the dial-up networking service will not start unless a properly configured modem is attached to the server.

    verify that the modem is usable as a local device on the computer to which it is attached.

    1.in the bluetooth configuration panel, local services tab, double-click the dial-up networking service:

    2.click the down arrow in the modem field and select the modem that will be used to dial out

    3.click the ok button

    4.click the ok button to close the bluetooth configuration panel.