Reference Guide

System Time and Date | 229
Setting Recurring Daylight Saving Time
Set a date (and time zone) on which to convert the switch to daylight savings time on a specific day every
year.
If you have already set daylight savings for a one-time setting, you can set that date and time as the
recurring setting using the
clock summer-time time-zone recurring command.
To set a recurring daylight saving time, use the following command:
Command Syntax Command Mode Purpose
clock summer-time time-zone
recurring start-week start-day
start-month start-time end-week
end-day end-month end-time [offset]
CONFIGURATION Set the clock to the appropriate timezone and adjust to
daylight savings time every year.
• time-zone: Enter the three-letter name for the time
zone. This name is displayed in the show clock
output.
• start-week: (OPTIONAL) Enter one of the following
as the week that daylight savings begins and then
enter values for start-day through end-time:
• week-number: Enter a number from 1-4 as the
number of the week in the month to start daylight
savings time.
• first: Enter this keyword to start daylight savings time
in the first week of the month.
• last: Enter this keyword to start daylight savings time
in the last week of the month.
• 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. Range: 1 to
31. You can enter the name of the month to change
the order of the display to time day month year.
• start-year: Enter a four-digit number as the year.
Range: 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.