If you’ve ever tried to curl a Kubernetes Service IP from a VM and it just… hangs — this guide is for you.

We’ll break down:


AKS network design
CIDR layout (VNet, Subnet, Service CIDR, Pod CIDR)
Why ClusterIP fails from a VM
Why NodePort works
Step-by-step packet flow
Full Azure CLI setup


All tested on Azure Kubernetes Service (AKS) in...