Configuring System Information 81• Norway — Last weekend of March until the last weekend of October.• Paraguay — From 6th April until 7th September.• Poland — Last weekend of March until the last weekend of October.• Portugal — Last weekend of March until the last weekend of October.• Romania — Last weekend of March until the last weekend of October.• Russia — From the 29th March until the 25th October.• Serbia — Last weekend of March until the last weekend of October.• Slovak Republic — Last weekend of March until the last weekend of October.• South Africa — South Africa does not operate Daylight Saving Time.• Spain — Last weekend of March until the last weekend of October.• Sweden — Last weekend of March until the last weekend of October.• Switzerland — Last weekend of March until the last weekend of October.• Syria — From 31st March until 30th October.• Taiwan — Taiwan does not operate Daylight Saving Time.• Turkey — Last weekend of March until the last weekend of October.• United Kingdom — Last weekend of March until the last weekend of October.• United States of America — From the first Sunday in April at 02:00 to the last Sunday inOctober at 02:00.For more information on SNTP, see "Configuring SNTP Settings" .To open the Time Synchronization page, click System →General →Time Synchronization in thetree view.Figure 6-17. Time SynchronizationClock Source