Reduce spam significant

With policyd-weight you are able to reject mails before the body is received by your MTA, here postfix. No bounce mails, less wasted bandwidth and cpu time. policyd-weight scores characteristics of the mail positive or negative, is a defined value reached, it got rejected. The scores are currently: DNSBLs/RHSBLs…

Running different policyd-weight instances

Why run different instances of policyd-weight? Cause you may want use different scorings based on Access Policy Delegation. At first you need make a copy of policyd-weight and modify it, since Robert didn't implement a switch to specify a config file (yet): # cp policyd-weight policyd-weight-instance2 # sed "s/\/policyd-weight.conf/…

Different Postfix Access Policy Delegation

Today I got some hints how to use different Access Policy Delegation with postfix. This it opens the possibility to use different check_policy_service in dependency on sender address, client ip ... and so on. Create aliases for groups of access restrictions in /etc/postfix/main.cf: smtpd_restriction_classes…