drew at THEMARSHALLS.CO.UK
Tue Jul 12 20:12:32 IST 2005
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Lekas, Kosta wrote:
How do I prevent postfix from generating and trying to send
non-delivery reports to non-existent recipients at valid
Look at the wikihttp://wiki.mailscanner.info/doku.php?id=documentation:configuration:mta:postfi
:how_to:reject_non_existent_users will tell you how to reject unknown
users at SMTP stage rather than at delivery (Which is what is happening
I think this usually happens when some spammer tries to send
mail to an invalid recipient at my domain. The spammer uses a
fakeAddress at existingDomain.com. I fear I will get blacklisted
if this continues.
And use huge amounts of pointless bandwidth, cpu and other resources and
you will struggle to keep up if you get hit with a true 'directory'
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