You can already extend your on-premises file servers into Azure using Azure File Sync, but now you can completely decommission those old on-premises file servers and replace them with serverless Azure file shares. This video gives you a quick look at how to domain join your storage account to your on-premises domain, and configure Azure networking to access your Azure file share from on-premises.
- Planning for an Azure Files deployment
- Enable Active Directory authentication over SMB for Azure file shares
- Configure a Site-to-Site VPN for use with Azure Files
- Azure Files networking considerations