Understanding the Azure networking components

and we looked at other components … of objects that are stored in Azure. … But one of the elements that's really important … in having those elements communicate properly … with each other is virtual networking. … Now virtual networking is one of those things … that you configure in Azure, … but it's not necessarily required in Azure. … So what is a virtual network? … Well a virtual network is a portion … of our Azure configuration that will allow you … to isolate a group of virtual machines … or a group of services into a security segment. … So think about it as a way to isolate a group of machines, … maybe isolating them from the internet … or isolating them from each other, … or even provide better communication with a group … of virtual machines. … So think about two sets of virtual machines, … or a set of virtual machine that hosts databases … and another set of virtual machines … that will host applications, and you want them … to communicate really quickly with each other, … not have to be routed through load balancers …