1394 net adapter can't start, DV cams stopped working

> Having trouble with the 1394 Net Adapter device not being able to start
> and my DV cams no longer work. The cameras are recognized but do not
> work. Tried uninstalling 1394 device drivers and reinstalling,
> reconnecting devices, rerunning Net Config Wizard, disabling other
> devices, and a whole host of other stuff.
>
> Everything work fine until my ethernet card went and my Network
> configuration went haywire (duplicate names on network and all sorts of
> other bizarre problems). Installed new card and got everything else
> working but Firewire devices are screwed.
>
> Any ideas?
>