Stan Hoeppner skrev den 2013-05-10 21:25:
This simply means creating a rule to drop all outbound TCP 25 connections except those originating from the IP of your Postfix MTA.
or make DNAT iptables rule so all outgoing port 25 will go to lan postfix server on port 25 not remote deliver to mx :)
--senders that put my email into body content will deliver it to my own trashcan, so if you like to get reply, dont do it
