Here's my take on the product.I read the reviews, many have the same problem, and the flashing does not help. No one can say for sure why.
πΆ NETGEAR Nighthawk C7000 Cable Modem WiFi Router Combo - Xfinity, Spectrum, Cox Compatible - Supports Up to 800Mbps Cable Plans - AC1900 WiFi Speed - DOCSIS 3.0
10 Review
π NETGEAR Nighthawk C7100V Cable Modem Wi-Fi Router Combo with Voice - Supports up to 400 Mbps Cable Plans, 2 Phone Lines, AC1900 Wi-Fi Speed, DOCSIS 3.0
9 Review
πΆ Motorola MG7700 Modem WiFi Router Combo: Faster Cable Plans up to 800 Mbps, DOCSIS 3.0 + Gigabit Router Approved by Comcast Xfinity, Cox, Spectrum
8 Review
Wi-Fi router MikroTik hAP ac3, black
21 Review
π uni USB C Hub with Ethernet Adapter, 4K HDMI, Gigabit Ethernet, and 3 USB 3.0 Ports for MacBook Pro, iPad Pro, XPS
11 Review
π CERRXIAN RS232 to Ethernet Serial Device Server - TCP/IP Converter with 1Port DB9 RS232 Serial to Ethernet Connectivity
3 Review
π StarTech.com NETRS2321P: 1-Port RS232 to Ethernet IP Converter, Serial over IP Device Server - Black
5 Review
HB-UMLS Sabrent USB 2.0 Hub with 4 Ports and LED Power Switches for Each Port
12 Review