here are some tips to make ethernet work for you:
]Plug the modem into your ethernet card (remove the usb cable from pc and modem first).
]Go to Start>Control Panel>Network Connections>.
]Look at the connections that are available, and pick the one that is currently active, then right click on it and select properties.
]You will see a scrollable box with a list of protocols inside it, scroll to "tcp/ip" and double click it.
]Now make sure that obtain ip address automaticly and obtain dns server automaticly are checked.
If they are and it still wont work then you may need to use
https://autoreg.autoregister.net/cgi/cablereg
hope this helps
BTW you dont need any cable modem drivers when using ethernet