Enabling Dst - Alcatel-Lucent OmniSwitch 6250 Management Manual

Setting the System Clock

Enabling DST

When Daylight Savings Time (DST) is enabled, the switch clock will automatically set the default DST
parameters for the time zone specified on the switch or for the custom parameters you can specify with the
system daylight savings time
switch when your time zone changes to and from DST. To verify the DST parameters for your switch, use
the system daylight savings time
-> system daylight savings time
Daylight Savings Time (DST) is DISABLED.
PST: (Coordinated Universal Time) UTC-8 hours
Daylight Savings Time (DST):
DST begins on the first sunday in april (4/7) at 2:00
DST ends on the last sunday in october (10/27) at 2:00
DST will change the time by +/- 1:00 hour(s)
The second line in the above display indicates the Enabled/Disabled status of the DST setting on the
switch. The last three lines describe the date and time parameters for the selected time zone or the custom
parameters set with the CLI. To enable daylight savings time use the following command:
-> system daylight savings time enable
Note. If your time zone shows "No default" in the "Time Zone and DST Information Table", refer to
"Daylight Savings Time Configuration" on page 1-41
The following table shows a list of supported time zone abbreviations and DST parameters.
Abbreviation Name
nzst New Zealand
zp11 No standard name
aest Australia East
gst Guam
acst Australia Central
Time
jst Japan
kst Korea
awst Australia West
zp8 China;
Manila, Philippines
zp7 Bangkok
zp6 No standard name
zp5 No standard name
zp4 No standard name
msk Moscow
eet Eastern Europe
page 1-42
command. In this case, it is not necessary to change the time setting on the
command. A screen similar to the following will be displayed:
for information on configuring and enabling DST.
Time Zone and DST Information Table
Hours from
UTC DST Start
+12:00 1st Sunday in Oct. at
2:00 a.m.
+11:00 No default
+10:00 Last Sunday in Oct.
at 2:00 a.m.
+10:00 No default
+09:30 Last Sunday in Oct.
at 2:00 a.m.
+09:00 No default
+09:00 No default
+08:00 No default
+08:00 No default
+07:00 No default
+06:00 No default
+05:00 No default
+04:00 No default
+03:00 Last Sunday in Mar.
at 2:00 a.m.
+02:00 Last Sunday in Mar.
at 2:00 a.m.
OmniSwitch 6250/6450 Switch Management Guide
Managing System Files
DST End DST Change
3rd Sunday in Mar. 1:00
at 3:00 a.m.
No default No default
Last Sunday in Mar. 1:00
at 3:00 a.m.
No default No default
Last Sunday in Mar. 1:00
at 3:00 a.m.
No default No default
No default No default
No default No default
No default No default
No default No default
No default No default
No default No default
No default No default
Last Sunday in Oct. 1:00
at 3:00 a.m.
Last Sunday in Oct. 1:00
at 3:00 a.m.
May 2012