On 21 Nov 2014, at 9:19, Robert Duffy wrote:

What open-source NetFlow analysis tools would you recommend for quickly
detecting a DDoS attack?

I generally recommend that folks get started with something like nfdump/nfsen or ntop. There are other, more sophisticated tools out there, but these allow one to get up and running quickly, and to gain valuable operational experience with which to evaluate more sophisticated tools, if they're needed.

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Roland Dobbins <rdobb...@arbor.net>

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