Yealink SIP-T38G

Administrator’s Guide for SIP-T3xG IP Phones
256
Parameter-
features.dnd.off_code
Configuration File
<y0000000000xx>.cfg
Description
Sets the DND off code to inform the server to
disable the DND feature (optional).
Format
String
Default Value
Blank
Range
Not Applicable
Example
features.dnd.off_code = *72
Parameter-
features.dnd.emergency_authori
zed_number
Configuration File
<y0000000000xx>.cfg
Description
Specify the DND authorized numbers.
If set to 1008, the IP phone can still receive the
incoming call from 1008 even if DND is
activated on the IP phone.
Format
String
Default Value
Blank
Range
0 to 200 characters
Example
features.dnd.emergency_authorized_numb
er = 1008,1010
Return Message When DND
Parameter-
features.dnd_refuse_code
Configuration File
<y0000000000xx>.cfg
Description
Defines return codes and reason of the SIP
response message when rejecting an
incoming call for DND. A specific reason is
displayed on the caller’s phone LCD screen.
If set to 486 (Busy here), the caller’s phone
LCD screen displays the reason ―Busy here‖
when the callee enables the DND feature.
Format
Integer
Default Value
480
Range
Valid values are: