[c-nsp] Netflow / 3560 platform

[David Curran]

Touche.  I was speaking of the smaller catalyst platforms.  However I'm not
sure its fair to real routers to call the Supervisors route processors.
That's like calling a Yugo a race car.  Sure, you COULD race it...


> From: Gert Doering <gert at greenie.muc.de>
> Date: Thu, 31 Jul 2008 15:33:48 +0200
> To: David Curran <dcurran at nuvox.com>
> Cc: Gert Doering <gert at greenie.muc.de>, <cisco-nsp at puck.nether.net>
> Subject: Re: [c-nsp] Netflow / 3560 platform
> 
> Hi,
> 
> On Thu, Jul 31, 2008 at 09:10:31AM -0400, David Curran wrote:
>> I would add that the 6500/7600 can "do" netflow but not well.  I think the
>> true limitation is that these platforms are switches, not routers.  So as
>> previous responses have stated, things are done in hardware, not software.
>> Platforms without route processors would be hard pressed to due the
>> necessary work to properly log and export flows.
>> 
>> At least that's the excuse we get when we run into netflow issues on the
>> 7600 platform...
> 
> Well, dunno about yours, but our 7600s seem to have route processors,
> (*and* switch processors even) :-)
> 
> But indeed, hardware based netflow is prone to have *different* limitations,
> when compared to a software based architecture.  The latter usually dies
> when the load goes up too much...
> 
> gert
> -- 
> USENET is *not* the non-clickable part of WWW!
>                                                            //www.muc.de/~gert/
> Gert Doering - Munich, Germany                             gert at greenie.muc.de
> fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de



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