==== Required information ====
- iRedMail version: 0.8.4
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Linux/BSD distribution name and version: Ubuntu 12.04
- Related log if you're reporting an issue:
====
I've performed a clean fresh installation with iRedAdmin PRO, I have a slow delivery of email from and to any email domain, internal or external. What do you think is?
How to disable greylist check?