Panasonic WJ-RT416 Network Operating Instructions page 37

[NTP Setup] tab
I Time Adjustment
Select "On" or "Off" to determine whether or not to
adjust time by synchronizing with the NTP server.
Default: Off
I NTP Server Address
Enter the NTP server address when "On" is selected for
"NTP Synchronization".
Enter up to 128 alphanumeric characters (including
hyphens (-), periods (.) and underscores (_)).
I Refresh Interval
Select an interval of time inquiry to the NTP server from
the following.
1h, 2h, 6h, 12h, 24h
Default: 1h
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