Usage: systemsetup -settimezone <timezone>
Set current time zone to <timezone>. Use “-listtimezones” to list time zones.
Usage: systemsetup -listtimezones
List time zones supported by this machine.
Usage: systemsetup -getusingnetworktime
Display whether network time is on or off.
Usage: systemsetup -setusingnetworktime <on off>
Set using network time to either <on> or <off>.
Usage: systemsetup -getnetworktimeserver
Display network time server.
Usage: systemsetup -setnetworktimeserver <timeserver>
Set network time server to <timeserver>.
