192
<Sysname> system-view
[Sysname] clock protocol ntp
clock summer-time
Use
clock summer-time
to configure the device to use daylight saving time during a specific period
of time.
Use
undo clock summer-time
to cancel the configuration.
Syntax
clock summer-time
name
start-time
start-date end-time
end-date
add
-
time
undo clock summer-time
Default
Daylight saving time is disabled.
Views
System view
Pre-defined user roles
network-admin
mdc-admin
Parameters
name
: Specifies a name for the daylight saving time schedule, a case-sensitive string of 1 to 32
characters.
start-time
: Specifies the start time in the
hh:mm:ss
format. The
hh
value is in the range of 0 to 23, the
mm
value is in the range of 0 to 59, and the
ss
value is in the range of 0 to 59. The leading zero in a
segment can be omitted. If the seconds segment is 0 (
hh
:
mm
:00), you can omit it. If both the minutes
and seconds segments are 0 (
hh
:00:00), you can omit both of the segments. For example, to specify
08:00:00, you can enter 8.
start-date
: Specifies the start date in one of the following formats:
•
MM/DD
. The
MM
value is in the range of 1 to 12, and the value range for
DD
depends on the
month value.
•
month week date
, where:
{
month
—Takes
January
,
February
,
March
,
April
,
May
,
June
,
July
,
August
,
September
,
October
,
November
or
December
.
{
week
—Represents week of the month. It takes
first
,
second
,
third
,
fourth
,
fifth
, or
last
.
{
day
—Takes
Sunday
,
Monday
,
Tuesday
,
Wednesday
,
Thursday
,
Friday
, or
Saturday
.
end-time
: Specifies the end time in the
hh:mm:ss
format. The
hh
value is in the range of 0 to 23, the
mm
value is in the range of 0 to 59, and the
ss
value is in the range of 0 to 59. The leading zero in a
segment can be omitted. If the seconds segment is 0 (
hh
:
mm
:00), you can omit it. If both the minutes
and seconds segments are 0 (
hh
:00:00), you can omit both of the segments. For example, to specify
08:00:00, you can enter 8.
end-date
: Specifies the end date in one of the following formats:
•
MM/DD
. The
MM
value is in the range of 1 to 12, and the value range for
DD
depends on the
month value.
•
month week date
, where:
{
month
—Takes
January
,
February
,
March
,
April
,
May
,
June
,
July
,
August
,
September
,
October
,
November
or
December
.