Which of the following descriptions of OSPF special areas is incorrect?

Question

Options

• AThe difference between a Stub area and a Totally Stub area is that detailed inter-area routing is allowed in the Stub area.
• BThe difference between the Stub area and the NSSA area is that detailed inter-area routes are not allowed to exist in the Stub area.
• CThe Stub area does not allow detailed inter-area routes, but also does not allow the existence of autonomous system external routes and inter-area routes.
• DThe difference between the Stub area and the NSSA area is that the NSSA area allows the introduction of external routes to the autonomous system, and the ABR issues Type 7 LSA advertisements to the area.

• A
  74% (31)
• B
  14% (6)
• C
  5% (2)
• D
  7% (3)

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