CISSP Practice Exam 2025 – Complete Prep Guide

The correct option highlights the role of centralized control systems in Software-Defined Networking (SDN). In SDN architecture, the control plane is decoupled from the data plane, allowing for a centralized controller to manage the network devices. This centralized control system is responsible for making routing decisions and defining policies for the network. By having a single point of management, the network becomes much more agile, enabling configuration, monitoring, and management functions to be performed from a central location.

This centralized approach allows for more efficient traffic management, quick adaptation to network changes, and an overarching view of the network status, which is essential for dynamic environments. With centralized control, network administrators can modify routing rules and configurations in real-time without having to manually update each individual switch or router.

Other options, while important in the context of networking, do not serve the same role as centralized control systems in SDN. Decentralized routing protocols, for example, rely on distributed decision-making among network nodes rather than a single controller. Remote data analysis tools focus on analyzing data collected from the network but do not inherently manage routing decisions themselves. Peer-to-peer networks suggest a structural type of network that lacks a centralized management system, making them fundamentally different from the concept embodied in SD