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Time Synchronization
The Time Synchronization page contains fields for defining system time parameters for both the local hardware clock,
and the external SNTP clock. If the system time is kept using an external SNTP clock, and the external SNTP clock fails,
the system time reverts to the local hardware clock. Daylight Savings Time can be enabled on the device. Daylight Time
start and end times in specific countries:
• Albania -- Last weekend of March until the last weekend of October.
• Australia -- From the end of October until the end of March.
• Australia - Tasmania -- From beginning of October until the end of March.
• Armenia -- Last weekend of March until the last weekend of October.
• Austria -- Last weekend of March until the last weekend of October.
• Bahamas -- From April to October, in conjunction with U.S. summer hours.
• Belarus -- Last weekend of March until the last weekend of October.
• Belgium -- Last weekend of March until the last weekend of October.
• Brazil -- From the 3rd Sunday in October until the 3rd Saturday in March. During the period of Daylight Saving
Time, Brazilian clocks go forward one hour in most of the Brazilian southeast.
• Chile -- Easter Island 9th March until the 12th October. The first Sunday in March or after 9th March.
• China -- China does not operate Daylight Saving Time.
• Canada -- From the first Sunday in April until the last Sunday of October. Daylight Saving Time is usually
regulated by provincial and territorial governments. Exceptions may exist in certain municipalities.
• Cuba -- From the last Sunday of March to the last Sunday of October.
• Cyprus -- Last weekend of March until the last weekend of October.
• Denmark -- Last weekend of March until the last weekend of October.
• Egypt -- Last Friday in April until the last Thursday in September.
• Estonia -- Last weekend of March until the last weekend of October.
• Finland -- Last weekend of March until the last weekend of October.
• France -- Last weekend of March until the last weekend of October.
• Germany -- Last weekend of March until the last weekend of October.
• Greece -- Last weekend of March until the last weekend of October.
• Hungary -- Last weekend of March until the last weekend of October.
• India -- India does not operate Daylight Saving Time.
• Iran -- From 1st Farvardin until the 1st Mehr.
• Iraq -- From 1st April until the 1st October.
• Ireland -- Last weekend of March until the last weekend of October.
• Israel -- Varies year-to-year.
• Italy -- Last weekend of March until the last weekend of October.
• Japan -- Japan does not operate Daylight Saving Time.
• Jordan -- Last weekend of March until the last weekend of October.
• Latvia -- Last weekend of March until the last weekend of October.
• Lebanon -- Last weekend of March and for the winter, until the last weekend of October.
• Lithuania -- Last weekend of March until the last weekend of October.
• Luxembourg -- Last weekend of March until the last weekend of October.
• Macedonia -- Last weekend of March until the last weekend of October.
• Mexico -- From the first Sunday in April at 02:00 to the last Sunday in October at 02:00.
• Moldova -- Last weekend of March until the last weekend of October.
• Montenegro -- Last weekend of March until the last weekend of October.
• Netherlands -- Last weekend of March until the last weekend of October.
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