In the next step, you must select from all the options displayed in the drop, the name you assigned to the XenToolBox instance to import it to your XenServer Pool.
Time Zone: Select Time Zone, this configuration not take place until you restart XenToolBox Machine.
Date and Time: XenToolBox acquires the time and date automatically according to your time zone, anyway, you can establish it manually.
This step is very important if you want an optimal performance of the application
