Users Guide

Version Description
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.1.1.0 Introduced on the E-Series.
Related
Commands
• clock summer-time recurring — sets a date (and time zone) on which to convert
the switch to daylight saving time each year.
• show clock — displays the current clock settings.
clock summer-time recurring
Set the software clock to convert to daylight saving time on a specific day each year.
Syntax
clock summer-time time-zone recurring [start-week start-day start-
month start-time end-week end-day end-month end-time [offset]]
To delete a daylight saving time zone configuration, use the no clock summer-time
command.
Parameters
time-zone Enter the three-letter name for the time zone. This name is
displayed in the show clock output. You can enter up to eight
characters.
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 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-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.
System Time and Date 1981