cron for changing root passwords on servers periodically

What is the cronjob for resetting root password on servers periodically ?

In Ezeelogin V6.x or 7.x.

  The file /var/spool/cron/<admin_user> on your Ezeelogin gateway should have the following contents.

 In order to automatically reset the password on all servers, you should also enable "Automated Password Change".

  Navigate to Settings>Security>Automated Password Change.