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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: Charles Cazabon <qmail@discworld.dyndns.org>
Date: Mon, 27 Nov 2006 14:56:15 -0600
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Marc Perkel <marc@perkel.com> wrote:
>
> > That is correct.  Any MTA which immediately tries another delivery upon
> > receiving a temporary deferral is broken.
> 
> So - Qmail does it right and every other MTA does it wrong?

No.  Most MTAs also back off before trying again if they receive a temporary
deferral.

Note the difference between "failure to connect", "failure to get a banner",
and "temporary deferral".

Charles
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Charles Cazabon                               <qmail@discworld.dyndns.org>
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