At the back of the DIRECTV Plus HD DVR, connect another Ethernet cable into the back of your DIRECTV Plus HD DVR. Â® Ethernet cable plugs into HD DVR. Network Your DIRECTV Plus HD DVR - Â® QUICK START GUIDE 2 Ethernet Cables Wall Mount Plugged into Wall Outlet (Note: You may have one or two Ethernet ports, depending on your model. If you have 2, use the