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Nokia

4A0-C01 · Question #435

Facility fast reroute with node protection is enabled for an LSP, which of the following is FALSE?

The correct answer is C. No bypass tunnel is established if the PLR cannot provide node protection. See the full explanation below for the reasoning.

Question

Facility fast reroute with node protection is enabled for an LSP, which of the following is FALSE?

Options

  • AEach PLR signals a bypass tunnel that avoids the next-hop downstream router.
  • BWhen a failure occurs, the PLR pushs an additional label onto the label stack.
  • CNo bypass tunnel is established if the PLR cannot provide node protection.
  • DThe head-end router sets the local protection desired flag in the session attribute object.

How the community answered

(55 responses)
  • A
    9% (5)
  • B
    4% (2)
  • C
    73% (40)
  • D
    15% (8)

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