– A friend of mine in IT is always talking about the “secondary” or “private” internet network that big name corporations operate on, outside of “normal internet” traffic. What is this network, and how is it accessed?

Question

– A friend of mine in IT is always talking about the “secondary” or “private” internet network that big name corporations operate on, outside of “normal internet” traffic. What is this network, and how is it accessed?

In: 4244

Answer 1

Think of this as roads

The internet is all the public roads. They connect all houses and business etc and you can take a short or long route due to capacity.

Then you have intranet. (Note the spelling) this is all the roads in my ranch. Just for me the boss of MegaCorp and my friends and employees. Still a road network, but you’re not allowed access cos it’s on my land. Also called Local Area Network.

Then you have MegaCorp with their private road between their two sites. Still a road. Not just in my ranch, and to all intents and purposes still a part of the public road network, but I pay extra to keep the public off it so it’s faster for me. I might even have paid for it myself. In real life, this can sometimes be a [microwave link between buildings ](https://www.cablefree.net/wp-content/uploads/2015/02/Cablefree-Microwave-Link-10.jpg)