Can't get network working, connecting via network card to external adsl modem/router. I tell to netcardconfig same addresses as in my other os wich works.

dmesg says NETDEV watchdog: eth0: transmit timed out

my networkcard is: PCI Realtek (irq 1
adsl modem: Telewell EA200

im running knoppix livecd ver. 3.2 (18.4.2003)