Please Check Filters - BOGON Filtering IP Space 18.104.22.168/19
hank at mail.iucc.ac.il
Fri Jan 21 07:01:13 UTC 2005
On Thu, 20 Jan 2005, James Laszko wrote:
> Well, if the router CAN run BGP, the feed from Cymru is only about 84
> prefixes - not a lot of memory tied up there, is there?
I am *not* talking about the leaf - rather the core. I am curious what
resources are needed to manage 200K BGP peers other than 200K IP
addresses. Is there an IOS limit on the number of BGP peers? Memory?
> If the router isn't capable of BGP, someone earlier today was kind
> enough to post a script that they use to find changes to one of the
> BOGON lists and suggested an Expect script to automatically update their
> router. Probably a little advanced for most leaf sites, but for someone
> who's responsible for a larger network -- doesn't seem that bad.
> James Laszko
> Pipeline Communications, Inc.
> james at pcipros.com
> -----Original Message-----
> From: Hank Nussbacher [mailto:hank at mail.iucc.ac.il]
> Sent: Thursday, January 20, 2005 10:51 PM
> To: James Laszko
> Cc: nanog at merit.edu
> Subject: RE: Please Check Filters - BOGON Filtering IP Space
> On Thu, 20 Jan 2005, James Laszko wrote:
> > sort of mechanism. If they're not going to use something like the
> > BOGON BGP feed they should build their own and should have configured
> > their managed routers to query that from the beginning. As more
> How would this scale for say 200K routers? 2M? -Hank
> This Mail Was Scanned By Mail-seCure System
> at the Tel-Aviv University CC.
More information about the NANOG