Quad-Port 100M/1000M/2.5G PCIe2.1 x4 Lane Network Card — Realtek RTL8125BG + ASMedia ASM1812 — Windows/Linux/VMware ESXi 6 Compatible

High-performance dual-controller NIC using Realtek RTL8125BG + ASMedia ASM1812 with four RJ-45 ports supporting 100M/1000M/2.5G speeds. Interface: PCIe2.1, x4 Lane. Note: All four ports can be active at once, but the rate may not reach full speed on every port simultaneously. Supported features include Jumbo Frames, Wake-on-LAN (WOL), DPDK, iSCSI and FCoE. This card does not support PXE or VLAN. Operating system compatibility: Windows 7/8/10/11; Windows Server 2008 R2/2012/2016/2019; Linux kernel 2.6.x to 5.x; Centos 6/7/8; Ubuntu 16/18/19/20; VMware ESXi 6. NOT SUPPORT ESXI 7/8, FREEBSD and HOT SWAPING.