[root@mark conf.d]# tail -f /var/log/dovecot-deliver.log Sep 23 16:37:17 pop3-login: Info: Disconnected (no auth attempts): rip=210.x.x.x, lip=210.x.x.x, secured Sep 23 16:37:36 pop3-login: Info: Aborted login (auth failed, 3 attempts): user=<test>, method=PLAIN, rip=210.x.x.x, lip=210.x.x.x, TLS  

[root@m home]# tail -f /var/log/dovecot-deliver.log Sep 23 16:39:15 pop3-login: Info: Login: user=<test>, method=PLAIN, rip=210.y.y.y, lip=210.y.y.y, mpid=22547, TLS Sep 23 16:39:15 pop3(test): Info: Disconnected: Logged out top=0/0, retr=0/0, del=0/0, size=0  

[root@mark conf.d]# telnet 210.x.x.x 110 Trying 210.x.x.x... Connected to 210.x.x.x. Escape character is '^]'. +OK Dovecot ready. user test +OK pass 123456 +OK Logged in. [root@m home]# telnet 210.y.y.y 110 Trying 210.y.y.y... Connected to 210.y.y.y. Escape character is '^]'. +OK Dovecot ready. user test +OK pass 123456 +OK Logged in.  

Sep 23 16:43:26 imap-login: Info: Login: user=<test>, method=PLAIN, rip=::1, lip=::1, mpid=2230, secured Sep 23 16:43:26 imap(test): Info: Disconnected: Logged out bytes=294/2677  

protocols = imap pop3 lmtp mail_location = maildir:~/Maildir disable_plaintext_auth = no log_path = /var/log/dovecot-deliver.log