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Re: handling ddos attacks
- From: Steve Gibbard
- Date: Thu May 20 15:32:08 2004
A paper based on a presentation I did at the PAIX peering forum in
December is here: http://www.stevegibbard.com/ddos-talk.htm
I should probably update it a bit, but that may not happen any time soon.
Slides from another presentation at the same conference are here:
On Thu, 20 May 2004, Mark Kent wrote:
> I've been trying to find out what the current BCP is for handling ddos
> attacks. Mostly what I find is material about how to be a good
> net.citizen (we already are), how to tune a kernel to better withstand
> a syn flood, router stuff you can do to protect hosts behind it, how
> to track the attack back to the source, how to determine the nature of
> the traffic, etc.
> But I don't care about most of that. I care that a gazillion
> pps are crushing our border routers (7206/npe-g1).
> Other than getting bigger routers, is it still the case that the best
> we can do is identify the target IP (with netflow, for example) and
> have upstreams blackhole it?