Yealink SIP-T21 E2

Configuring Basic Features
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Hotline
Hotline, sometimes referred to as hot dialing, is a point-to-point communication link in which a
call is automatically directed to the preset hotline number. The IP phone automatically dials out
the hotline number using the first available line after a specified time interval when you lift the
handset, press the Speakerphone/off-hook key or the line key. IP phones only support one
hotline number.
Procedure
Hotline can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure the hotline number.
Parameter:
features.hotline_number
Specify the time the IP phone waits
before automatically dialing out
the hotline number.
Parameter:
features.hotline_delay
Web User Interface
Configure the hotline number.
Specify the time the IP phone waits
before automatically dialing out
the hotline number.
Navigate to:
http://<phoneIPAddress>/servlet?
p=features-general&q=load
Phone User Interface
Configure the hotline number.
Specify the time the IP phone waits
before automatically dialing out
the hotline number.
Details of Configuration Parameters:
Parameters
Permitted Values
Default
features.hotline_number
String within 32 characters
Blank
Description:
Configures the hotline number that the IP phone automatically dials out when you lift the
handset, press the Speakerphone/off-hook key or the line key.
Leaving it blank disables hotline feature.