[154874] in North American Network Operators' Group

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Re: Real world sflow vs netflow?

daemon@ATHENA.MIT.EDU (Paolo Lucente)
Sun Jul 15 08:17:41 2012

Date: Sun, 15 Jul 2012 12:16:58 +0000
From: Paolo Lucente <pl+list@pmacct.net>
To: ?ukasz Bromirski <lukasz@bromirski.net>
In-Reply-To: <50012E21.4060802@bromirski.net>
Cc: nanog@nanog.org
Reply-To: Paolo Lucente <pl+list@pmacct.net>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Sat, Jul 14, 2012 at 10:30:25AM +0200, ?ukasz Bromirski wrote:

> NetFlow supports [ .. ] As well as L2 traffic (v9) [ .. ]

Let's be real and speak implementations: where is L2 information in
NetFlow for routed traffic on bigger platforms typically thrown for
peering at internet exchanges - ASR9K, C7600 (ie. hopefully without
get to invest more money in such platform to upgrade to Sup2T), MX,
CRS?

Cheers,
Paolo

PS: Let's not return on the point of availability of MAC accounting,
since that is not the solution.



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