1. Virtual Network (VNet) 📌 One-paragraph explanation A Virtual Network (VNet) is the core private networking space in Azure where all cloud resources communicate securely. It is used to isolate workloads, control IP ranges, and create a private environment similar to a traditional data center network but fully software-defined in the cloud. 🔍 Details Where used: Hosting VMs, AKS clusters, databases, internal services Connected services: VM, Load Balancer, Application Gateway, Azure Firewall, Private Endpoint Dependencies: None (foundation component) Purpose in architecture: Acts as the main “network boundary” for all resources 🧩 2. Subnet 📌 One-paragraph explanation A subnet is used to divide a VNet into smaller logical networks so that different layers of an application (web, app, database) can be separated and controlled independently for security and traffic management. 🔍 Details Where used: Tiered architectures (web/app/db layers), microse...
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