Yealink SIP-T4X Administrator's Manual page 102

Administrator's Guide for SIP-T4X IP Phones
3. Click Confirm to accept the change.
To configure a DND key via phone user interface:
1. Press Menu->Call Features->DSS Keys.
2. Select the desired DSS key.
3. Press
4. Press
5. (Optional.) Enter the string that will appear on the LCD screen in the Label field.
6. Press the Save soft key to accept the change.
To configure DND in the phone mode via phone user interface:
1. Press the DND soft key or the DND key when the IP phone is idle.
To configure DND in the custom mode for a specific account via phone user interface:
1. Press the DND soft key or the DND key when the IP phone is idle.
The LCD screen displays a list of the accounts registered on the IP phone.
2. Press
3. Press
4. Press the Save soft key to accept the change.
To configure DND in the custom mode for all accounts via phone user interface:
1. Press the DND soft key or the DND key when the IP phone is idle.
The LCD screen displays a list of the accounts registered on the IP phone.
2. Press the All On soft key to activate DND for all accounts.
3. Press the Save soft key to accept the change.
Busy tone is audible to the other party, indicating that the call connection has been
broken when one party releases a call. Busy tone delay can define a period of time
during which the busy tone is audible.
Procedure
Busy tone delay can be configured using the configuration files or locally.
Configuration File
Local
86
or , or the Switch soft key to select Key Event from the Type field.
or , or the Switch soft key to select DND from the Key Event field.
or to select the desired account.
or to select On to activate DND.
<y0000000000xx>.cfg
Web User Interface
Configure the busy tone delay
feature.
For more information, refer to
Busy Tone Delay on page 285.
Configure the busy tone delay
feature.