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4A0-101 · Question #155

If routers R1 and R2 have a Level 1 and Level 2 IS-IS adjacency, which of the following statements are true? Choose two answers.

The correct answer is B. Routers R1 and R2 are in the same area. D. Routers R1 and R2 will send a Level 1 Hello PDU and Level 2 Hello PDU, if the interface type. See the full explanation below for the reasoning.

Question

If routers R1 and R2 have a Level 1 and Level 2 IS-IS adjacency, which of the following statements are true? Choose two answers.

Options

  • ARouters R1 and R2 are in different areas,
  • BRouters R1 and R2 are in the same area.
  • CRouters R1 and R2 will send a Level 1 Hello PDU and Level 2 Hello PDU, if the interface type
  • DRouters R1 and R2 will send a Level 1 Hello PDU and Level 2 Hello PDU, if the interface type
  • ERouters R1 and R2 will send a Level 1/2 Hello PDU, if the interface type between them is

How the community answered

(52 responses)
  • A
    6% (3)
  • B
    83% (43)
  • C
    2% (1)
  • E
    10% (5)

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