Hey! so i just got my fiber 100/10 and it works fine on the other computers . but on this i cant get more than 10/10. i have this network card :Intel(R) 82579V Gigabit Network Connection . and sabertooth p67 motherboard. so if i set it to run auto negotiation, or anything higher than 10mb/s full duplex, it says that no cable is connected.. have searched the web for answers but cand find any. any help/answer here?