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Re: To all of You who use: reject_non_fqdn_hostname and reject_unknown_hostname
From: /dev/rob0 (rob0
gmx.co.uk)
Date: Sat Sep 02 2006 - 08:16:40 CDT
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On Saturday 02 September 2006 02:22, postfixbitfreak.org wrote:
> I do use reject_non_fqdn_hostname with excellent results: it and
> reject_invalid_helo_hostname currently account for 45-60% of the
> messages blocked pre-queue and I've yet to get a false positive that
> wasn't due to someone not reading the fine MUA setup instructions.
> You do have to put in workarounds for the usual broken mail clients;
> however, SASL authentication and/or using the submission port makes
> that easy.
It's easy in any case. Simply use those restrictions after the ones to
permit relaying.
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