1G Gigabit Ethernet Network Card 4 RJ45 Port 10/100/1000Mbps Plug and Play PCI Express Network Adapter for PC Item Type: 1G Gigabit Ethernet Network Card Material: PCB Cable Media: Cat 5E/6 or Higher Cable Type: 1000BASE-T,100BASE-T,10BASE-T Board Type: PCIe x4 Operating System Support: For Windows 7/8/8.1/10/11 For Windows Server 2008 /2008 R2 For Windows Server 2012 /R2 For Windows Server 2016 /R2 For Windows Server 2019 /R2 For Windows Server 2022 /R2 For Ubuntu 14.04 or Later For FreeBSD 9/10/11 or Later For REHL for CentOS 6.x or Later For Stable Kernel Version 4.x or Later For VMware for ESX/ESXi 5.x,6.x or Later Port Type: 4 x 1G RJ45 Connectors Port Speed Support:10/100/1000Mbps Power Over Ethernet Management: Yes Standards Compliance: IEEE 802.3ab 1000BASE-T Gigabit Ethernet IEEE 802.3u 100BASE-TX Fast Ethernet IEEE 802.3z IEEE 802.1Q VLANs IEEE 802.3x IEEE 1588 IEEE 802.3az Energy Efficient Ethernet (EEE) PXE Support/UEFI: Yes iSCSI Support: No IPv4 IPv6 Support: Yes RSS Support: Yes WoL Support: Yes Jumbo Data Value(Maximum): Yes Operating Ambient Temperature: 0 ℃ to 55 ℃ (32 ℉ to 131 ℉) Storage Temperature: -40 ℃ to 70 ℃ (-40 ℉ to 158 ℉) Storage Humidity: 5% to 90% Non Condensing Relative Humidity LED Indicator: 1000Mbps: Green Lamp is Always On, Green Lamp is Blinking 100Mbps: Orange blinking, Green blinking 10Mbps: Green Light Blinking