Yealink SIP-T2 Series Provisioning Manual page 157

Permitted
Parameter
Values
String within
features.dtmf.t
32
ransfer =
characters
features.head
0 or 1
set_prior =
features.head
0 or 1
set_training =
features.play_
local_dtmf_ton 0 or 1
e_enable=
features.busy_
0, 3 or 5
tone_delay =
features.send
0 or 1
_pound_key =
features.key_a
0, 1 or 2
s_send =
Descriptions
It configures DTMF sequences for
transfer key function to be sent. It
consists of 0-9, A-D, * and #.
The default value is blank.
It enables or disables headset prior
feature.
0-Disabled
1-Enabled
The default value is 0.
It enables or disables dual headset
feature.
0-Disabled
1-Enabled
The default value is 0.
It enables or disables the phone to
play a local DTMF tone.
0-Disabled
1-Enabled
The default value is 1.
It configures the duration time (in
seconds) for the busy tone.
The default value is 0.
It configures whether to send one
pound key by pressing the pound key
twice when the pound key is
configured as a send key.
0-Send one pound key
1-Do not send any pound key
The default value is 0.
It configures the "#" or "*" key as a send
key.
0-Disabled
1-# key
2-* key
Appendix
Web Setting Path
Features->General
Information->Tran
Send DTMF
Features->General
Information->
Headset Prior
Features->General
Information->Dual-
Headset
Features->General
Information->Play
Local DTMF Tone
Features->General
Information->Busy
Tone Delay
(Seconds)
Features->General
Information->Send
Pound Key
Features->General
Information->Key
As Send
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