the /etc/dovecot.conf
May 08 09:45:48 master: Info: Dovecot v2.0.13 starting up (core dumps disabled)
May 08 09:46:05 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 09:46:05 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 09:53:52 auth: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 09:53:52 master: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 09:53:52 anvil: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 09:53:52 log: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 09:53:52 log: Error: Received master input for invalid service_fd 20: 20 21054 BYE
May 08 09:54:23 master: Info: Dovecot v2.0.13 starting up (core dumps disabled)
May 08 09:55:04 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:04 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:04 pop3-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:04 pop3-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:16 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:16 imap-login: Info: Disconnected (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS: SSL_read() failed: error:14094418:SSL routines:SSL3_READ_BYTES:tlsv1 alert unknown ca: SSL alert number 48
May 08 09:55:17 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:32 imap-login: Info: Disconnected (auth failed, 3 attempts): user=<office>, method=PLAIN, rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:32 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:36 imap-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=192.168.2.1, lip=192.168.2.5, mpid=1595, TLS
May 08 09:55:36 imap(office@qwerty.ro): Info: Disconnected: Logged out bytes=8/334
May 08 09:55:40 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 09:55:40 imap-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=192.168.2.1, lip=192.168.2.5, mpid=1598, TLS
May 08 09:55:41 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 09:57:11 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 09:57:44 imap-login: Info: Disconnected (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS handshaking: Disconnected
May 08 09:57:44 pop3-login: Info: Disconnected (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS handshaking: SSL_accept() failed: error:14094418:SSL routines:SSL3_READ_BYTES:tlsv1 alert unknown ca: SSL alert number 48
May 08 09:57:44 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:57:44 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:57:44 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:57:44 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:57:44 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:57:44 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:58:04 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:58:04 imap-login: Info: Disconnected (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS handshaking: SSL_accept() failed: error:14094418:SSL routines:SSL3_READ_BYTES:tlsv1 alert unknown ca: SSL alert number 48
May 08 09:58:05 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:58:19 imap-login: Info: Disconnected (auth failed, 3 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:58:19 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:58:23 imap-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, mpid=1630, TLS
May 08 09:58:24 imap(office@qwerty.ro): Info: Disconnected: Logged out bytes=8/334
May 08 09:58:25 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:58:33 imap-login: Info: Disconnected (auth failed, 3 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 09:59:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:01:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:03:11 imap-login: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:03:11 config: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:03:11 anvil: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:03:11 log: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:03:11 imap(office@qwerty.ro): Info: Disconnected: Disconnected in IDLE bytes=823/4721
May 08 10:03:11 master: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:03:45 master: Info: Dovecot v2.0.13 starting up (core dumps disabled)
May 08 10:04:04 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 10:04:04 imap-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=192.168.2.1, lip=192.168.2.5, mpid=1571, TLS
May 08 10:04:04 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:04:35 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:05:01 imap-login: Info: Disconnected (auth failed, 6 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:05:36 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:07:37 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:07:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:07:56 imap-login: Info: Disconnected (auth failed, 3 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:09:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:11:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:13:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:15:36 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:17:37 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:17:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:17:52 imap-login: Info: Disconnected (auth failed, 3 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:19:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:21:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:23:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:25:36 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:25:37 config: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:25:37 master: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:25:37 log: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:25:37 anvil: Warning: Killed with signal 15 (by pid=1 uid=0 code=kill)
May 08 10:26:05 master: Info: Dovecot v2.0.13 starting up (core dumps disabled)
May 08 10:26:32 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 10:26:32 imap-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=192.168.2.1, lip=192.168.2.5, mpid=1642, TLS
May 08 10:26:32 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:26:33 imap-login: Info: Aborted login (no auth attempts): rip=192.168.2.1, lip=192.168.2.5, TLS
May 08 10:26:33 imap-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=192.168.2.1, lip=192.168.2.5, mpid=1647, TLS
May 08 10:27:27 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:27:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:27:43 imap-login: Info: Disconnected (auth failed, 3 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:28:20 imap-login: Info: Disconnected (auth failed, 6 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:29:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:29:52 pop3-login: Info: Disconnected (auth failed, 1 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:30:00 pop3-login: Info: Disconnected (auth failed, 1 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:31:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:33:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:35:36 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:37:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:39:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:40:40 pop3-login: Info: Aborted login (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:40:46 pop3-login: Info: Aborted login (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:40:49 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:40:49 imap-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:40:49 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:40:49 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:40:50 pop3-login: Info: Aborted login (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:40:57 pop3-login: Info: Aborted login (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:41:01 pop3-login: Info: Aborted login (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:41:03 pop3-login: Info: Aborted login (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:41:10 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:41:14 pop3-login: Info: Aborted login (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:41:17 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:41:17 pop3-login: Info: Disconnected (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS: SSL_read() failed: error:14094418:SSL routines:SSL3_READ_BYTES:tlsv1 alert unknown ca: SSL alert number 48
May 08 10:41:19 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:41:33 pop3-login: Info: Disconnected (auth failed, 3 attempts): user=<office>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:41:33 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:41:37 pop3-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, mpid=1823, TLS
May 08 10:41:37 pop3(office@qwerty.ro): Info: Disconnected: Logged out top=0/0, retr=0/0, del=0/1, size=1902
May 08 10:41:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:41:42 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:41:42 pop3-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, mpid=1827, TLS
May 08 10:41:42 pop3(office@qwerty.ro): Info: Disconnected: Logged out top=0/0, retr=1/1919, del=0/1, size=1902
May 08 10:42:02 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:43:37 pop3-login: Info: Aborted login (no auth attempts): rip=79.119.141.129, lip=192.168.2.5, TLS
May 08 10:43:38 pop3-login: Info: Login: user=<office@qwerty.ro>, method=PLAIN, rip=79.119.141.129, lip=192.168.2.5, mpid=1833, TLS
May 08 10:43:38 pop3(office@qwerty.ro): Info: Disconnected: Logged out top=0/0, retr=0/0, del=0/1, size=1902
May 08 10:43:38 pop3-login: Info: Disconnected: Inactivity (no auth attempts): rip=64.19.131.67, lip=192.168.2.5
May 08 10:43:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:44:01 pop3-login: Info: Disconnected: Inactivity (auth failed, 1 attempts): user=<admin>, method=PLAIN, rip=64.19.131.67, lip=192.168.2.5
May 08 10:45:36 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:47:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin
May 08 10:49:39 dict: Info: mysql(127.0.0.1): Connected to database iredadmin