Samsung RNX-EASYN4 - Manual (Page 103)

Wireless Router RNX-EasyN4 User Manual
Time Zone: Select the time zone of the country you are currently in. The router
will set its time based on your selection.
NTP Time Server: This accept local the IP Address of Local NTP Time Server
Address.
Daylight Savings: The router can also take Daylight Savings into account. If
you wish to use this function, you must select the Daylight
Savings Time period and check/tick the enable box to
enable your daylight saving configuration.
Click <Apply> at the bottom of the screen to save the above configurations
Synchronize with PC
You could synchronize timer with your Local PC time.
PC Date and Time: This field would display the PC date and time.