FAQ/My country has changed the DST rules, how can I teach those to my snom phone

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Answer

The phone┬┤s firmware calculates the current time from the values of

which are usually retrieved from a set of predefined "timezones". If the timezone information has been changed or defined wrong, utc_offset and dst should be changed via Mass Deployment.

Prerequisites

You have to block the timezone value in your configuration file permanently:

timezone&: 

Example

The new dst value for applying the US timezone changes for 2007 is:

dst$: 3600 03.02.07 02:00:00 11.01.07 02:00:00
timezone&:
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