Which SD-WAN controller delivers a centralized policy that influences route advertisement across the fabric?
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Correct answer: vSmart.
Why this is the answer
The vSmart controller is the centralized brain of the SD-WAN overlay network, responsible for establishing and maintaining the control plane. It distributes routing information, security policies, and other network policies to the WAN Edge devices, thereby influencing route advertisement across the fabric. vBond is the orchestrator, handling initial authentication and onboarding of devices. vManage is the network management system, providing a GUI for configuration, monitoring, and troubleshooting. WAN Edge devices are the data plane elements that forward traffic according to policies received from vSmart.
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