Why do you need subnets? What addresses can we use? And what is the difference between a /16 and a /24 subnet anyway? Virtual Networks and subnets can be daunting in Azure, yet they are fundamental to so many resource types. In this session we'll cover everything you need to know to get started with creating your own virtual network are carving it up into subnets of various sizes to meet your needs. So next time you need to create a subnet to join your Azure SQL VM to, you'll know exactly how to plan for this and implement accordingly.