2IP networks and telecommunications

Introduction

Why is a network drawn as a cloud? Is it because most are unaware of the processes happening as data tranverses the network?

In all but the smallest of enterprises, the IT department maintains the computer network infrastructure. How many of us are concerned with what happens beyond the RJ-45 jack on the wall? It says a lot for computer networks that we often forget the network is there. We haul files across the world at the click of a mouse, and they arrive seconds later.

With video media, things are different; we place many more demands on the network. So it helps to understand a little more about the data network, and the telecommunications infrastructure that underpins it.

The first thing that ...

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