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300-420 · Question #90

The customization of routing decisions is an example of which policy type?

The correct answer is A. Centralized control policy. Customizing routing decisions to influence path selection and traffic engineering is an example of a centralized control policy.

WAN for Enterprise Networks

Question

The customization of routing decisions is an example of which policy type?

Options

  • ACentralized control policy
  • BCentralized data Policy
  • CLocalized data policy
  • DLocalized control policy

How the community answered

(27 responses)
  • A
    85% (23)
  • B
    4% (1)
  • C
    7% (2)
  • D
    4% (1)

Why each option

Customizing routing decisions to influence path selection and traffic engineering is an example of a centralized control policy.

ACentralized control policyCorrect

Centralized control policies in SD-WAN environments are used to influence the control plane, dictating routing behavior, path selection, and other network-wide routing decisions. These policies are configured centrally and then propagated to edge devices to customize routing across the network.

BCentralized data Policy

Centralized data policies in SD-WAN define how data plane traffic is handled, such as specifying forwarding paths based on application or security requirements, not directly customizing routing decisions.

CLocalized data policy

Localized data policies refer to data plane actions taken at a specific device for traffic flowing through it, often for local security or QoS, and do not centralize routing decision customization.

DLocalized control policy

Localized control policies are control plane actions taken at a specific device, usually for local routing adjustments or filtering, but do not provide the centralized, network-wide customization of routing decisions across multiple sites.

Concept tested: SD-WAN control plane policy

Source: https://www.cisco.com/c/en/us/td/docs/sdwan/current/configuration/sd-wan-cr-book/sd-wan-policy-config.html

Topics

#SD-WAN Control Policy#Centralized Policy#Routing Customization#Control Plane

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