Explore the management of Azure DNS services and its benefits in this 22-video course, which examines how DNS (domain name system) name resolution works in Azure; how to use the portal, the command-line interface (CLI), and PowerShell to create a DNS zone; and how to enable custom DNS servers for a VNet. One of several preparing learners for the AZ-104 Microsoft Azure Administrator certification exam, this course's key concepts include how to create a DNS zone using the portal, the CLI, and PowerShell; enabling custom DNS servers for a VNet; and how network security groups control inbound and outbound traffic flow. Next, you will learn how to manage network security groups with the portal, CLI, and PowerShell; recognize when VPN solutions should be used with Azure; and configure point-to-site and site-to-site VPNs. Learn the benefits of using Azure virtual WAN; how to deploy and manage Azure Firewall; and how to configure Azure Firewall application rules. Finally, learn how to deploy and manage Azure Bastion and how to deploy an Azure Virtual WAN hub.