Fast ethernet network interface card bus pci lan connection 1 x rj45 lan standard fast ethernet 10100 mbits supported operating systems windows 98se windows me windows nt40 windows 2000 windows server 2003 32 bit windows server 2003 64 bit windows xp 32 bit windows vista 64 bit windows vista 32 bit windows 7 64 bit windows 7 32 bit mac os linux lan protocols ieee 8023 ieee 8023u ieee 8023x transfer rate 100 mbps cabling types 10base t 100base tx char