ACT! Dialer with VoIP

Back in the "old" days, all you had to do is go to Tools>Preferences, and on the Communications tab click the Dialer button and tell ACT! the modem to use (if it hadn't already), and the dialing preferences, and you were able to dial a contact's phone number within ACT!  VoIP does not use a modem, so here's how to keep (or recapture) that functionality...