Network+ Training Course Index: Professor Messer’s Course Notes: Discount exam vouchers: - - - - - How does a network administrator know how to split the network into smaller subnets? In this video, you’ll learn about subnet classes and how they can be used to create groups of IPv4 subnets and hosts. - - - - - Subscribe to get the latest videos: Calendar of live events: Frequently Asked Questions: FOLLOW PROFESSOR MESSER: Professor Messer website: Twitter: Facebook: Instagram: LinkedIn: