What does a router do?

Answer by  Shred (66)

A router essentially takes your incoming internet connection and 'splits' it, allowing it to be shared among the various computers in your house.

Answer by  PlumbButter (107)

A router manages traffic between your network and modem. With a router several computers can share an internet connection through the router, as well as take advantage of wireless connectivity.

Answer by  Queen1990 (541)

A router is a node that is connected to network to share the bandwidth wireless or even between wired computers. It lets the devices connect to the local area network on which you are on to get onto the internet.

Answer by  killermike (176)

A router takes a single internet connection with a single ip address and allows multiple computers to run off this connection at the same time while each recieving its own uniquely identifying ip address. It will also allow you to share files between all computers that are connected to the same router.