Support for swap/sex/skew correction, detection and auto-correction. Support hardware ECC (Error Correction Code), hardware (Cyclic Redundancy Check) function. Supports PCI (Message Signaled Interrupt) and -X. Supports the ECMA-393 ProxZzzy standard for sleeping hosts.Supports Wake-on-LAN and "RealWow " technology (remote ). SE-LG8125B-4BT PCI RTL8125B 2.5G Port Network Adapter, Combining Speed IEEE802.3 Compliant Media Access Controller with Speed Ethernet Transceiver, Compliant with 10/100Mbps Ethernet IEEE802.3u Specification, IEEE802. 1000Mbps Ethernet specification and IEEE802.3bz 2500Mbps Ethernet specification. It also provides high-speed transmission over CAT5e UTP cable or CAT3 UTP (10Mbps only) cable. It is suitable for multiple market segments and emerging applications such as desktops, workstations, servers, communication platforms and embedded applications. Compliant with PCI Specification Revision v2.1 Auto-negotiation with extended page functionality Support IEEE1588v1, IEEE1588v2, IEEE80.2AS time synchronization Support shaping algorithm based on IEEE802.1Qav credit; Support IEEE802.1P layer 2 priority encoding; Support IEEE802.1Q VLAN tagging; Support IEEE802.3az-2010; Support IEEE802.3bz-2016 (NGBASET) Support full-duplex flow control (IEEE802.3x) Supports jumbo frames up to 16K bytes Support for Virtual Machine Queue (VMQ) Support -core receive-side scaling (RSS) System Requirements: Linux , Win 7/Win 8/Server 2008/Win 8.1/Server 2012/ Win 10 32/64bit One available PCI x1/x4/x8/x16 slot Specification: Main Chipset: Realtek RTL8125B Bus Type: PCIe x1 2.5Gbps/5.0Gbps, revision v2.1 Transmission medium: 4 x 2.5G RJ45 ports Transmission rate: 2.5G/1000/100Mbps Network M: Support 2.5G and 1G Lite mode Colour:black+green+silver :PCB+Metal Package Contents: 1 x PCIe RTL8125B four-port 2.5G network card 1 x CD-driver 1 x Low Bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.