Aidan Finn 2/21/2025

How Many Subnets Do I Need In An Azure Virtual Network?

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This technical article debunks the need for multiple subnets in Azure Virtual Networks by explaining that Azure's physical network abstracts traditional networking concepts. It contrasts on-premises, cable-oriented network segmentation with Azure's approach, advocating for the use of Network Security Groups (NSGs) to enforce security between application tiers (web, app, database) within a single subnet.

How Many Subnets Do I Need In An Azure Virtual Network?

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