[Flow-tools] Printing raw netflow v5

Ed Ravin eravin at panix.com
Wed Apr 30 11:25:36 EDT 2008


On Mon, Apr 28, 2008 at 09:06:30PM -0400, Glenn Hochberg wrote:
>    On Apr 28, 2008, at 4:41 PM, [1]jloiacon at csc.com wrote:
>      Curious how the netflow data got stored in those files originally?
>      I.e., what format are they in?

>    Fair question (as to how they got stored in the files), but I don't
>    know the answer.  There are collectors somewhere in another
>    organization that store what appears to be the raw PDUs in v5 format
>    (i.e. binary).

If those packets were captured from the line, you might be able to
re-insert them with tcpreplay, or another program (maybe hping?) that
lets you stick raw data into packets.  If you can play them back on
a network interface then you could capture them with flow-capture the
usual way.


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