NetFlow - path from Routers to Collector

Nick Hilliard nick at foobar.org
Tue Sep 1 20:34:40 UTC 2015


On 01/09/2015 21:13, Valdis.Kletnieks at vt.edu wrote:
> On Tue, 01 Sep 2015 22:47:09 +0300, Tarko Tikan said:
>> Bad advice. No amount of money will fix major platforms that are not
>> happy to export flow telemetry via router management ports.
> 
> And that box ended up in your rack, why exactly?
> 
> <insert excuses that boil down to "We were willing to accept gear that didn't
> have this functionality because we were OK with sending flow telemetry over
> the inband network">

this approach is fine for bitty boxes handling small quantities of traffic.
 If you want to handle netflow data export for large amounts of traffic, it
would be pretty dumb to push it through the management plane of the router.

Nick




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