QUESTION: 13

Click on the exhibit button below.

With fast reroute enabled, and given the following:
-The protected LSP path is R1-R2-R3.
-All links are of equal cost.

Which of the following statements is true? (Choose two)

Router R1 is the LSP originator and is also a PLR.
With one-to-one link or node protection, the detour LSP path is R1-R4-R5-R2-R3.
With one-to-one link or node protection, the detour LSP path is R1-R4-R5-R3.
If the R2-R3 link fails, router R3 becomes a PLR
None of the nodes can be protected with FRR.

Answer(s): A,C

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QUESTION: 14

Which of the following statements regarding LSP path configuration are true? (Choose three)

The path must include at least one hop.
The path may be used multiple times in a single LSP.
The path may comprise loose hop entries only.
The path must define the LSP's tail end.
The path may be used for multiple LSPs.

Answer(s): A,D,E

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QUESTION: 15

Click on the exhibit button below.

Consider the following:
-Routers R1 and R4 are in Area 1.
-Routers R4 and R5 in Area 0.
-Routers R5 and R3 are in Area 2.

To support LDP-over-RSVP tunnels between routers R1 and R3 over path R1-R4-R5-R3, with which routers will router R5 require targeted sessions? (Choose two)

Router R1
Router R4
Router R2
Router R3

Answer(s): B,D

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QUESTION: 16

Which of the following statements best describes downstream unsolicited label distribution?

An LER may answer requests for label mappings immediately, without waiting for a label mapping from the next-hop.
An LER may advertise label mappings to all peers for which it might be a next-hop for a given FEC.
An LER propagates a label mapping downstream for a FE only if it has a label mapping for the FEC next- hop.
An LER will only distribute a label for a FEC when it has been requested to do so.

Answer(s): B

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