Yealink T21PE2 - Page 178

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Y=1 or 21, default: 37 – Switch, only for T29G/T27G
Y=2-20, 22-40, default: 0 – NA, only for T29G/T27G
Web UI Dsskey->Ext Key->Type
Parameter
expansion_module.X.key.Y.line
[1]
<y0000000000xx>.cfg
Description
It configures the desired line to apply the ext key feature.
Note: It is only applicable to T54S/T52S/T48S/T48G/T46S/T46G/T29G/T27G IP phones.
Permitted
Values
T54S/T48G/T48S/T46G/T46S/T29G: 1-16;
T52S: 1-12;
T27G: 1-6;
Default 1
Web UI Dsskey->Ext Key->Line
Parameter
expansion_module.X.key.Y.value
[1]
<y0000000000xx>.cfg
Description
It configures the value for some ext key features.
For example, when you assign the Speed Dial to the programmable key, this parameter is used to specify
the contact number you want to dial out. It is also used to specify the contact number with the DTMF
sequence. The contact number and DTMF sequence are separated by commas.
Note: You do not need to configure this parameter when “expansion_module.X.key.Y.type” is set to 4, 5,
7, 8, 18, 20, 22, 25, 34, 37, 38, 39, 41, 42, 45, 50, 61 or 66. It is only applicable to
T54S/T52S/T48S/T48G/T46S/T46G/T29G/T27G IP phones.
Permitted
Values
String within 99 characters
Default Blank
Web UI Dsskey->Ext Key->Value
Parameter
expansion_module.X.key.Y.label
[1]
<y0000000000xx>.cfg
Description
It configures the label displayed on the LCD screen for a specific programmable key.
This is an optional configuration.
Note: It is only applicable to T54S/T52S/T48S/T48G/T46S/T46G/T29G/T27G IP phones.
Permitted
Values
String within 99 characters
Default Blank
Web UI Dsskey->Ext Key->Label
Parameter
expansion_module.X.key.Y.extension
[1]
<y0000000000xx>.cfg
Description
For multicast paging:
It configures the channel of multicast paging group.
For BLF/BLF list/intercom feature:
It configures the pickup code.
Note: It is only applicable when “expansion_module.X.key.Y.type” is set to 14, 16, 24 or 39. It is only applic-