Yealink SIP-T54S Administrator's Manual page 396

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
Details of Configuration Parameters:
phone_setting.predial_autodial
Description:
Enables or disables the live dialpad feature.
0-Disabled
1-Enabled
If it is set to 1 (Enabled), the IP phone will automatically dial out the entered phone number
on the dialing screen without pressing a send key.
Web User Interface:
Settings->Preference->Live Dialpad
Phone User Interface:
None
phone_setting.inter_digit_time
Description:
Configures the delay time (in seconds) for the IP phone to automatically dial out the
entered digits without pressing a send key.
Note: It works only if the value of the parameter "phone_setting.predial_autodial" is set to 1
(Enabled) and the value of the parameter "dialplan.digitmap.enable" is set to 0 (Disabled).
Web User Interface:
Settings->Preference->Inter Digit Time(1~14s)
Phone User Interface:
None
To configure live dialpad via web user interface:
Click on Settings->Preference.
1.
Select the desired value from the pull-down list of Live Dialpad.
2.
370
Parameters
p=settings-preference&q=load
Permitted Values
0 or 1
Integer from 1 to
14
Default
0
4