Reference Guide

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.
end-time Enter the time in hours:minutes:seconds. For the hour variable, use
the 24-hour format; example, 17:15:00 is 5:15 pm.
offset (OPTIONAL) Enter the number of minutes to add during the summer-
time period. The range is from 1 to 1440. The default is 60 minutes.
Defaults Not configured.
Command Modes CONFIGURATION
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
Version 7.4.1.0 Updated the start-day and end-day options to allow for using
the three-letter abbreviation of the weekday name.
pre-Version
6.1.1.0
Introduced on the E-Series.
Related
Commands
calendar set — sets the hardware clock.
clock summer-time date — sets a date (and time zone) on which to convert the switch to
daylight saving time on a one-time basis.
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