product description:PCI-E I225 2.5G Ethernet server network card, using high-performance I225-V Ethernet controller. I225-V controller has a Base-T copper network interface, which can provide a compact single-port integrated multi-gigabit (up to 2.5G)-MDI (copper cable) standard for 2500BASE-T, 1000BASE-T, and 100BASE-TX IEEE802.3 Ethernet interface, 10BASE-TE connection.It can also support vPro technology on specific platforms.PCI-E I225 2.5G Ethernet server network card, designed for: any mobile device, desktop, workstation, value server or industrial design with strict space constraintsSpecifications:Compliant with PCI specification revision 3.1 (5.0GT/s);MDI (copper) standard IEEE802.3 Ethernet interface, up to 2.5Gb/s;Compliant with single port 1GbE RJ45 port (copper cable);Compliant with MDI standard IEEE802.3 Ethernet interface (IEEE802.3bz, IEEE802., IEEE802.3u and IEEE802.3) for 2500BASE-T, 1000BASE-T, 100BASE-TX, 10BASE-TE applicationsIEEE802.3 autonegotiator;Compliant with IEEE802.3x and IEEE802.3z flow control support, with software controllable RX threshold and TX pause frame;Automatic detection function (MDI / MDI-X);IEEE 1588 protocol and 802.1AS implementationSupport time sensitive network (TSN) function;Support IEEE802.3az Energy Efficient Ethernet (EEE) full wake on LAN;Support TCP / UDP, IPv4 checksum offloading (Rx / Tx) transmission segment offloading () (IPv4, IPv6);Supports data packets up to 9.5KB jumbo frametechnical parameterApplicable network: multi-gigabit server network cardMain controller: (R) I225-VBus type: PCI X1, 2.5GT/sMedia interface: copper cable, RJ45Transmission rate: 2.5G/1000/100MbpsNetwork topology: 2500BASE-T, 1000BASE-T, 100BASE-TX, 10BASE-TE, IEEE 802.3bz, IEEE 802.3, IEEE 802.3x, IEEE1588, IEEE 802.3az,-Energy Efficient Ethernet (EEE)Management function: IPMI transfer via SMBus or NC-SI, iSCSI boot, WoL, PXE remote boot, VLAN filteringOperating system: FreeBSD, Linux, VMWare ESXi, Win 7/ Server 2012/ Server 2008/ Win 8/Win 8.1/Server 2016/Win 10Firmware environment:Working temperature: 0 ~ 55 Celsius (32 ~ 131Fahrenheit)Storage temperature: -40 ~ 70Celsius (-40 ~ 158 Fahrenheit)Storage humidity: 90% non-condensing relative humidity at 35 CelsiusColour:Black + GreenMaterial:Metal + PCB boardSize:16x12x1.5cmPackage Contents:1 * I225-V single port network cardOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.