Hi, need urgent help here ,mm,m i had 3 computers, connected to a 10 mbps HUB , the 3 with XP, up and running, with ICS and file sharing, the problem began when i changed the HUB to a 100mbps one, the cables r right, the hub works, i checked them in another network, i manually configured the LAN, , i've tried everything, i think, and it doesn't work , i can't ping any computer, the NIC r working too, and the LED indicators in the HUB show activity, can anybody help me here? thanx