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Re: Advanced tricks I use to get rid of spam using MX 4xx

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Subject: Re: Advanced tricks I use to get rid of spam using MX 4xx
From: Adam McKenna <adam@flounder.net>
Date: Tue, 28 Nov 2006 10:15:26 -0800
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References: <45686D69.5040003@perkel.com> <20061127143127.GA29898@discworld.dyndns.org> <456B03BA.1060303@perkel.com> <20061127.205358.137068445.hanche@math.ntnu.no>
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On Mon, Nov 27, 2006 at 08:53:58PM +0100, Harald Hanche-Olsen wrote:
> Are there Unix variants that will let you decide in userland what to
> do about an incoming SYN?  The Hurd perhaps?  AFAIK, one of the design
> goals of the Hurd is precisely to move stuff from the kernel into
> userland.

I would imagine the easiest way to accomplish this is to figure out how many
connections your server can handle, and set the number of available SMTP TCP
connections to that value.

--Adam

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