The history of the network is a story about communications. In the late 19th century, the railroads began connecting cities and towns throughout the world. Today, the global digital network gives news definitions to space and time.
In this new space, we are entering the realm of the virtual. The virtual network is becoming the standard that many enterprises are adopting as the performance requirements increase and the need to optimize is driven by costs and competitive pressures.
That's a story that has been told time and again as illustrated in this infographic by GetSatisfaction.