Yealink T54S

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series IP Phones
134
Day of Week: 1=Monday, 2=Tuesday,…, 7=Sunday
Hour of Day: 0=0am, 1=1am,…, 23=11pm
Default
12/31/23
Web UI
Settings->Time & Date->End Date
Parameter
local_time.offset_time
<y0000000000xx>.cfg
Description
It configures the offset time (in minutes) of Daylight Saving Time (DST).
Note: It works only if the value of the parameter “local_time.summer_time” is set to 1
(Enabled).
Permitted
Values
Integer from -300 to 300
Default
Blank
Web UI
Settings->Time & Date->Offset(minutes)
Parameter
auto_dst.url
<y0000000000xx>.cfg
Description
It configures the access URL of the DST file (AutoDST.xml).
Note: It works only if "local_time.summer_time" is set to 2 (Automatic).
Permitted
Values
URL within 511 characters
For example, tftp://192.168.1.100/AutoDST.xml
Default
Blank
Time and Date Manually Configuration
You can set the time and date manually when the phones cannot obtain the time and date from the NTP
time server.
The following table lists the parameter you can use to configure time and date manually.
Parameters
local_time.manual_time_enable
<y0000000000xx>.cfg
Description
It enables or disables the IP phone to obtain time and date from manual settings.
Permitted
Values
0-Disabled (obtain time and date from NTP server)
1-Enabled (obtain time and date from manual settings)
Default
0
Web UI
Settings->Time & Date->Manual Time
Phone UI
T54S/T52S/T48S/T48G/T46S/T46G/T29G:
Menu->Basic->Time & Date->General->Manual Settings
T42G/T42S/T41P/T41S/T40P/T40G/T27P/T27G/T23P/T23G/T21(P) E2/T19(P) E2: