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E20-918 · Question #62

An IT security team is concerned about the authentication traffic patterns that may be required to integrate the private and public clouds. As a result, IT has elected to federate their active…

The correct answer is A. Layer 7, because it allows control at the application layer and is policy driven. See the full explanation below for the reasoning.

Question

An IT security team is concerned about the authentication traffic patterns that may be required to integrate the private and public clouds. As a result, IT has elected to federate their active directory using ADFS from the private cloud to the public cloud. One of the design decisions is whether to use a Layer 2, 3, or 7 firewall / switch mechanism between the public and private clouds. There are trade-offs with each choice. Which network layer would best address this situation, and why?

Options

  • ALayer 7, because it allows control at the application layer and is policy driven.
  • BLayer 3, because it allows segment isolation while still providing high performance levels.
  • CLayer 2, because it provides the simplest configuration to manage and it is easy to isolate and
  • DLayer 2, because it provides the best performance and it is easy to isolate problems.

How the community answered

(32 responses)
  • A
    75% (24)
  • B
    3% (1)
  • C
    9% (3)
  • D
    13% (4)

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