Use Intel Quad bypass cards (82571EB PRO) Download latest intel e1000e drivers These drivers are available on sourceforge. Identify the parameters of your particular adapter Identify the exact model you have Run sudo lshw -C network and identify the full name of your network card. Mine ended up being 82571EB PRO/1000 AT. Then, look in /usr/share/misc/pci.ids for that code and pull out the pci-id for that code (in this case 10a0. Modify drivers & compile Uncompress the tar'd driver. tar -xzvf Move into src cd src Modify the definition of E1000_DEV_ID_82571EB_QUAD_COPPER in hw.h. echo "#define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A0" >>hw.h Compile the module and install sudo make install reload module sudo modprobe -r e1000e; sudo modprobe e1000e Your nics should show up as DISABLED instead of UNCLAIMED.