==== Required information ====
- iRedMail version: 0.8.7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): SQL
- Linux/BSD distribution name and version: Ubuntu 14.04
- Related log if you're reporting an issue:
====
I installed iRedMail today, it's working but I had to disable Greylist because it was blocking emails from gmail and hotmail! Why? Is it normal?