A router is a piece of hardware that enables you to create a home network, or many computers and other devices connected to a single Internet connection.
To the port on the back of the desktop computer, attach a LAN cable. Use a LAN adapter to connect if your laptop lacks a side-mounted LAN port.
Normally, a modem connects to a router, which takes internet access from the modem and distributes it to other networked devices. For connectivity, modems can make use of Ethernet cable, DSL, fiber, or wireless technologies.
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