User:Paul/sandbox/Install Postgrey

WARNING: This article is in a user sandbox, indicating it is a rough draft, and as such, is likely incomplete, contains buggy and insecure configurations, and is subject to substantial and frequent changes.

Most of the commands in this article require  privileges:

username@servername:~$ sudo -i

Install Postgrey
Install the Postgrey package, then configure it to use unix domain sockets:

root@servername:~# aptitude install postgrey root@servername:~# mkdir /var/spool/postfix/postgrey root@servername:~# chown postgrey:root /var/spool/postfix/postgrey root@servername:~# nano /etc/default/postgrey

Change:
 * 1) POSTGREY_OPTS="--inet=10023"

Add: POSTGREY_OPTS="--user=postgrey --group=postgrey --unix=/var/spool/postfix/postgrey/postgrey.sock"

root@servername:~# service postgrey restart

Next step
Install and configure SPF.