D-Link DES-3010F Command Line Interface Manual page 200

config dst
Restrictions
Example usage:
To configure daylight savings time on the Switch:
DES-3000 Series Layer 2 Switch CLI Reference Manual
using a formula. For example, specify to begin DST on Saturday during the
second week of April and end DST on Sunday during the last week of October.
annual – Using annual mode will enable DST seasonal time adjustment. Annual
mode requires that the DST beginning and ending date be specified concisely. For
example, specify to begin DST on April 3 and end DST on October 14.
s_week – Configure the week of the month in which DST begins.

<start_week 1-4,last> - The number of the week during the month in
which DST begins where 1 is the first week, 2 is the second week and
so on, last is the last week of the month.
e_week – Configure the week of the month in which DST ends.

<end_week 1-4,last> – The number of the week during the month in
which DST ends where 1 is the first week, 2 is the second week and so
on, last is the last week of the month.
s_wday – Configure the day of the week in which DST begins.

<start_weekday sun-sat> – The day of the week in which DST begins
expressed using a three character abbreviation (sun, mon, tue, wed, thu,
fri, sat)
e_wday – Configure the day of the week in which DST ends.

<end_weekday sun-sat> – The day of the week in which DST ends
expressed using a three character abbreviation (sun, mon, tue, wed, thu,
fri, sat)
s_mth – Configure the month in which DST begins.

<start_mth 1-12> – The month to begin DST expressed as a number.
e_mth – Configure the month in which DST ends.

<end_mth 1-12> – The month to end DST expressed as a number.
s_time – Configure the time of day to begin DST.

<start_time hh:mm> – Time is expressed using a 24-hour clock, in hours
and minutes.
e_time – Configure the time of day to end DST.

<end_time hh:mm> – Time is expressed using a 24-hour clock, in hours
and minutes.
s_date – Configure the specific date (day of the month) to begin DST.

<start_date 1-31> – The start date is expressed numerically.
e_date - Configure the specific date (day of the month) to begin DST.

<end_date 1-31> - The end date is expressed numerically.
offset [30 | 60 | 90 | 120] – Indicates number of minutes to add or to subtract
during the summertime. The possible offset times are 30, 60, 90, 120. The default
value is 60.
Only Administrator-level users can issue this command.
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