Dell C1048P Port Extender Networking Configuration Guide for the C9000 Series - Page 930

Set Daylight Saving Time The system 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 2009 00:00 Nov 7 2009 00:00 Dell(conf)#02:02:13: %SYSTEM-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" 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 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. System Time and Date 930