135
Follow these steps to configure the system clock:
To do…
Use the command…
Remarks
Set time and date
clock datetime
time date
Optional
Available in user view.
Enter system view
system-view
—
Set the time zone
clock timezone
zone-name
{
add
|
minus
}
zone-offset
Optional
Universal time coordinated (UTC)
time zone by default.
Set a
daylight
saving
time
scheme
Adopt daylight
saving time from the
start-time
on the
start-date
to the
end-time
on the
end-date
. Daylight
saving time adds the
add-time
to the
standard time of the
device.
clock summer-time
zone-name
one-off
start-time start-date
end-time end-date add-time
Optional
Use either command
By default, daylight saving time is
not configured on the device, and
the UTC time zone is applied.
Adopt daylight
saving time
repeatedly
clock summer-time
zone-name
repeating
start-time start-date
end-time end-date add-time
Displaying the system clock
The system clock is determined by the commands
clock datetime
,
clock timezone
and
clock summer-time
.
If these three commands are not configured, the
display clock
command displays the original system
clock. If you combine these three commands in different ways, the system clock is displayed in the ways
. The following describes the meanings of the parameters in the configuration column:
•
1 indicates date-time has been configured with the
clock datetime
command.
•
2 indicates time-zone has been configured with the
clock timezone
command and the offset time is
zone-offset.
•
3 indicates daylight saving time has been configured with the
clock summer-time
command and
the offset time is
summer-offset.
•
[1] indicates the
clock datetime
command is an optional configuration.
•
The default system clock is 2005/1/1 1:00:00 in the example.
Table 12
System clock configuration
Configuration System clock configured
Example
1
date-time
Configure: clock datetime 1:00
2007/1/1
System clock configured: 01:00:00 UTC
Mon 01/01/2007
2
The original system clock ±
"
zone-offset
"
Configure: clock timezone zone-time
add 1
System clock configured:: 02:00:00
zone-time Sat 01/01/2005
