300-420 · Question #392
Drag and Drop Question Drag and drop the Cisco Catalyst SD-WAN components from the left to their definitions on the right. Answer:
The correct answer is vManage; vSmart controller; WAN Edge. This question tests the understanding of the core Cisco Catalyst SD-WAN architectural components and their specific functions within the SD-WAN fabric.
Question
Exhibit
Answer Area
Drag items
Correct arrangement
- vManage
- vSmart controller
- WAN Edge
Explanation
This question tests the understanding of the core Cisco Catalyst SD-WAN architectural components and their specific functions within the SD-WAN fabric.
Approach. The correct interaction is to drag each Cisco Catalyst SD-WAN component to its accurate definition: 1. Drag 'vManage' to 'GUI Interface used to manage Cisco Catalyst SD-WAN devices'. The vManage controller is the centralized network management system for the entire SD-WAN fabric, providing a graphical user interface for configuration, monitoring, and troubleshooting. 2. Drag 'vSmart controller' to 'uses OMP to distribute routes and policy information to WAN Edge routers'. The vSmart controller is the centralized control plane component, responsible for establishing and maintaining the control plane, distributing routing information (via OMP - Overlay Management Protocol) and policies to the WAN Edge routers. 3. Drag 'WAN Edge' to 'forwards, security, encryption, QoS, and routing protocols'. The WAN Edge routers (formerly vEdge or cEdge) are the data plane devices located at the network perimeter, responsible for traffic forwarding, implementing security policies, encryption/decryption, QoS, and participating in routing to connect the local network to the SD-WAN fabric.
Common mistakes.
- common_mistake. A common mistake would be confusing the roles of the control plane (vSmart) and the management plane (vManage), or misattributing data plane functions to the controllers. For instance, dragging 'vSmart controller' to the 'GUI Interface' definition would be incorrect because vSmart handles policy and routing distribution, not the primary GUI management. Similarly, assigning the data plane functions like forwarding and security to 'vManage' or 'vSmart controller' would be wrong, as these are handled by the 'WAN Edge' devices. Each component has a distinct and specialized role within the SD-WAN architecture, and interchanging their definitions indicates a lack of fundamental understanding of the architecture.
Concept tested. The core concept being tested is the understanding of the architectural components and their specific roles and functions within the Cisco Catalyst SD-WAN solution (formerly Viptela SD-WAN). This includes differentiating between the management plane (vManage), control plane (vSmart controller), and data plane (WAN Edge routers).
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