This is a PCI Ethernet card with four Gigabit ports. The MDI/X feature (accepts both cross-over and straight cables) can now be used on your router or server. This device integrates four 10/100/1000Mbps Gigabit Ethernet ports into one card that is an ideal solution for connecting many networks to one router or for extending your network.
RB44GV is an improved version of the RB44 gigabit four port PCI interface. This new card is based on the VIA VT6122 chipset. It supports MDI-X auto cross/straight cable detection, 10/100/1000 speeds and can be used in any operating system which has drivers for VT6122, including Windows, Linux and RouterOS.