Qtech QSW-8200-28T-AC-DC [20/20] Clock summer time recurring

User Manual

Chapter 4. Commands for Summer Time 20

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 Usage Guide: This command sets the start and the end time for the recurrent summer

time. When the system time reaches to the start time point of summer time, the clock

is changed and increase <offset> value, the system enters summer time. When the

system time reaches to the end time point of summer time, the clock is changed again,

subtract <offset> value from system time, the system finishes summer time. There is no

relation between the recurrent summer time to the year, the system clock will be

changed when it reaches to the start and the end time point of summer time year after

year. This command supports the summer time of southern hemisphere.

 Example: Configure the time range of summer time at 12:10 from april 6th to augest

6th year after year, offset value as 70 minutes, summer time is named as aaa.

 Switch(config)# clock summer-time aaa recurring 12:10 4.6 12:10 8.6 70

4.3 clock summer-time recurring

 Command: clock summer-time <word> recurring <HH:MM> <week> <day> <month> <

HH:MM > <week> <day> <month> [<offset>]

 no clock summer-time

 Function: Configure the recurrent summer time range, the time in this range is summer

time.

 Parameter: <word> is the time zone name of summer time; <HH:MM> is the start time,

the format is hour(from 0 to 23):minute(from 0 to 59); <week> is the week from 1 to 4,

first or last; <day> is the week value, the value as “Sun”, “Mon”, “Tue”, “Wed”, “Thu”,

“Fri”, “Sat”; <month> is the month, the value as ”Jan”, “Feb”, “Mar”, “Apr”, “May”,

”Jun”, “Jul”, “Aug”, “Sep”, “Oct”, “Nov”, “Dec”; <HH:MM> is the end time, the format is

hour(from 0 to 23):minute(from 0 to 59); <week> is the week from 1 to 4, first or last;

<day> is the week value, the value as “Sun”, “Mon”, “Tue”, “Wed”, “Thu”, “Fri”, “Sat”;

<month> is the month, the value as ”Jan”, “Feb”, “Mar”, “Apr”, “May”, ”Jun”, “Jul”,

“Aug”, “Sep”, “Oct”, “Nov”, “Dec” <offset> is the time offset, the range from 1 to 1440,

unit is minute, default value is 60 minutes.

 Default: There is no summer time range.

 Command Mode: Global Mode

 Usage Guide: This command sets the start and end time for the recurrent summer time

flexibly. When the system time reaches to the start time point of summer time, the

clock is changed and increase <offset> value, the system enters summer time. When

the system time reaches to the end time point of summer time, the clock is changed

again, subtract <offset> value from system time, the system finishes summer time.

There is no relation between the recurrent summer time to the year, the system clock

will be changed when it reaches to the start and the end time point of summer time

year after year. This command supports summer time of southern hemisphere.

 Example: Configure summer time at 12:10 from the first Monday of april to the last

Saturday of augest year after year, offset value as 70 minutes, summer time is named

as aaa.

 Switch(config)#clock summer-time aaa recurring 12:10 1 mon apr 12:10 last sat aug 70