Amer Networks E5Web GUI - Manual (Page 230)

1. Go to: System > Device > Date and Time
2. Click Set Date and Time
3. Set year, month, day and time via the dropdown controls
4. Click OK
Note: A reconfigure is not required
A new date and time will be applied by cOS Core as soon as it is set. There is no need to
reconfigure or restart the system.
Time Zones
The world is divided up into a number of time zones with Greenwich Mean Time (GMT) in
London at zero longitude being taken as the base time zone. All other time zones going east and
west from zero longitude are taken as being GMT plus or minus a given integer number of hours.
All locations counted as being inside a given time zone will then have the same local time and
this will be one of the integer offsets from GMT.
The cOS Core time zone setting reflects the time zone where the Clavister Security Gateway is
physically located.
Example 3.35. Setting the Time Zone
To modify the cOS Core time zone to be GMT plus 1 hour, follow the steps outlined below:
Command-Line Interface
Device:/> set DateTime Timezone=GMTplus1
InControl
Follow the same steps used for the Web Interface below.
Web Interface
1. Go to: System > Device > Date and Time
2. Select (GMT+01:00) in the Timezone drop-down list
3. Click OK
Daylight Saving Time
Many regions follow Daylight Saving Time (DST) (or "Summer-time" as it is called in some
countries) and this means clocks are advanced for the summer period. Unfortunately, the
Chapter 3: Fundamentals
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