Features
- Resource grouping
- Group resources onto the same subnet to make it easier to keep an overview
- Address allocation
- More efficient to allocate addresses to resources on a smaller subnet
- Subnet security
- Use network security groups to secure individual subnets
Regions and Subscriptions
- A Virtual Networks (VNets) belongs to a single region. Every resource on the VNet must be on the same region too
- A Virtual Networks (VNets) belongs to just one subscription. But every subscription can have multiple VNets