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300-415 · Question #197

What are two components of vSmart? (Choose two.)

The correct answer is A. key reflection. vSmart functions primarily as the control plane in Cisco SD-WAN, responsible for policy enforcement and key management through key reflection.

Architecture

Question

What are two components of vSmart? (Choose two.)

Options

  • Akey reflection
  • Bpolicy engine
  • CNAT traversal
  • Ddevice template creation
  • Emonitoring

How the community answered

(53 responses)
  • A
    94% (50)
  • B
    4% (2)
  • D
    2% (1)

Why each option

vSmart functions primarily as the control plane in Cisco SD-WAN, responsible for policy enforcement and key management through key reflection.

Akey reflectionCorrect

vSmart performs key reflection, which involves generating and securely distributing encryption keys to WAN Edge devices. This process ensures that data plane tunnels (IPsec/GRE) between WAN Edge devices are secured with consistent and appropriate encryption keys.

Bpolicy engine
CNAT traversal

NAT traversal is primarily a function handled by the vBond orchestrator, which assists WAN Edge devices in establishing tunnels through Network Address Translation devices.

Ddevice template creation

Device template creation is a function performed by vManage, the centralized management platform, not by vSmart.

Emonitoring

Monitoring and telemetry data collection are primarily functions of vManage, which aggregates and displays information from all network devices.

Concept tested: Cisco SD-WAN vSmart controller components

Source: https://www.cisco.com/c/en/us/td/docs/routers/sdwan/concepts_architecture/sdwan-architecture-deploy-guide.html#C_ID_CFDE1C3A_00

Topics

#vSmart Controller#SD-WAN Architecture#Control Plane#Key Management

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