Stable and reliable chip RTL8111E, 1* RJ45 port, 10/100/1000Mbps Networking with Auto-Negotiation. Compliant with PCI Express Specification, revision 1.0 a, 1-lane 2.5G bps PCI Express host interface, Low Profile PCI Form Factor (for PCI-E Host only) Fully compliant with IEEE 802.3 (10Base-T Ethernet). IEEE 802.3 u, Supports Full Duplex flow control (IEEE 802.3 x) and IEEE 802.1Q VLAN tagging Supports Windows XP/ 2000/ 2008/ Vista/ 7/ 8/10/ Linux. Supports pair swap/polarity/skew correction, crossover detection & auto-correction, wake-on-LAN and remote wake-up.