[candidhosting.com #25891] AutoReply: RE: Identifying DoS-attacked IP address(es) (fwd)

Mon Dec 16 21:27:59 UTC 2002

who signed up a ticketing system to nanog??

--Chris
(chris at uu.net)

---------- Forwarded message ----------
Date: Mon, 16 Dec 2002 16:22:09 -0500 (EST)
From: Candid Hosting Support <support at candidhosting.com>
To: chris at UU.NET
Subject: [candidhosting.com #25891] AutoReply: RE: Identifying DoS-attacked
    IP address(es)

Greetings,
This message has been automatically generated in response to your trouble ticket request regarding: "RE: Identifying DoS-attacked IP address(es)", a summary of which appears at the bottom of this e-mail.

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-------------------------------------------------------------------------

On Mon, 16 Dec 2002, Livio Ricciulli wrote:

> FYI, we developed a system that sniffs FE,GE,DS3,OC3-48 POS and creates
> a model using the cross-product of:
> 1) source/destination address distributions
> 2) packet rate
> 3) protocol

But I can't field deploy this 2 continents away at 4am with 10 mins
notice...

>
> This works very well to detect floods and does not require messing with
> routers..
>
> Livio.
>
> -----Original Message-----
> From: owner-nanog at merit.edu [mailto:owner-nanog at merit.edu] On Behalf Of
> Neil J. McRae
> Sent: Monday, December 16, 2002 9:38 AM
> To: Andre Chapuis
> Cc: Christopher L. Morrow; nanog at nanog.org
> Subject: Re: Identifying DoS-attacked IP address(es)
>
>
> Sampled netflow, or look at the traceback stuff in later
> IOS 12.0S versions.  Avoid filter lists as the GSR engine cards
> have a statically limited number of entries.
>
> Regards,
> Neil.
>

(NH)