Yealink SIP-T23, Provisioning Manual

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Appendix
171
Parameter
Permitted
Values
Descriptions Web Setting Path
local_time.start_time Time
It configures the start time of the DST.
Value formats are:

Month/Day/Hour (for By Date)

Month/ Day of Week/ Day of Week Last
in Month/ Hour of Day (for By Week)
If “local_time.dst_time_type” is set to 0 (By
Date), use the mapping:
Month: 1=Jan, 2=Feb,…, 12=Dec
Day:1=the first day in a month,…, 31= the last
day in a month
Hour:0=0am, 1=1am,…, 23=11pm
If “local_time.dst_time_type” is set to 1 (By
Week), use the mapping:
Month: 1=Jan, 2=Feb,…, 12=Dec
Day of Week: 1=Mon, 2=Tues,…, 7=Sun
Day of Week Last in Month: 1=the first week
in a month,…, 5=the last week in a month
Hour of Day: 0=0am, 1=1am,…, 23=11pm
The default value is 1/1/0.
Note: It works only if the value of the
parameter “local_time.summer_time” is set to
For DST By Date:
Settings->Time & Date->Start Date
For DST By Week:
Settings->Time & Date->DST Start
Month/DST Start Day of Week/DST
Start Day of Week Last in Month/ Start
Hour of Day