# 2.2.9: /etc/dovecot/dovecot.conf
# OS: Linux 3.13.0-44-generic x86_64 Ubuntu 14.04.2 LTS ext4
auth_debug = yes
auth_debug_passwords = yes
auth_mechanisms = plain login
auth_verbose = yes
disable_plaintext_auth = no
mail_debug = yes
mail_location = maildir:/var/mail/vhosts/%d/%n
mail_privileged_group = mail
namespace inbox {
  inbox = yes
  location =
  mailbox Drafts {
    special_use = Drafts
  }
  mailbox Junk {
    special_use = Junk
  }
  mailbox Sent {
    special_use = Sent
  }
  mailbox "Sent Messages" {
    special_use = Sent
  }
  mailbox Trash {
    special_use = Trash
  }
  prefix =
}
passdb {
  args = /etc/dovecot/dovecot-sql.conf.ext
  driver = sql
}
protocols = imap lmtp
service auth-worker {
  user = vmail
}
service auth {
  unix_listener /var/spool/postfix/private/auth {
    group = postfix
    mode = 0666
    user = postfix
  }
  unix_listener auth-userdb {
    mode = 0600
    user = vmail
  }
  user = dovecot
}
service imap-login {
  inet_listener imap {
    port = 0
  }
}
service lmtp {
  unix_listener /var/spool/postfix/private/dovecot-lmtp {
    group = postfix
    mode = 0600
    user = postfix
  }
}
service pop3-login {
  inet_listener pop3 {
    port = 0
  }
}
ssl = required
ssl_ca = </root/ca/cacert.pem
ssl_cert = </root/ca/requests/webservercert.pem
ssl_key = </root/ca/requests/webserverkey.pem
ssl_key_password = 1234
ssl_protocols = !SSLv3 !SSLv2
userdb {
  args = uid=vmail gid=vmail home=/var/mail/vhosts/%d/%n
  driver = static
}
verbose_ssl = yes

Jul 13 08:25:01 ip-172-31-46-23 dovecot: lmtp(10026): Connect from local
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth: Debug: Loading modules from directory: /usr/lib/dovecot/modules/auth
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth: Debug: Module loaded: /usr/lib/dovecot/modules/auth/libdriver_mysql.so
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth: Debug: Read auth token secret from /var/run/dovecot/auth-token-secret.dat
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth: Debug: master in: USER#0111#011root@hubble-studios.co.za#011service=lmtp
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth-worker(10039): Debug: Loading modules from directory: /usr/lib/dovecot/modules/auth
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth-worker(10039): Debug: Module loaded: /usr/lib/dovecot/modules/auth/libdriver_mysql.so
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth-worker(10039): Debug: sql(root@hubble-studios.co.za): query: SELECT email as user, password FROM virtual_users WHERE email='root@hubble-studios.co.za';
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth-worker(10039): sql(root@hubble-studios.co.za): unknown user
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth: Debug: userdb out: NOTFOUND#0111
Jul 13 08:25:01 ip-172-31-46-23 dovecot: lmtp(10026): Debug: auth input:
Jul 13 08:25:01 ip-172-31-46-23 postfix/lmtp[10036]: 6949A80AD3: to=<root@hubble-studios.co.za>, orig_to=<root>, relay=hubble-studios.co.za[private/dovecot-lmtp], delay=0.04, delays=0.01/0/0/0.02, dsn=5.1.1, status=bounced (host hubble-studios.co.za[private/dovecot-lmtp] said: 550 5.1.1 <root@hubble-studios.co.za> User doesn't exist: root@hubble-studios.co.za (in reply to RCPT TO command))
Jul 13 08:25:01 ip-172-31-46-23 dovecot: lmtp(10026): Disconnect from local: Successful quit
Jul 13 08:25:01 ip-172-31-46-23 postfix/cleanup[10032]: 70F1780AD4: message-id=<20150713082501.70F1780AD4@hubble-studios.co.za>
Jul 13 08:25:01 ip-172-31-46-23 postfix/qmgr[20721]: 70F1780AD4: from=<>, size=3629, nrcpt=1 (queue active)
Jul 13 08:25:01 ip-172-31-46-23 postfix/bounce[10041]: 6949A80AD3: sender non-delivery notification: 70F1780AD4
Jul 13 08:25:01 ip-172-31-46-23 dovecot: lmtp(10026): Debug: none: root=, index=, indexpvt=, control=, inbox=, alt=
Jul 13 08:25:01 ip-172-31-46-23 dovecot: lmtp(10026): Connect from local
Jul 13 08:25:01 ip-172-31-46-23 postfix/qmgr[20721]: 6949A80AD3: removed
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth: Debug: master in: USER#0112#011root@hubble-studios.co.za#011service=lmtp
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth-worker(10039): Debug: sql(root@hubble-studios.co.za): query: SELECT email as user, password FROM virtual_users WHERE email='root@hubble-studios.co.za';
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth-worker(10039): sql(root@hubble-studios.co.za): unknown user
Jul 13 08:25:01 ip-172-31-46-23 dovecot: auth: Debug: userdb out: NOTFOUND#0112
Jul 13 08:25:01 ip-172-31-46-23 dovecot: lmtp(10026): Debug: auth input:
Jul 13 08:25:01 ip-172-31-46-23 postfix/lmtp[10036]: 70F1780AD4: to=<root@hubble-studios.co.za>, relay=hubble-studios.co.za[private/dovecot-lmtp], delay=0.01, delays=0/0/0/0, dsn=5.1.1, status=bounced (host hubble-studios.co.za[private/dovecot-lmtp] said: 550 5.1.1 <root@hubble-studios.co.za> User doesn't exist: root@hubble-studios.co.za (in reply to RCPT TO command))
Jul 13 08:25:01 ip-172-31-46-23 dovecot: lmtp(10026): Disconnect from local: Successful quit
Jul 13 08:25:01 ip-172-31-46-23 postfix/qmgr[20721]: 70F1780AD4: removed