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Re: SPF and greylisting conditioning

From: Michal Bruncko (michal.brunckozssos.sk)
Date: Wed Sep 29 2010 - 10:57:03 CDT


Thank you for hint. It seems that this soft is also included in my
distro repository (fedora), perfect! :)

michal

On 29. 9. 2010 11:36, Stan Hoeppner wrote:
> Michal Bruncko put forth on 9/29/2010 4:03 AM:
>
>> I mean automatically accepted by postfix, but not automatically
>> forwarded to mailboxes. My idea lies on principle, that if sender have
>> valid SPF record, there is no need to greylist (and delaying mail
>> receiving), but... SPF and greylisting are only one part of mail
>> checking (checking directly in smtpd_recipient_restrictions in postfix).
>> I am using amavis with SA, viruschecking and next supplementary tests
>> (razor, ddc and so on) for scoring mails and then forwarding through
>> MDA to mailboxes.
>
> milter-greylist will do exactly what you want.
>
> http://hcpnet.free.fr/milter-greylist/
>
> "SPF records
>
> Starting with version 1.1.3, milter-greylist is able to use libspf_alt
> to check SPF records. SPF records are DNS objects that tell the whole
> Internet which server(s) can legally send e-mail from a domain.
>
> Using SPF records, milter-greylist will avoid greylisting any mail that
> comes from an SPF-compliant server. This feature is optionnal and
> requires libspf_alt
>
> Starting with 1.1.10, libspf (James Couzens's version) is also
> supported. libpsf2 is supported starting with version 1.7.2."
>
>