The number of the DSS key against which the function is being set. To set a function against a button double-click it or select it and then click Edit.
This is a text label for display on the phone. It will be used on phones where the button status is indicated by the adjacent display space rather than LED's. Depending on the phone type, only up to eight characters may be displayed.
Defines the action taken by the button.
This is a parameter used by the selected action. The options here will vary according to the selected button action.
The number of button displayed is based on the phone associated with the user when the configuration was loaded. This can be overridden by selecting Display All Buttons. This may be necessary for users who switch between different phones using hot desking or have an expansion unit attached to their phone.