==== Required information ====
- iRedMail version: 0.8.5
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Linux/BSD distribution name and version: Centos 6.4
- Related log if you're reporting an issue:
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When i set size limit in iRedAdmin-Pro it has no effect . Only effedt is when i set size in postfix main conf ( message_size_limit )