nanog mailing list archives

Re: Recommended DDoS mitigation appliance?


From: Denys Fedoryshchenko <nuclearcat () nuclearcat com>
Date: Mon, 18 Nov 2019 11:48:06 +0200

On 2019-11-18 04:23, Richard wrote:
I would say you are making some assumptions that are not fact based.
The OP is very knowledgeable and would not mince words or waste
bandwidth. Let us see what he has to say in regards to your remarks.
He will be able to make this more clear once he has read what people
have stated in other responses.

Respectfully, of course, Richard Golodner
On 11/17/19 8:12 PM, Töma Gavrichenkov wrote:

Peace,

On Mon, Nov 18, 2019, 1:49 AM Rabbi Rob Thomas <robt () cymru com>
wrote:

I am going to assume you want it to spit out 10G clean, what
size
dirty traffic are you expecting it to handle?

Great question!  Let's say between 6Gbps and 8Gbps dirty.

As someone making a living as a DDoS mitigation engineer for the
last 10 years (minus 1 month) I should say your threat model is sort
of unusual.  Potential miscreants today should be assumed to have
much more to show you even on a daily basis.

Is it like you also have something filtering upstream for you, e.g.
flowspec-enabled peers?

--
Töma



AFAIK new threats (SYN+ACK amplification) can't be mitigated over flowspec and they can reach 40+Gbps easily.


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