Load the correct drivers for your ethernet card (or port on the motherboard). Check your cable, in case it is bad; a replacement cable is a lot cheaper than replacing your motherboard or the whole PC.
This Ethernet card installs Alone when i install Xp and win 7
Realtek RTL8139 Family PCI Fast Ethernet NIC#2 the card is old 2002 and it installs alone i try google for updates but nothing... and the motherboard port does not work Via Compatable Fast Ethernet Adapter is not working i put the cable on motherboard i try all nothing i found updates again nothing
so you mean i need updates for Realtek RTL8139 Family PCI Fast Ethernet NIC#2 ? but i found nothing and it installs alone Srry for my bad eng And i changed the cable too at my phone are 600kbps and laptop ... something is bad with motherboard or ethernetcard or maybe drivers but it installs alone