Exam CAS-004 topic 1 question 317 discussion

D. software-defined networking. When defining Access Control Lists (ACLs) in a Cloud Service Provider (CSP) environment, it relies on Software-Defined Networking (SDN). SDN allows for the centralized management and control of network traffic. It abstracts the underlying network infrastructure and enables dynamic, programmable control over traffic flows. This is in contrast to traditional on-premises infrastructure configurations, where network settings and policies are typically configured directly on physical devices. SDN provides the flexibility and agility needed to manage network access in cloud environments, making it a crucial component for defining ACLs in a CSP.

Software-defined networking (SDN): SDN is the most directly related option here. In a cloud environment, networking is largely software-defined, allowing for dynamic, programmable networking configurations. ACLs in a CSP are often defined within the context of SDN, leveraging its flexibility to manage access to network resources efficiently and dynamically. SDN enables the fine-grained application of ACLs across virtual networks, subnets, and even individual resources, aligning closely with the cloud's agile and scalable nature.