Time Server
Applicable to: macOS 10.12.4 and supported newer version.
Create Time Server configuration to allow devices to connect to custom time servers.
Creating a Time Server configuration
Procedure
- Select Configurations.
 - Click + Add.
 - Type time in the search field, and then click the Time Server configuration.
 - Enter a name and describe the configuration.
 - Specify NTP Server.
 - Specify Time Zone string in Olson Time Zone ID format (for example, Pacific / Midway). To get the Olson Time Zone format, run the 
"/usr/sbin/systemsetup -listtimezones" command on the administrator's macOS device. - Click Next to configure the distribution settings.
 - Click Done.
 
For more information, see How to create a configuration