KM8139D chipset
Provides 32-bit PCI interface
100 Mb/s operation
Supports 100 Mb/s N-way Auto-negotiation operation 
Supports PCI clock 15 MHz-40 MHz
Supports ACPI 1.0 and PCI power management Ver.1.1 compliant
Complies with IEEE802.3, IEEE802.3u standards
Compliant to PC99 standard
Contains two large (2Kbyte) independent receive and transmit FIFO’S
Supports digital and analog loop back capability on both ports
Supports Full Duplex and Half Duplex transfer modes
Provides BOOTROM socket
One LED indicator for monitoring link/activity
Supports drivers for Solaris NetWare, Windows 98, Windows Me, Windows NT4.0, Windows 2000, Windows XP, Linux