Sep 25 20:04:12 lion dovecot: POP3(rupert@domain1.com): Disconnected top=0/0, retr=0/0, del=0/0, size=0
Sep 25 20:04:28 lion dovecot: auth(default): client in: AUTH    1       PLAIN   service=POP3    secured lip=127.0.0.1   rip=127.0.0.1   resp=AHJ1cGVydEBwdXJwbGVwYXcuY28udWsAcGFzc3dvcmQ=
Sep 25 20:04:30 lion dovecot: auth(default): pam(rupert@domain1.com,127.0.0.1): pam_authenticate() failed: Authentication failure
Sep 25 20:04:30 lion dovecot: auth(default): client out: OK     1       user=rupert@domain1.com    mail=maildir:/var/mail/domain1.com
Sep 25 20:04:30 lion dovecot: auth(default): master in: REQUEST 6       7647    1
Sep 25 20:04:30 lion dovecot: auth(default): passwd(rupert@domain1.com,127.0.0.1): unknown user
Sep 25 20:04:30 lion dovecot: auth(default): master out: USER   6       rupert@domain1.com  uid=2000        gid=1002       home=/var/mail/domain1.com
Sep 25 20:04:30 lion dovecot: pop3-login: Login: user=<rupert@domain1.com>, method=PLAIN, rip=127.0.0.1, lip=127.0.0.1, secured