In the deployment of the OSPF protocol in a wide area network, what is the core function of the ABR (Area Border Router)?

Question

Options

• AForward routes only within a single OSPF area, not across areas.
• BConnect different OSPF areas and pass inter-area routes (such as Type 3 LSA).
• COnly external AS routes (Type 5 LSA) are transmitted; inter-area routes are not transmitted.
• DDisable OSPF and use static routes to connect different areas.

• A
  4% (1)
• B
  83% (20)
• C
  8% (2)
• D
  4% (1)

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