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clock summer-time recurring
Set the software clock to convert to daylight saving time on a specific day each year.
Syntax
clock summer-time time-zone recurring [start-week start-day
start-month start-time end-week end-day end-month end-time
[offset]]
To delete a daylight saving time zone configuration, use the no clock summer-
time command.
Parameters
time-zone Enter the three-letter name for the time zone. This name is
displayed in the show clock output. You can enter up to
eight characters.
start-week (OPTIONAL) Enter one of the following as the week that
daylight saving begins and then enter values for start-day
through end-time:
• week-number: Enter a number from 1 to 4 as the
number of the week in the month to start daylight saving
time.
• first: Enter this keyword to start daylight saving time in
the first week of the month.
• last: Enter this keyword to start daylight saving time in
the last week of the month.
start-day Enter the name of the day that you want daylight saving time
to begin. Use English three letter abbreviations; for example,
Sun, Sat, Mon, and so on. The range is from Sun to Sat.
start-month Enter the name of one of the 12 months in English.
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-week Enter the one of the following as the week that daylight
saving ends:
• week-number: enter a number from 1 to 4 as the
number of the week to end daylight saving time.
• first: enter the keyword first to end daylight saving
time in the first week of the month.
• last: enter the keyword last to end daylight saving
time in the last week of the month.
end-day Enter the weekday name that you want daylight saving time
to end. Enter the weekdays using the three letter
abbreviations; for example Sun, Sat, Mon, and so on. The
range is from Sun to Sat.
end-month Enter the name of one of the 12 months in English.
1786
System Time and Date