What are routers? Why we need them?

why do we need routers and in what kind of a location routers are needed the most?

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4 उत्तर
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  • A router is a networking device that forwards statistics packets among laptop networks. Routers perform the traffic directing features on the Internet. Data despatched through the net, which includes an internet web page or electronic mail, is within the shape of records packets.
     
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  • Routers allow the multiple devices to join the same network such as smartphones, computers etc. It is very inexpensive device.
     
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  • You need an inexpensive device called a router. This is basically a box that goes between your DSL or cable modem and all of your Internet devices (computers, HDTV, and so on). The router shares the Internet signal between the multiple devices. ... Your ISP provides you with one, allowing one device to access the Internet.
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  • A router is a networking device that forwards data packets between computer networks. Routers perform the traffic directing functions on the Internet. Data sent through the internet, such as a web page or email, is in the form of data packets. A packet is typically forwarded from one router to another router through the networks that constitute an internetwork until it reaches its destination node.
    Need of routers :

    Routers let multiple computers share a common Internet connection from your ISP (Internet Service Provider). This applies to cable, DSL input, or by 3G mobile using USB Dongle.
    Routers support NAT, meaning Network Address Translation. This means that the Public IP address is assigned to the router, and not to any of the PC's on the Local ( LAN ) side of the router.
    A computer connected directly to the ISP cable connection is subject to attack. The presence of a router, improves security.
    Some routers support advanced security such as VPN, which allow business customers at home,to safely log in to their business networks remotely.
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