Yealink SIP-T4U Series

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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1-Enabled, the phone will display the custom BLF/BLF List DSS key LED status/icon colors and per-
form the custom behavior when pressing the BLF/BLF List DSS key.
Default
0
Supported
Devices
All phones except T19(P) E2 and CP920
Parameter
blf.enhanced.talking.led <y0000000000xx>.cfg
Description
It configures the custom BLF/BLF List DSS key LED status/icon colors when the monitored user is talk-
ing.
This value uses the same macro action string syntax as an Enhanced DSS key.
Example:
blf.enhanced.talking.led = $LEDg1000o$
For T57W/T48U/T48S/T48G phones, the BLF/BLF List DSS key field displays a green icon for 1000ms
and then turns to white.
For other phones, the BLF/BLF list DSS key LED glows green for 1000ms and then goes out.
Note: It works only if “blf.enhanced.talking.enable” is set to 1 (Enabled).
Permitted
Values
String
Default
Blank
Supported
Devices
All phones except T19(P) E2 and CP920
Parameter
blf.enhanced.talking.callin.action <y0000000000xx>.cfg
Description
It configures the behavior when pressing the BLF/BLF list DSS key if the monitor is ringing and mon-
itored user is talking.
Note: It works only if “blf.enhanced.talking.enable” is set to 1 (Enabled).
Permitted
Values
String
Default
Blank
Supported
Devices
All phones except T19(P) E2 and CP920
Parameter
blf.enhanced.talking.talking.action <y0000000000xx>.cfg
Description
It configures the behavior when pressing the BLF/BLF list DSS key if the monitor and monitored user
are talking.
Note: It works only if “blf.enhanced.talking.enable” is set to 1 (Enabled).
Permitted
Values
String
Default
Blank
Supported
Devices
All phones except T19(P) E2 and CP920
Parameter
blf.enhanced.talking.idle.action <y0000000000xx>.cfg
Description
It configures the behavior when pressing the BLF/BLF list DSS key if the monitor is idle and monitored
user is talking.
Note: It works only if “blf.enhanced.talking.enable” is set to 1 (Enabled).
Permitted
String