nanog mailing list archives

Re: Lazy network operators


From: Niels Bakker <niels=nanog () bakker net>
Date: Fri, 16 Apr 2004 18:44:05 +0200


On the other hand, we've had DDoS prevention mechanisms (based on
multiple rate-limiters, for different kinds of packets) deployed for
over 6 months now.  They seem to work just fine, are always active,
and require no state in the network.

* paul () vix com (Paul Vixie) [Fri 16 Apr 2004, 17:14 CEST]:
you know how to rate-limit without state in the network?  please explain.

Unlike PNAT, you don't need to look at packets traveling both ways.
This is a plus, I suppose.


        -- Niels.


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