[OT] How to avoid Backscatter in Sendmail

Scott Silva ssilva at sgvwater.com
Thu Apr 22 20:04:31 IST 2010

on 4-21-2010 1:00 PM Bryan Guest spake the following:
> Hello
> As mentioned you could try  milter-ahead or smfsav, run as a milter from
> sendmail to drop the connection prior to the DATA command in the SMTP
> transaction.
> One note, apparently the same self appointed police at backscatterer.org
> also blacklist you for attempting to cut down on spam by using sender
> callouts.  So if you use smfsav, disable SAV or you will just get
> blacklisted again.
> Bryan
Sender callouts are just another form of backscatter.

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