Can routers connect to ADSL through an RJ-45 cable instead of a phone line? - Quora
DSL-AX82U|Modem Routers|ASUS Global
Configuring Your Router With Your ADSL Or Cable Modem - Belkin
Amazon.com: 4G LTE Router with SIM Card Slot 300Mbps Unlocked Wireless Mobile WiFi Hotspot Routers with 4pcs Non-Detachable Antennas for B2/B4/B5/B12/B13/B17/B18/B25/B26[Not for Verizon] : Electronics
Convert Wireless ADSL Modem Router into a Wireless Access Point, possible? - Super User