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4A0-C01 · Question #308

Which of the following statements best describes the function of an OSPF Type 4 LSA?

The correct answer is A. A Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area. See the full explanation below for the reasoning.

Question

Which of the following statements best describes the function of an OSPF Type 4 LSA?

Options

  • AA Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area.
  • BA Type 4 LSA is originated by an ASBR to describe a route to itself to routers outside the area.
  • CA Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the backbone area to provide routing information.
  • DA Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the stub area to provide routing information.

How the community answered

(55 responses)
  • A
    80% (44)
  • B
    5% (3)
  • C
    13% (7)
  • D
    2% (1)

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