Domain used for spam - NDR responses
Jeff.Mills at versacold.com.au
Wed Oct 3 06:36:07 IST 2007
> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info
> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf
> Of Rob Sterenborg
> Sent: Wednesday, 3 October 2007 3:27 PM
> To: MailScanner discussion
> Subject: RE: Domain used for spam - NDR responses
> What MTA?
> I know that Postfix can do recipient address verification
> (just like sender address verification that some despise), if
> the final receiving MTA rejects non-existing recipients.
> Perhaps you can use this, in which case you don't need relay
> recipient maps.
> Of course you'll have the penalty of some extra network
> traffic between the relay and the final MTA's.
MTA is Postfix.
Interesting.. So if I understand correctly, postfix will query the
backend server to see if a user exists before it accepts the inbound
I will look into that now.
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