Trouble with virtual_alias_maps and mailman stopped working

Hi, I'm having some trouble with my production server, that mailman stopped working apparently without any modification. I think everything at my postfix configuration is ok, but what I'm seeing is that virtual_alias_maps isn't working as expected. My setup consists in one virtual domain example.co

Filter before delivery without procmail or maildrop

Hi all, Is it possible to filter incoming messages before mailbox delivery without use of procmail or maildrop? I'm trying to use osbf-lua spamfilter, I setup this with postfix after-queue filter http://www.postfix.org/FILTER_README.html but it's not what I want, because outgoing mails are being