

On Wed, 15 Mar 2006, Scott Granados wrote:

> You could filter on 24's something like this
> 
> Make a prefix list
> Ip prefix not-to-specific seq 5 permit 0.0.0.0/0 le 24 (or 20 or 19)
> 
> 
> Then apply an inbound route map
> Route-map transit-provider-in permit 10
> Match ip address prefix not-to-specific
> Set (community tag or what ever else you need internally)
> 
> 
> Anything longer than your prefix list allows (24 in my case) gets
> filtered.

That did the ticket. We instituted a drop of all /22 or smaller and it cut 
our routing table by over 60%.

Thanks Scott! I owe you a beer sometime.. 

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