You can administer an attendant console to have a caller information (callr-info) button. This button displays digits that were collected for the last collect digits command.
Procedure
Type change attendant n, where n is the number of the attendant console to which you want to assign a callr-info button. Press Enter.
On the Attendant Console screen, click Next until you see the Feature Button Assignments area.
In the Feature Button Assignments area, assign callr-info to an available button.