nanog mailing list archives

Re: flow analysis for juniper devices


From: Mehmet Akcin <mehmet () akcin net>
Date: Mon, 15 Nov 2010 08:23:42 +1000

Hi again,

I think many of you got stuck at the "freeware" part however if there are good suggestions you have which would help 
achieving what I would like to achieve by paying for a software, I am open to listen suggestions on that as well.

just thought would mention

mehmet

On Nov 15, 2010, at 1:12 AM, Paolo Lucente wrote:

On Sun, Nov 14, 2010 at 09:04:36AM -0500, Jared Mauch wrote:

On Nov 14, 2010, at 3:59 AM, Paolo Lucente wrote:

OTOH it would be nice to see one day those NetFlow v9 MAC address fields
populated on higher-grade boxes, say, to facilitate analysis of public
peering at internet exchanges ...

This can be done with mac accounting in your platform.  It may require ordering the right PIC in this case, but is 
easy to collect that data.

MAC accounting is not a solution, except for basic things, for at
least two reasons: 1) it is coarse-grained and 2) its segregation
from flow accounting prevents having all the eggs in one basket.

Cheers,
Paolo




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