Features : • Add four 10/100/1000 RJ-45 Ethernet ports through one PCIe slot • Intel 82576 chipset for connectivity • PXE network boot • Fully compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab • Auto MDIX support • Auto-negotiation support • Up to 9K jumbo frame support • IEEE 802.3az Energy Efficient Ethernet (EEE) • Supports IEEE 802.1Q VLAN tagging • Full or low-profile (LP bracket included) installation Full duplex support