What is the difference between modem and router?

What is the difference between modem and router

Many people only know that modem is an indispensable thing for computer to access the Internet. Since routers are often used together with "modem", people confuse them. They don't know the difference between modem and router. In fact, modem is It is completely different from the router. Today, the editor will introduce to you in detail what is a modem? What is the difference between a modem and a router.

What is a modem?

The Chinese name of modem is modem. The modem is a hardware device of the computer. Its main function is to realize signal conversion. When the signal is sent, the modem plays the role of modulation. The transmitter is used to convert the digital signal into an analog signal. When the signal is received, the modem will play the role of demodulation. The analog signal is converted into a digital signal, and communication between the two computers can be achieved through the modem.

What is the difference between modem and router?

1. Different functions

A modem is a necessary device for computer networking. With a modem computer, dial-up Internet access can be performed. A router is a device that helps multiple computers to share a network. With the help of a router, several computers can access the Internet on the same network cable. However, the router is not a necessary device for the computer to access the Internet. Without the router, the computer can still connect to the Internet through the modem.

 2. Different connection methods

Due to the different functions, the connection methods of the two are also different. One end of the modem is connected to the telephone line, and the other end is connected to the computer or router, while the other end of the router is connected to the modem, and the other end can only be connected to the computer. Networking is not possible.

3. Different appearance

The shape of the modem is relatively simple, like a flat cuboid box, which is very small, while the shape of the router is various, including cuboid shape and oval shape. The overall volume is larger than that of the modem, and the wireless router also Comes with a different number of antenna units.

4. Different ports

The ports of the two are different in shape and number. Generally, there are only two ports on the modem, one is connected to the telephone line and the other is connected to the network cable, while the router has more ports, usually five, one is connected to the modem, and the rest are connected. Can be connected to one or more computers at will.