Category: postfix

  • postfix / postscreen and dns blacklist fun

    first steps in using postfix’s postscreen for dns blacklist stuff; fixing access to allow in known pop3/imap authed connections….

  • postsrsd monit config

    This might work to configure monit on Debian (Jessie) to monitor postsrsd. check process postsrsd matching “/usr/sbin/postsrsd” group postsrsd start program = “/etc/init.d/postsrsd start” stop program = “/etc/init.d/postsrsd stop” if failed host localhost port 10001 then restart if failed host localhost port 10002 then restart

  • python content_filter for Postfix (rewriting the subject)

    A python script which can be used as a Postfix content_filter to headers email going through it … (example shows changing the Subject).

  • Postfix – connect from unknown[ip.address]

    One server I poke around on, has a number of postfix instances (see: postmulti). Interestingly, one instance was logging things like : Oct 26 22:02:05 mail postfix-blah/smtpd[59158]: connect from unknown[1.2.3.4] Oct 26 22:02:05 mail postfix-blah/smtpd[59158]: CA9292EE2C0: client=unknown[1.2.3.4]