DragonFlyBSD Project Update - colo upgrade, future trends

[Constantine A. Murenin]

On Mon, 29 Jul 2019 at 20:40, Pierre Abbat <phma at leaf.dragonflybsd.org>
wrote:

> On Monday, 29 July 2019 13.10.27 EDT Constantine A. Murenin wrote:
> > Greylisting through PF spamd is also an option.
>
> Crater and leaf run Postfix, as do my mail servers. I use Postgrey.
>

Postfix's not a firewall, so, there's no reason it should be incompatible
with PF spamd.

    http://mdoc.su/o/spamd.8

PF spamd certainly has some drawbacks, but one of the benefits is that you
could whitelist certain hosts through passive OS fingerprinting, which
could make sure you don't actually get any mail ever delayed from the
friendly boxes worldwide.

C.
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