# clock summer-time date

#### Syntax

clock summer-time name date { startDay startMonth | startMonth startDay }
startYear startTime { stopDay stopMonth | stopMonth stopDay }
stopYear stopTime [ dstOffset ]

no clock summer-time

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Sets the router to automatically switch to summer time (Daylight Saving Time—DST). It should start on the first specific date listed in the command and end on the second specific date in the command. The no version configures the software so that it does not automatically switch to summer time.

#### Options

- name—Name of the time zone (for example, PDT) to be displayed when daylight saving (summer) time is in effect
- date—Indicates that summer time should start on the first specific date listed in the command and end on the second specific date in the command
- startDay—DST start day (1–31)
- startMonth—DST start month (January, February, …)
- startYear—DST start year (2000, 2001, …)
- startTime—DST start time (24-hour format) in hours and minutes (hh:mm)
- stopDay—DST stop day
- stopMonth—DST stop month
- stopYear—DST stop year
- stopTime—DST stop time (24-hour format)
- dstOffset—Number of minutes to add during summer time in the range 1–1440; default = 60

#### Mode

Global Configuration