NetFlow - path from Routers to Collector
Niels Bakker
niels=nanog at bakker.net
Wed Sep 2 13:25:25 UTC 2015
* rdobbins at arbor.net (Roland Dobbins) [Wed 02 Sep 2015, 12:12 CEST]:
>On 2 Sep 2015, at 16:48, Mark Tinka wrote:
>>Those VLAN's and VRF's are following the same path as the global
>>table, just in a different routing table. That is easy, and we do
>>that already.
>
>Sure. But it's better than mixing it in with customer traffic.
Why? Do your customer packets have cooties?
>>Your assertion, before, was that the OoB network is physically
>>separate from the routers it is supporting. This is less feasible
>>at scale.
>
>Ideally, it should be - that's what I was trying to get across. I
>understand that this isn't free, either from a capex or opex
>perspective.
Which is exactly the argument that people with experience have been
making on this mailing list.
OOB is the 3G dialout on a terminal server that it uses once its
regular outside connection fails. You don't want flow exports there,
to give just one counterexample to your earlier assertions.
-- Niels.
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