[nsp] Suggestions on tracking down bandwidth offenders

Michael Axelrod axelrod1 at comcast.net
Wed Jul 14 14:09:14 EDT 2004


;-) true, with DCEF on you can run sh ip cache flow in each VIP ;-) using
"attach" command. or in case of GSR "execute on"
Right?
Mike
----- Original Message ----- 
From: "Hank Nussbacher" <hank at mail.iucc.ac.il>
To: "Michael Axelrod" <axelrod1 at comcast.net>; "Tony Mucker"
<Tony at tonymucker.com>; <cisco-nsp at puck.nether.net>
Sent: Wednesday, July 14, 2004 12:01 PM
Subject: Re: [nsp] Suggestions on tracking down bandwidth offenders


> At 10:44 AM 14-07-04 -0700, Michael Axelrod wrote:
>
> And that your router is *not* doing DCEF otherwise the 'sho ip cache flow'
> data will just be flows the RSP is seeing.
>
> -Hank
>
> >I use netflow for a quick look at the top traffic consumers.
> >Statistics can be cleared  - "clear ip flow stats" - and you can view the
> >stats flow by flow.
> >Just need to make sure that netflow is on the egress and ingress
interfaces
> >to get bi-directional traffic stats.
> >
> >Mike
> >----- Original Message -----
> >From: "Tony Mucker" <Tony at tonymucker.com>
> >To: <cisco-nsp at puck.nether.net>
> >Sent: Wednesday, July 14, 2004 10:24 AM
> >Subject: [nsp] Suggestions on tracking down bandwidth offenders
> >
> >
> > > I've got a bandwidth problem (who doesn't).  Something has been
> > > saturating my poor little T1 for 24 hours straight now.  For those of
> > > you curious, here's what it looks like:
> > >
> > > http://www .ghideon.com/router-day.png
> > >
> > > Remove the white space and enjoy.  In the past I've used ethereal
dumps
> > > to figure out who the big talkers were, but frankly it takes too long
to
> > > crunch all the packets.  I've also tried etherApe, but the analysis
> > > makes my poor little laptop crawl.  Are there any tools out there that
> > > will speed this up?  Possibly by looking at the firewall logs?
> > >
> > > Thanks
> > > Tony
> > > _______________________________________________
> > > cisco-nsp mailing list  cisco-nsp at puck.nether.net
> > > https://puck.nether.net/mailman/listinfo/cisco-nsp
> > > archive at http://puck.nether.net/pipermail/cisco-nsp/
> >
> >_______________________________________________
> >cisco-nsp mailing list  cisco-nsp at puck.nether.net
> >https://puck.nether.net/mailman/listinfo/cisco-nsp
> >archive at http://puck.nether.net/pipermail/cisco-nsp/
>



More information about the cisco-nsp mailing list