What does "policy-driven networking" achieve in NSX-T?

"Policy-driven networking" within NSX-T automates and enforces network configurations based on predefined security policies, which is essential for achieving consistent security and network management across a dynamic infrastructure. This approach allows organizations to define their security requirements at a high level, such as who can access what resources, and let the system handle the detailed configurations needed to implement those policies throughout the networking environment.

By using a policy-driven model, NSX-T takes the complexity out of manually configuring each individual device or service, significantly reducing the potential for human error and ensuring compliance with security standards. This method promotes agility and efficiency, especially in environments that require rapid changes and scalability, as it automatically adjusts the network dynamically as workloads and services change.

In contrast to the other options, the focus of policy-driven networking is not on simply speeding up manual configurations, reducing security measures, or requiring additional hardware. Instead, it fundamentally enhances security posture and operational efficiencies by utilizing automated tools that align network behavior with established security policies.