Administrator Guide

clock summer-time time-zone recurring start-week start-day start-month start-time end-
week end-day end-month end-time [offset]
– time-zone: Enter the three-letter name for the time zone. This name displays 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 to 4 as the number of the week in the month to start daylight saving time.
* first: Enter the keyword first to start daylight savings time in the rst week of the month.
* last: Enter the keyword last 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. 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-week: If you entered a start-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 in the month to end daylight saving time.
* first: Enter the keyword first to end daylight saving time in the rst week of the month.
* last: Enter the keyword last to end daylight saving time in the last week of the month.
– 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 recurring Command
Dell(conf)#clock summer-time pacific recurring Mar 14 2012 00:00 Nov 7 2012 00:00
Dell(conf)#
NOTE: If you enter <CR> after entering the recurring command parameter, and you have already set a one-time
daylight saving time/date, the system uses that time and date as the recurring setting.
Example of Clock Summer-Time Recurring Parameters
Dell(conf)#clock summer-time pacific recurring ?
<1-4> Week number to start
first Week number to start
last Week number to start
<cr>
Dell(conf)#clock summer-time pacific recurring
Dell(conf)#
System Time and Date
205