PG-9171n Powerline Ethernet + WiFi Adapter

*Semi rural area, two houses 900 feet apart. House 1 256 feet from cable box. House 2 surrounded by trees eliminating a wireless solution. *Cable Company Standard internet provisioning for House 1: 60 down, 5 up Mbps. Measured wired internet speed: 65 down, 5.5 up Mbps. *Setup: House 1 - Netgear R7000 - ethernet patch cable - Trendnet TPA-311 - quad shield RG6 patch - CableGuard CG-1000XL Coax Demarcation Enclosure - Tii Coax Surge Suppressor 212FF75F225-31 - 900 feet COMMSCOPE RG-6 Professional Underground RG6 Coax - CableGuard CG-1000XL Coax Demarcation Enclosure - Tii Coax Surge Suppressor 212FF75F225-31 - quad shield RG6 patch - Trendnet TPA-311 - ethernet patch cable - Netgear R7800 - House 2. *Linux laptop (192.168.1.22) with wired connection to R7000 running iperf3 -c, Linux laptop with wired connection to R7800 running iperf3 -s 192.168.1.22: sender/receiver 94.5/94.5 Mbps. Max possible with 100M ethernet ports in TPA-311. *Wired internet speed test at House 2 R7800: 65 down, 5.5 up Mbps. *Time passes. Cable Company Standard internet provisioning for House 1 increases: 200 down, 10 up Mbps. Measured wired internet speed: 211 down, 11.5 up Mbps. *TPA-311 units, HPNA 3.1, Amazon $80 for pair with PHY rate 256 Mbps replaced with Comtrend GCA-6000 units, G.hn, Walmart $65 for pair with PHY rate 1200 Mbps. *Linux laptop (192.168.1.22) with wired connection to R7000 running iperf3 -c, Linux laptop with wired connection to R7800 running iperf3 -s 192.168.1.22: sender/receiver 574/572 Mbps. *Wired internet speed test at House 2 R7800: 211 down, 11.5 up Mbps. *Cable Company internet speeds of 300 and 400 may be offered in the future using current Arris DOCSIS 3.0 modem. Gigabit speeds will be possible with DOCSIS 3.1. Gigabit G.hn technology (Fast Fourier Transform, Orthogonal Frequency-Division Multiplexing) is already available: Arris GCA2002 G.hn Coax to Ethernet extender, Ready-Links IPC-842C Gigabit Ethernet Delivered over Coax.