Cisco Route filtering [was Re: OPS: BGP spew from ASN 7374]

Mike Hughes mike at
Tue Apr 13 12:57:44 UTC 1999

On 8 Apr 99, at 4:14, alex at wrote:

> Would the same be true with a prefix-length filter, which I assume the
> syntax would be:
> ip prefix-list 1 permit 
> neigh prefix-list 1 in

With the prefix list it would have to be an exact match using the 
above. To accept more specifics within that block, you would do 
something like...

ip prefix-list 1 permit ge 16
neigh prefix-list 1 in

Mike Hughes - Network Services      mike at
Tel: +44 181 297 0300     
Fax: +44 181 463 9820
"We don't see things as they are, we see things as we are"

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