On Thu, Apr 07, 2011 at 05:57:24PM +0200, G?bor L?n?rt wrote:
> > Instead, Postfix requires that you have one or more of (reject,
> > reject_unauth_destination, etc.) SOMEWHERE in
> > sender_recipient_restrictions.
>
> I have the needed rejects at the sender, but not at the recipient, because I
> have the idea that if I reject "unwanted" things at the sender, I am safe
> not to do the same restrictions at the recipient restrictions.
You are confused. The above is simply wrong. Either the timing is
identical for both checks, and you gain nothing, or critical data (the
recipient domain) is missing at sender stage (if smtpd_delay_reject=no,
which is not recommended).
> The whole
> issue is because I want to reject things as soon as possible (heavy
> traffic),
Premature optimization is the root of all evil.
--
Viktor.
