[netflow-tools] flowd-reader export

Gijs Molenaar gijs at looze.net
Fri Mar 24 18:52:11 EST 2006

Murray Shields schreef:
> Is there any documentation on the export as generated by flowd-reader? 
> For example, what are the possible values and meanings for proto (I know 
> 6 is TCP)?

googlin for 'ip protocol numbers' was quite usefull.
> What is the most accurate way of matching bi-directional 
> packets (is it simply a specific port number range)?
> Can I simply assume that the LOWER port number is the port, and the 
> higher is for matching?
By my knowledge flows are uni-directional. So if you have a TCP session, 
2 flows are
created. There is a source and destination port, but now lower and 
higher. But maybe
I'm wrong...

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