Can I hook up an extra router to my existing unit that is already a combination modem/router? - Quora
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ARRIS SURFboard 16x4 Cable Modem / AC1600 Dual-Band WiFi Router. Approved for XFINITY Comcast, Cox, Charter and most other Cable Internet providers for plans up to 300 Mbps. - Walmart.com
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NETGEAR CAX30-100NAR AX2700 WiFi Cable Modem Router Nighthawk DOCSIS 3.1 2.7Gbps Two-in-One Cable Modem + WiFi 6 Router - Certified Refurbished - Deal Parade
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Amazon.com: TP-Link TD-W8980 N600 Wireless Dual Band Gigabit ADSL2+ (Non-Cable) Modem Router, 2.4GHz 300Mbps+5Ghz 300Mbps, 2 USB Ports for File Sharing, IPv6 Compatible : Electronics
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