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4A0-C01 · Question #416

Click on the exhibit. An LDP-over-RSVP tunnel is established between routers R1 and R6. There is a VPN service running between routers R1 and R6. Which of the following is TRUE?

The correct answer is D. Router R3 uses the same LDP transport label as the one received from router R2. See the full explanation below for the reasoning.

Question

Click on the exhibit. An LDP-over-RSVP tunnel is established between routers R1 and R6. There is a VPN service running between routers R1 and R6. Which of the following is TRUE?

Exhibit

4A0-C01 question #416 exhibit

Options

  • ARouter R3 swaps both the RSVP-TE LSP label and LDP transport label received with new labels.
  • BRouter R3 swaps the VPN service label received with a new label.
  • CRouter R3 uses the same RSVP-TE LSP label as the one received from router R2.
  • DRouter R3 uses the same LDP transport label as the one received from router R2.

How the community answered

(31 responses)
  • A
    3% (1)
  • B
    3% (1)
  • C
    10% (3)
  • D
    84% (26)

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