[Freeipa-users] How Set authentication for ldapsearch

Hi! When i use command ldapsearch -h ldap.exemple.com -p 389 -x -b dc=exemple,dc=com -L I get all information about my instance without any authentication How i can set authentication to this action ? When i change port ldapsearch -h ldap.exemple.com -p 636 -x -b dc=exemple,dc=com -L I didnt get any response why is that so ? Thank you!