Re: flow analysis for juniper devices

[Paolo Lucente <pl+list () pmacct net>]

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