[156710] in North American Network Operators' Group

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Re: Real world sflow vs netflow?

daemon@ATHENA.MIT.EDU (Joe Loiacono)
Mon Sep 24 08:49:04 2012

In-Reply-To: <CAB8g2zxVzzjs7ikw2RgAzXzqNKt193N7K4aNEfa8Xg8c+q64_Q@mail.gmail.com>
To: Peter Phaal <peter.phaal@gmail.com>
From: Joe Loiacono <jloiacon@csc.com>
Date: Mon, 24 Sep 2012 08:48:19 -0400
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

Peter Phaal <peter.phaal@gmail.com> wrote on 09/23/2012 12:23:57 PM:

> Exporting packet oriented measurements doesn't mean that you have to
> loose ingress/egress interface data. In the specific example being
> discussed (sFlow export), detailed forwarding information from the
> router forwarding plane is exported with each sampled packet header
> (full AS-path if you are using BGP). 

Wrt AS-path, I don't get how this happens. Since this is important to this 
community, could you explain?

Thanks,

Joe

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