[105459] in North American Network Operators' Group
Re: Cloud service [was: RE: EC2 and GAE means end of ip address
daemon@ATHENA.MIT.EDU (Ken Simpson)
Tue Jun 24 09:37:45 2008
From: Ken Simpson <ksimpson@mailchannels.com>
To: <frnkblk@iname.com>
In-Reply-To: <!&!AAAAAAAAAAAuAAAAAAAAAKTyXRN5/+lGvU59a+P7CFMBAN6gY+ZG84BMpVQcAbDh1IQAAAATbSgAABAAAADoNciCHM7vSqwvHd+8fsatAQAAAAA=@iname.com>
Date: Tue, 24 Jun 2008 06:37:34 -0700
Cc: nanog@nanog.org
Errors-To: nanog-bounces@nanog.org
> Source IP blocking makes up a large portion of today's spam arrest
> approach,
> so we shouldn't discount the CPU benefits of that approach too
> quickly.
>
> I'm not sure where today's technology is in regards for caching the
> first 1
> to 10kB of a session....once enough information is garnered to
> block, issue
> TCP RSETs. If it's good, free the contents of the cache.
What's your interest in mopping up spam in the middle of the network?
Usually spam is viewed as a leaf-node problem (much to the chagrin of
receivers, actually).
Regards,
Ken
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Ken Simpson
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