[botkin@mail ~]$ sudo tail /var/log/dovecot.log -n 30
dovecot: Aug 28 08:40:18 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:18 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:18 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:18 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:18 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:18 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:19 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:20 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:21 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:21 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:21 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:21 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:21 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:22 Info: pop3-login: Login failed: Plaintext authentication disabled: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:40:22 Info: pop3-login: Aborted login: rip=62.20.103.103, lip=10.0.0.102
dovecot: Aug 28 08:41:35 Info: pop3-login: Disconnected: rip=62.20.103.103, lip=10.0.0.102