you can ask your provider for a static ip so you wont have to use dhcp-
but your dhcp should work ok.
Try unplugging your cable modem for say 30 sec and plugg it back
in.
restart your linux box.
My
cable modem gets a brain glitch and dhcp dies once in a great
while.
If
Hmmm.
I had that simular problem with my 3com nic in my laptop. What those beeps
signify is Linux is detecting your card services and the card services is
reporting there is cards physically present. ( simular to the WIN9X bootup
sequence.) You are going to need to locate a compatible kernel