Yealink SIP-T21 E2

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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Details of Configuration Parameters:
Parameters
Permitted Values
Default
transfer.blind_tran_on_hook_enable
0 or 1
1
Description:
Enables or disables the IP phone to complete the blind transfer through on-hook besides
pressing the Trans/Transfer soft key or TRAN/TRANSFER key.
0-Disabled
1-Enabled
Note: Blind transfer means transfer a call directly to another party without consulting.
Web User Interface:
Features->Transfer->Blind Transfer On Hook
Phone User Interface:
None
transfer.on_hook_trans_enable
0 or 1
1
Description:
Enables or disables the IP phone to complete the semi-attended/attended transfer through
on-hook besides pressing the Trans/Transfer soft key or TRAN/TRANSFER key.
0-Disabled
1-Enabled
Note: Semi-attended transfer means transfer a call after hearing the ringback tone;
Attended transfer means transfer a call with prior consulting.
Web User Interface:
Features->Transfer->Attended Transfer On Hook
Phone User Interface:
None
transfer.semi_attend_tran_enable
0 or 1
1
Description:
Enables or disables the transfer-to party’s phone not to prompt a missed call on the LCD
screen before displaying the caller ID when completing a semi-attended transfer.
0-Disabled
1-Enabled
Note: Semi-attended transfer means transfer a call after hearing the ringback tone.
Web User Interface: