To get something that works with a phone line, look for a modem, not a router, with the appropriate socket. These often go under the "gateway" label. I don't think Netgear is in that market.
How to use your own modem and router with Comcast Oct 11, 2017 The 10 Best Cable Modem/Router Combos of 2020 Jun 26, 2020 How to connect a router to a router - YouTube Feb 01, 2012
How to Set up a WiFi Router to Use with Your Laptop - dummies
Power off modem and router. Power on modem and wait for in to complete bootup, about 2 minutes. Power up router. Issue is the modem may only have the capability remember one MAC, which in this case is the PC. Powering off causes the modem to forget the previous MAC. Then it can recognise the router. Router speed 10x slower than direct connect to mod When I connect computer directly to modem, I get speeds ~200-220 Mbps (which is my advertised speeds from spectrum). If I connect my computer directly to router with wired connection I only get ~20 Mbps. Also, any device connected to the router wirelessly will get 20Mbps down. Interestingly the upload speed is ~10 Mbps for both modem and router.
Only connect the modem into the plug designated for the modem or for the Internet (not any of the Ethernet plugs). The modem plugs into the Internet or Modem jack on the router. Sometimes the jack is labeled WAN, for wide-area network. Wireless routers have similar connectors to the wired router with the addition of one or more antennas.
How to connect a router to a router - YouTube Feb 01, 2012 How do I connect my NETGEAR Cable Modem Router? | Answer Nov 28, 2016 How to Set up a WiFi Router to Use with Your Laptop - dummies Check that the power LED illuminates. Connect an Ethernet cable to the broadband modem. Restore the power to the modem. Insert the other end of the Ethernet cable into the WAN (wide area network) port on the back panel of the wireless router. How to Hook Up a NETGEAR Wireless Router to a Cable Modem