check the output of lsmod and look for iwlwifi and iwldvm to see if the module is loaded, if not, you can load it yourself using modprobe -v iwldvm
yum search iwl
you’ll see iwl6000-firmware, iwl6000g2b-firmware, and so on.
lshw – hardware monitor
monitor
xrandr
xrandr –output DVI-1 –right-of DisplayPort-0