Review on High-Speed Jeirdus Intel 82599 Chipset X520-DA2 10G PCI-E Ethernet Server Adapter NIC with Dual Port SFP+ for Fast Data Transfer by Henry Johnston

Some cards come with original unflashed ROM, so sfp with unsupported devices, etc. P. risk the flash as the parity bit of some cards on the X520 may not be the same. If you are a Windows operating system user, you are a goldman. Linux - you can see the rmmodprob device adds the required options and modprob igxbe to no avail. of course with the usual ifup and the option to raise the device. Simply put, it doesn't automatically negotiate or announce what it wants. I NOW have a couple of OLD x520s that work like a charm except they are very trance demanding. To support Linux MELLANOX CONNECT 2X