Chassis Management and Monitoring Commands
page 2-12 OmniSwitch 6250 CLI Reference Guide November 2009
system daylight savings time
Enables or disabled Daylight Savings Time (DST) on the switch.
system daylight savings time [{enable | disable} | start {week} {day} in {month} at {hh:mm} end {week}
{day} in {month} at {hh:mm} [by min]]
Syntax Definitions
enable Enables DST. The switch clock will automatically adjust for DST as
specified by one of the default time zone or by the specifications set
with the system daylight savings time start command.
disable Disables DST. The switch clock will not change for DST.
start For non-default time zone, you can specify the week, day, month, and
hour for DST to start. (You must also specify the week, day, month, and
hour for DST to end.)
end For non-default time zone, if you specify the week, day, month, and
hour for DST to end, you must also specify the week, day, month, and
hour for DST to end.
week Indicate whether first, second, third, fourth, or last.
day Indicate whether Sunday, Monday, Tuesday, Wednesday, Thursday,
Friday, or Saturday.
month Indicate whether January, February, March, April, May, June, July,
August, September, October, November, or December.
hh:mm Use two digits between 00 and 23 to indicate hour. Use two digits
between 00 and 59 to indicate minutes. Use as for a 24 hour clock.
by min Use two digits to indicate the number of minutes your switch clock will
be offset for DST. The range is from 00 to 50.
Defaults
• By default, DST is disabled.
• Unless a different value is set with the by syntax, the system clock will offset one hour for DST.
Platforms Supported
OmniSwitch 6250
Usage Guidelines
• If your timezone shows a default value in the DST Start and DST End columns of the “Time Zone and
DST Information Table” found in Chapter 2, “Managing System Files,” of the OmniSwitch 6250
Switch Management Guide, you do not need to set a start and end time. Your switch clock will auto-
matically adjust for DST as shown in the table.
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