What Is a Cable Modem Used for?

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Similarly, what does Cable Modem do?

A cable modem uses coaxial cables that connect to the back of the modem and the bolt-like outlet in your wall or on your cable box. This type of modem delivers high speed internet to your device. DSL and dial-up modems use a cable that connects to your phone line.

Secondly, what type of cable is used for cable modem? A Coaxial Cable is a cable most often used to connect a cable box or modem to the incoming connection port in the wall. They can be analog, which typically have a small pin in the center of the connection and screw on, or digital, which press in and stay connected due to pressure.

Correspondingly, what is the difference between a modem and router?

The difference between a modem and a router is that a modem connects to the internet, while a router connects devices to Wi-Fi. It's easy to get the two devices mixed up if your internet service provider (ISP) rents both to you as part of an internet package.

Do I need a router and a modem?

The router sits in between your Internet connection and your local network. But you can't connect directly to the Internet with just a router. Instead, your router must be plugged into a device that can transmit your digital traffic over whatever type of Internet connection you have. And that device is a modem.