Reference Guide

898 | System Time and Date
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Set 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.
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 saving 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 saving 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 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-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 a month to change the order of the
display to
time day month year.
Command Syntax Command Mode Purpose
FTOS(conf)#clock summer-time pacific date Mar 14 2009 00:00 Nov 7 2009 00:00
FTOS(conf)#02:02:13: %RPM0-P:CP %CLOCK-6-TIME CHANGE: Summertime configuration changed from
"none" to "Summer time starts 00:00:00 Pacific Sat Mar 14 2009;Summer time ends 00:00:00 pacific
Sat Nov 7 2009"
FTOS(conf)#