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Re: [LUG] Routers and Modems

 

On 14/04/12 15:24, Martijn Grooten wrote:
> They are separate things.
> 
> A modem converts as digital signal that can be received by computers
> to an analogue one that can be sent over a phone line and vice versa.
> A router routes digital signals between computer networks.
> 
> As your Internet traffic enters your house via a telephone line, you
> need a modem to turn it into a digital signal. If you have more than
> one device using the Internet connection, or if you want to use wi-fi,
> you will need a router to make sure the incoming traffic is sent to
> the right device.
> 
> Because most people will need both a modem and a router, they are
> generally included in the same device. You can buy them separately
> though but if you need both, there's probably little point in doing
> so. (It's not too difficult to set up a Linux box to do the routing
> and it certainly gives you more control over what happens. You'd still
> need something to do the wi-fi though.)
> 
> Martijn.
> 
Thanks. I have a desktop computer, wired, two laptops using wifi and a
smartphone also using wifi. I suppose that my current router includes a
modem. Anyway, does this mean that I need both a modem and a router? And
if so, when I am looking for a new router must I make sure it includes a
modem? Up till now I had always assumed that it would.

Thanks for the help,

Neil

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