Network+ Training Course Index: Network+ Course Notes: - - - - - Understanding how to subnet using variable length subnet masks are important for any network administrator. In this video, you'll learn how to use variable length subnet masks to segment a network into smaller IP subnets. - - - - Subscribe to get the latest videos: Calendar of live events: FOLLOW PROFESSOR MESSER: Professor Messer official website: Discord chat: Twitter/X: Facebook: Instagram: LinkedIn: