ZyXEL Communications ZyXEL ZyWALL 5, User Manual

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ZyWALL 5 User’s Guide
376 Chapter 24 Maintenance
24.5.1 Resetting the Time
The ZyWALL resets the time in the following instances:
• When you click
Synchronize Now
.
• On saving your changes.
• When the ZyWALL starts up.
• 24-hour intervals after starting.
24.5.2 Time Server Synchronization
Click the Synchronize Now button to get the time and date from the predefined time server or
the time server you specified in the Time Server Address field.
When the System Time and Date Synchronization in Process screen appears, wait up to one
minute.
Start Date Configure the day and time when Daylight Saving Time starts if you selected
Enable Daylight Saving . The o'clock field uses the 24 hour format. Here are a
couple of examples:
Daylight Saving Time starts in most parts of the United States on the first Sunday
of April. Each time zone in the United States starts using Daylight Saving Time at
2 A.M. local time. So in the United States you would select First , Sunday , April
and type 2 in the o'clock field.
Daylight Saving Time starts in the European Union on the last Sunday of March.
All of the time zones in the European Union start using Daylight Saving Time at
the same moment (1 A.M. GMT or UTC). So in the European Union you would
select Last , Sunday , March . The time you type in the o'clock field depends on
your time zone. In Germany for instance, you would type 2 because Germany's
time zone is one hour ahead of GMT or UTC (GMT+1).
End Date Configure the day and time when Daylight Saving Time ends if you selected
Enable Daylight Saving . The o'clock field uses the 24 hour format. Here are a
couple of examples:
Daylight Saving Time ends in the United States on the last Sunday of October.
Each time zone in the United States stops using Daylight Saving Time at 2 A.M.
local time. So in the United States you would select Last , Sunday , October and
type 2 in the o'clock field.
Daylight Saving Time ends in the European Union on the last Sunday of October.
All of the time zones in the European Union stop using Daylight Saving Time at
the same moment (1 A.M. GMT or UTC). So in the European Union you would
select Last , Sunday , October . The time you type in the o'clock field depends on
your time zone. In Germany for instance, you would type 2 because Germany's
time zone is one hour ahead of GMT or UTC (GMT+1).
Apply Click Apply to save your changes back to the ZyWALL.
Reset Click Reset to begin configuring this screen afresh.
Table 138 Time and Date (continued)
LABEL DESCRIPTION