DGS-3100 Series Gigabit Stackable Managed Switch User Manual 
 
Figure 0-11 TimeZone Settings Page  
 
The TimeZone Settings Page contains the following fields: 
Field   Description 
Daylight Savings Time State 
Defines type of DST enabled on the device. The possible field values are: 
Disable — Disables DST on the device. This is the default values.  
Repeating — Enables setting repeating DST. This option requires defining 
begin and end times by specific date and hour.  
Annual — Enables setting annual DST. This option requires defining begin 
and end times by the specific dates. 
Daylight Saving Time Offset in 
Minutes 
Defines the local DST offset in minutes. The default time is 60 minutes. The 
possible field values are: 
30 — Defines the local offset for 30 minutes.  
60 — Defines the local offset for 60 minutes. 
90 — Defines the local offset for 90 minutes. 
120 — Defines the local offset for 120 minutes. 
Time Zone Offset:from GMT 
Indicates the difference between Greenwich Mean Time (GMT) and local time. 
For example, the Time Zone Offset for Paris is GMT +1, while the Time Zone 
Offset for New York is GMT –5. 
DST Repeating Settings Sections 
The Repeating Mode enables setting repeating DST. This option requires defining begin and end times by specific day and 
hour. For example, the network administrator defines that DST begins the second Saturday during April and ends on the last 
Sunday in October. 
Field   Description 
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