ZyXEL Communications ZyXEL ZyWALL IDP 10 - Manual (Page 87)

ZyWALL IDP 10 User’s Guide
Maintenance Screens 8-5
Table 8-3 Time and Date
LABEL DESCRIPTION
New Time
(hh:mm:ss)
This field displays the last updated time from the timeserver or the last time configured manually.
When you set Time and Date Setup to Manual, enter the new time in this field and then click Apply.
New Date
(yyyy-mm-
dd)
This field displays the last updated date from the timeserver or the last date configured manually.
When you set Time and Date Setup to Manual, enter the new date in this field and then click Apply.
Get from
Time Server Select this radio button to have the ZyWALL get the time and date from the timeserver you specify below.
Time
Protocol
Select the time service protocol that your timeserver sends when you turn on the ZyWALL.
The NTP (RFC 1305) format displays a 4-byte integer giving the total number of seconds since 1970/1/1 at 0:0:0.
Time Server
Address
Enter the IP address or URL of a timeserver. Check with your ISP/network administrator if you are unsure of this
information. The ZyWALL uses a pre-defined list of NTP timeservers if you do not specify a timeserver or it cannot
synchronize with the timeserver you specified (see section 8.3.1).
Synchronize
Now
Click this button and wait for one minute to have the ZyWALL get the time and date from a timeserver (see the
Time Server Address field). This also saves your changes (including the time server address).
Time Zone Setup
Time Zone This field is only applicable when the ZyWALL gets the time from a timeserver. Choose the time zone of the
location of the ZyWALL from the drop-down list box. This will set the time difference between your time zone and
Greenwich Mean Time (GMT).
Enable
Daylight
Saving Daylight saving is a period from late spring to early fall when many countries set their clocks ahead of normal local
time by one hour to give more daytime light in the evening.
Select this option if you use daylight savings time.
Start Date
(mm-dd)
Enter the month and day that your daylight-savings time starts on if you selected Enable Daylight Saving.
End Date
(mm-dd)
Enter the month and day that your daylight-savings time ends on if you selected Enable Daylight Saving.
Apply Click Apply to save your changes back to the ZyWALL.
Reset Click Reset to begin configuring this screen afresh.
8.3.2 Time Server Synchronization
Click the Synchronize Now button to get the time and date from the predefined timeserver or the
timeserver you specified in the Time Server Address field.
When the System Time and Date Synchronization in Process screen appears, wait up to one minute.