Measuring BGP routes

Paul Donner pdonner at cisco.com
Fri Aug 23 20:09:07 UTC 2002


http://antc.uoregon.edu/route-views/


At 01:05 PM 8/23/2002, Frank Scalzo wrote:

>Be cautious not to rely on a show ip bgp sum many IOS versions (I don't
>remember specifically) have a bug that makes that number inaccurate.
>
>Most of the tools I have seen have basically done a show ip bgp
>collected the whole table and parsed it. I know I wrote a tool like that
>when I was a wcom.
>
>As for tracking update packets/sec vs prefixes updated/sec, one of the
>juniper trace options I think flag update, gives a summary of how many
>prefixes were updated.
>
>-----Original Message-----
>From: Paul Donner [mailto:pdonner at cisco.com]
>Sent: Friday, August 23, 2002 2:52 PM
>To: Ezequiel Carson; Dr. Mosh
>Cc: nanog at merit.edu
>Subject: Re: Measuring BGP routes
>
>
>I believe there is pointer a screen-scraper script at the route-views
>web
>site that might give you this and more info you are looking for.  Don't
>have the info right now but if you can't find it ping me and I'll dig it
>up.
>
>At 12:18 PM 8/23/2002, Ezequiel Carson wrote:
>
> >Hi,
> >
> >         I have tried to search this some time ago ,but i have never
>found
> > it.
> >
> >         I have seen that there is a updates/seconds.
> >
> >         If you want to get numbrer of prefixes you could use rsh and
>write a
> >simple perl/shell  script.
> >
> >
> >
> >Ezequiel
> >
> >On Thu, 2002-08-22 at 20:07, Dr. Mosh wrote:
> > >
> > > Wonder if anyone of you have come across the need for this.
> > >
> > > I'm basically looking for a Cisco IOS MIB that tells me the
> > > number of BGP routes a router currently has, for graphing
> > > purposes to keep track over time.
> > >
> > > Anyone know the mib handy?
> > >
> > > Thanks
> > > private reply works
> > >
> > >
> > > --
> > > --------------
> > > http://www.zeromemory.com - metal for your ears.
> > >




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