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</o:shapelayout></xml><![endif]--></head><body lang=DE-CH link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span lang=EN-GB>hello<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>running with following Setup booster, postfix, Dovecot, mysql and meny other nice tools<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>searching for solutions I see meny other running with same questions like this, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>so please what i need to read or setup that i don’t receive so many failed logon try? “unknown user"<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>i see, meny “fix” this fail2ban, but iam shure that Dovecot has also any solution for this? so friendly<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>asking how to close this request from trying for failed logon.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>May 14 time Dovecot/auth-worker(8075): Debug: Loading modules from directory: /usr/lib/dovecot/modules/auth<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>May 14 time Dovecot/auth-worker(8075): Debug: Module loaded: /usr/lib/dovecot/modules/auth/lib20_auth_var_expand_crypt.so<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>May 14 time Dovecot/auth-worker(8075): Debug: Module loaded: /usr/lib/dovecot/modules/auth/libdriver_mysql.so<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>May 14 time Dovecot/auth-worker(8043): Debug: sql(acastus@example.ch,IP): query: SELECT username AS user, password, '/folder/example.ch/acastus' AS userdb_home, '10000' AS userdb_uid, '10000' AS userdb_gid, CONCAT('maildir:storage=', (quota*1024)) as userdb_quota FROM mailbox WHERE username='acastus@example.ch' AND active = 1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>May 14 time Dovecot/auth-worker(8026): Info: sql(acastus@example.ch,IP): unknown user<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal>thanks<o:p></o:p></p><p class=MsoNormal>Mauri<o:p></o:p></p></div></body></html>