Yealink SIP-T2 Series

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series IP Phones
388
Menu->Features->DND->AccountX->Off Code
features.dnd.emergency_enable
0 or 1
0
Description:
Enables or disables the IP phone to receive incoming calls from authorized numbers when
DND feature is enabled.
0-Disabled
1-Enabled
Note: The authorized numbers are configured by the parameter
“features.dnd.emergency_authorized_number”. It works only if the value of the parameter
“features.dnd.allow” is set to 1 (Enabled).
Web User Interface:
Features->Forward&DND->DND->DND Emergency
Phone User Interface:
None
features.dnd.emergency_authorized_number
String within 511
characters
Blank
Description:
Configures the authorized numbers the IP phone can receive incoming calls from even if
DND feature is enabled.
Multiple numbers are separated by commas.
Example:
features.dnd.emergency_authorized_number = 123,124
Note: It works only if the values of the parameters “features.dnd.allow” and
“features.dnd.emergency_enable” are set to 1 (Enabled).
Web User Interface:
Features->Forward&DND->DND->DND Authorized Numbers
Phone User Interface:
None
features.dnd_refuse_code
404, 480, 486 or 603
480
Description:
Configures a return code and reason of SIP response messages when rejecting an incoming
call by DND. A specific reason is displayed on the caller’s phone LCD screen.
404-Not Found
480-Temporarily Unavailable
486-Busy Here