Could Be OT: How many people only accept reverse DNS lookupmail?

[Julian Field]

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Kevin Miller wrote:
> Michael Baird wrote:
> 
>> I've been testing http://smfs.sourceforge.net/smf-sav.html this milter
>> as well, on a lower pref MX (Spam Catcher). It goes further then just
>> checking reverse DNS, it also checks whether the domain actually
>> accepts mail, and if it accepts mail for the specified sender.
> 
> Just installed this on a test server and a third level mx gateway (that
> gets maybe a half dozen non spam emails on a good day!)
> 
> Have one question though - how do these sorts of milters deal with
> mailing lists?  An awful lot of them seem to send from no-reply
> addresses.  Do list senders typically create a valid account and just
> quietly drop any mail back, or what?  I can see the sender check
> dropping a lot of valid email from lists so am a bit leary about it.  Am
> I losing sleep over nothing?

On a slightly related question, I built this on a client's machine the 
other day, but could not remotely see how to configure it. The docs are 
next to useless from what I could find.

Hints?

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Julian Field
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