The GAM-4-CRX optimizes coverage in an over the existing wiring infrastructure. Since these GAM devices are Reverse Power Fed by the G1001-CR End-Point devices, they are deployable anywhere, even outdoors where they can withstand harsh environmental conditions. While operation over twisted-pair wiring is always Point-to-Point, operation over a coaxial cabling infrastructure can be Point-to-Multipoint using standard coax splitters. In this mode, a 4-port GAM can serve up to 64 G.hn subscribers with up to 16 subscribers per port.