Oct 12 16:51:16 ubuntu imapd[10494]: connect from 192.168.2.179 (192.168.2.179)
Oct 12 16:51:16 ubuntu imapd[10494]: imap service init from 192.168.2.179
Oct 12 16:51:16 ubuntu imapd[10494]: Authenticated user=czanik host=czp.localnet [192.168.2.179] mech=PLAIN

Oct 12 16:53:00 ubuntu imapd[10525]: connect from 192.168.2.179 (192.168.2.179)
Oct 12 16:53:00 ubuntu imapd[10525]: imap service init from 192.168.2.179
Oct 12 16:53:00 ubuntu imapd[10525]: Authenticated user=czanik host=czp.localnet [192.168.2.179] mech=PLAIN
Oct 12 16:53:27 ubuntu imapd[10525]: Logout user=czanik host=czp.localnet [192.168.2.179]

Oct 12 16:53:27 ubuntu imapd[10494]: Logout user=czanik host=czp.localnet [192.168.2.179]

Oct 12 16:53:40 ubuntu imapd[10540]: connect from 192.168.2.179 (192.168.2.179)
Oct 12 16:53:40 ubuntu imapd[10540]: imap service init from 192.168.2.179
Oct 12 16:53:40 ubuntu imapd[10540]: Authenticated user=czanik host=czp.localnet [192.168.2.179] mech=PLAIN
Oct 12 16:54:09 ubuntu imapd[10540]: Logout user=czanik host=czp.localnet [192.168.2.179]

Oct 12 16:54:12 ubuntu imapd[10555]: connect from 192.168.2.179 (192.168.2.179)
Oct 12 16:54:12 ubuntu imapd[10555]: imap service init from 192.168.2.179
Oct 12 16:54:17 ubuntu imapd[10555]: Login failed user=asdf auth=asdf host=czp.localnet [192.168.2.179]
Oct 12 16:54:20 ubuntu imapd[10555]: AUTHENTICATE PLAIN failure host=czp.localnet [192.168.2.179]
Oct 12 16:54:20 ubuntu imapd[10555]: Login failed user=asdf auth=asdf host=czp.localnet [192.168.2.179]
Oct 12 16:54:48 ubuntu imapd[10555]: Unexpected client disconnect, while reading line user=asdf host=czp.localnet [192.168.2.179]

Oct 12 16:55:07 ubuntu imapd[10582]: connect from 192.168.2.179 (192.168.2.179)
Oct 12 16:55:07 ubuntu imapd[10582]: imap service init from 192.168.2.179
Oct 12 16:55:10 ubuntu imapd[10582]: pam_unix(imap:auth): authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=192.168.2.179  user=czanik
Oct 12 16:55:12 ubuntu imapd[10582]: Login failed user=czanik auth=czanik host=czp.localnet [192.168.2.179]
Oct 12 16:55:15 ubuntu imapd[10582]: AUTHENTICATE PLAIN failure host=czp.localnet [192.168.2.179]
Oct 12 16:55:15 ubuntu imapd[10582]: pam_unix(imap:auth): authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=192.168.2.179  user=czanik
Oct 12 16:55:17 ubuntu imapd[10582]: Login failed user=czanik auth=czanik host=czp.localnet [192.168.2.179]

Oct 12 16:55:23 ubuntu imapd[10583]: connect from 192.168.2.179 (192.168.2.179)
Oct 12 16:55:23 ubuntu imapd[10583]: imap service init from 192.168.2.179
Oct 12 16:55:23 ubuntu imapd[10583]: pam_unix(imap:auth): authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=192.168.2.179  user=czanik
Oct 12 16:55:25 ubuntu imapd[10583]: Login failed user=czanik auth=czanik host=czp.localnet [192.168.2.179]
Oct 12 16:55:28 ubuntu imapd[10583]: AUTHENTICATE PLAIN failure host=czp.localnet [192.168.2.179]
Oct 12 16:55:28 ubuntu imapd[10583]: pam_unix(imap:auth): authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=192.168.2.179  user=czanik
Oct 12 16:55:30 ubuntu imapd[10583]: Login failed user=czanik auth=czanik host=czp.localnet [192.168.2.179]
Oct 12 16:55:33 ubuntu imapd[10583]: Unexpected client disconnect, while reading line user=czanik host=czp.localnet [192.168.2.179]

Oct 12 16:55:35 ubuntu imapd[10582]: Authenticated user=czanik host=czp.localnet [192.168.2.179] mech=PLAIN