If all you have in your home is one computer and you do not have any wireless devices, a modem and an Ethernet cable is all you need to connect your computer to the Internet.īut most people setting up a home network want to connect multiple devices to the Internet and they want to be able to connect wireless devices as well, such as smartphones and tablets. RouterĪ Cable or DSL modem will typically include a single LAN Ethernet connection as described above. Usually these modems have a Wide Area Network (WAN) port to connect the ISP cable and a Local Area Network (LAN) Ethernet port to connect your home computer to it. You can also buy a modem on your own, but you need to first make sure that your ISP supports this brand of modem. Otherwise, they will either charge you a one-time fee for the modem or let you rent it for a monthly fee (most popular in the USA). ISPs will sometimes provide modems (and even routers and gateways) free of charge when you sign up for service, usually under the guise of a special offer. Usually, when you sign up for service, a technician will come to your home and set this up for you, using either a modem provided by the ISP or your own. You need to connect the modem to the line that comes into your home from the ISP. Though some ISPs often give you a choice of services, with varying prices for each one. Your Internet Service Provider (ISP) will let you know what type of service you have and what type of modem you need to obtain. Fiber Optic Cable (Cable using optical light for transmission) – You will need an ONT (Optical Network Terminal) modem from the ISP.DSL (Asymmetric Digital Subscriber Line) – You will need a DSL Modem.Coaxial Cable (for Cable Internet Service) – You will need a Cable Modem.The type of Internet service you are using determines the type of modem you need, and this includes: Today, people primarily use modems to connect their homes to high-speed broadband Internet services as shown on the diagram above. If you are old enough to remember dial-up Internet and services like AOL, you may remember having a modem connected to your computer or laptop, which you used by plugging a phone cable inside it. In the days before broadband Internet, people used modems to connect their computer to the Internet over a telephone line. The word modem stands for “modulator-demodulator” and it is used mainly as the border device to connect the cable coming from the Internet Provider and translate the signals to “computer-friendly” data. Can you Connect a Router to a Modem that Already has a Router?.Do you Need a Modem if You Have a Router?.Shall I Buy a Gateway or Separate Modem and Router?.
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