Miscellaneous > The Lounge
Raw Internet
Paladin9:
So like, where does the internet come from? Many people have asked who owns the internet, and my question is similar to that. So, if a home user or buisness gets there internet connection from an ISP, where does the ISP get that conection from? Is there some internet god that gives them a raw internet connection? Could I get a raw internet connection that is only limited in speed by the speed of other servers internet connections? does anyone else ever wonder this???
Fett101:
The internet is not a thing. It is just a big ass network of computers.
Heck http://computer.howstuffworks.com/internet-infrastructure.htm
KernelPanic:
quote:Originally posted by Fett101:
The internet is not a thing. It is just a big ass network of computers.
Heck http://computer.howstuffworks.com/internet-infrastructure.htm
--- End quote ---
I think he know that one, but wants to know how connections are filtered down from backbone providers to homes etc.
I'm not sure exactly, like who rents the trasatlantic fibre obtic cables for example?
preacher:
Im guessing that the large telecommunications companies own the greatest portion of the internet's "backbone". After all networking is an extension of telephony, which has been around for a very long time.
Fett101:
It says a bit about that.
quote:Most large communications companies have their own dedicated backbones connecting various regions (see, for example, a PDF of this map). In each region, the company has a Point of Presence (POP). The POP is a place for local users to access the company's network, often through a local phone number or dedicated line. The amazing thing here is that there is no overall controlling network. Instead, there are several high-level networks connecting to each other through Network Access Points or NAPs.
When you connect to the Internet, your computer becomes part of a network.
Here's an example. Imagine that Company A is a large ISP. In each major city, Company A has a POP. The POP in each city is a rack full of modems that the ISP's customers dial into. Company A leases fiber optic lines from the phone company to connect the POPs together (see, for example, this map -- this is the map of a large ISP called UUNET).
Imagine that Company B is a corporate ISP. Company B builds large buildings in major cities and corporations locate their Internet server machines in these buildings. Company B is such a large company that it runs its own fiber optic lines between its buildings so that they are all interconnected.
In this arrangement, all of Company A's customers can talk to each other, and all of Company B's customers can talk to each other, but there is no way for Company A's customers and Company B's customers to intercommunicate. Therefore, Company A and Company B both agree to connect to NAPs in various cities, and traffic between the two companies flows between the networks at the NAPs.
In the real Internet, dozens of large Internet providers interconnect at NAPs in various cities, and trillions of bytes of data flow between the individual networks at these points. The Internet is a collection of huge corporate networks that agree to all intercommunicate with each other at the NAPs. In this way, every computer on the Internet connects to every other.
--- End quote ---
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