nanog mailing list archives

Re: NetFlow - path from Routers to Collector


From: Nick Hilliard <nick () foobar org>
Date: Tue, 1 Sep 2015 21:34:40 +0100

On 01/09/2015 21:13, Valdis.Kletnieks () 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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