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Set Daylight Saving Time
The Dell Networking OS supports setting the system to daylight saving time once or on a recurring basis
every year.
Setting Daylight Saving Time Once
Set a date (and time zone) on which to convert the switch to daylight saving time on a one-time basis.
To set the clock for daylight savings time once, use the following command.
• Set the clock to the appropriate timezone and daylight saving time.
CONFIGURATION mode
clock summer-time time-zone date start-month start-day start-year start-time
end-month end-day end-year end-time [offset]
– time-zone: enter the three-letter name for the time zone. This name displays in the show clock
output.
– start-month: enter the name of one of the 12 months in English. You can enter the name of a
day to change the order of the display to time day month year.
– start-day: enter the number of the day. The range is from 1 to 31. You can enter the name of a
month to change the order of the display to time day month year.
– start-year: enter a four-digit number as the year. The range is from 1993 to 2035.
– start-time: enter the time in hours:minutes. For the hour variable, use the 24-hour format;
example, 17:15 is 5:15 pm.
– end-month: enter the name of one of the 12 months in English. You can enter the name of a day
to change the order of the display to time day month year.
– end-day: enter the number of the day. The range is from 1 to 31. You can enter the name of a
month to change the order of the display to
time day month year.
– end-year: enter a four-digit number as the year. The range is from 1993 to 2035.
– end-time: enter the time in hours:minutes. For the hour variable, use the 24-hour format;
example, 17:15 is 5:15 pm.
– offset: (OPTIONAL) enter the number of minutes to add during the summer-time period. The
range is from 1 to1440. The default is
60 minutes.
Example of the clock summer-time Command
Dell(conf)#clock summer-time pacific date Mar 14 2012 00:00 Nov 7 2012 00:00
Dell(conf)#
Setting Recurring Daylight Saving Time
Set a date (and time zone) on which to convert the switch to daylight saving time on a specific day every
year.
If you have already set daylight saving for a one-time setting, you can set that date and time as the
recurring setting with the
clock summer-time time-zone recurring command.
To set a recurring daylight saving time, use the following command.
• Set the clock to the appropriate timezone and adjust to daylight saving time every year.
CONFIGURATION mode
System Time and Date
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