==== Required information ====
- iRedMail version : 0.9.6
- Linux/BSD distribution name and version: ubuntu 14.04
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx): Nginx
- Manage mail accounts with iRedAdmin-Pro?, not yet
- Related log if you're reporting an issue:
====
Problem:
when i register the facebook,twitter,apple.com ,i receive nothing from these sites and no log was created.
i can receive email from my gmail account.and the log was created,i can see info in /var/log/mail.log
Related info:
have turned off the greylisting,and have no whitelist/blacklist
fail2ban was not chooseen while installing
allowed insecure POP3/IMAP connections