Shopping for a cable modem? Read this first! - CNET
Using a router to block a modem | Computerworld
How to choose the right cable modem | Tom's Guide
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
Mobile broadband modem - Wikipedia
What Is a Modem? | Linksys: US
Wireless modem hi-res stock photography and images - Alamy
Modem vs Router: What's the Difference?
Internet Modem vs Router – Do You Need Both? - Spectrum Resources
The Best Cable Modem/Router Combos for Most People | Lifehacker