Amazon.com: NETGEAR Nighthawk AC1900 (24x8) Wi-Fi Cable Modem Router (C7000) DOCSIS 3.0 Certified for Xfinity Comcast, Time Warner Cable, Cox, & more Bundle with NETGEAR ProSAFE GS108 8-Port Gigabit Desktop Switch (GS108-400NAS) :
D-Link WiFi 6 (AX1500) Smart Internet Router & Wired Gigabit 5 Port Sw – D-Link Systems, Inc
Amazon.com: Linksys Open Source WiFi Wireless-G Broadband Router, Speeds up to (AC1200) 1.2Gbps - WRT54GL : Electronics
cnPilot Home & Business R200 802.11n 300 Mbps Wi-Fi WLAN Router with Analog Telephone Adapter (ATA) VoIP Gateway, 4 port Network Switch and 2 phone ports, RoW. No power cord - WirelessUnits.com
networking - Does WiFi still work if I use my router as a switch? - Super User
ISP Modem+Router -> Switch -> Switch -> OpenWrt Router - Network and Wireless Configuration - OpenWrt Forum