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What is a router?

Every home network must have one router, and preferably no more. A standard router always has one WAN (Internet) port to connect to the Internet source and a few LAN ports to host wired devices. Nowadays, routers are often “Wi-Fi routers” that also have a built-in Wi-Fi access point. Most Wi-Fi routers can be configured to work as a simple Wi-Fi access point. In this case, none of its routing-related features are used, and all of its network ports function as LAN ports. Tip Generally, you can use a standard router with any Internet source, as long as the source has a network port that the rou

Modem vs. Router vs. Gateway 101: The Cheat Sheet | Dong Knows Tech
What is a gateway?

A gateway, or residential gateway, is a combo device that has a Wi-Fi router and a terminal device (such as a modem) inside a single hardware box. That said, a gateway generally has a service connector/port plus a few LAN ports. Since it can connect directly to the service line, it typically doesn’t have a WAN port. If you use equipment provided by a cable service provider, chances are it’s a gateway. In this case, the company technician might call it a “modem,” which, though partly true, is incorrect. However, the misnomer is so prevalent that many hardware vendors use the term “modem” for th

Modem vs. Router vs. Gateway 101: The Cheat Sheet | Dong Knows Tech