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Free 4A0-103 Exam Braindumps
Nokia Multiprotocol Label Switching Questions 26–30 (page: 7)

Updated On: 9-Feb-2026

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QUESTION: 26

Which of the following are characteristics of an LSP? (Choose two)

It is unidirectional.
It is bidirectional.
It must always have a secondary path.
It provides a specific tunnel for a FEC through the network.
It always follows the IGP best path.

Answer(s): A,D

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QUESTION: 27

In MPLS, at which device are packets assigned to a FEC?

LSR
LER
eLER
iLER
CE

Answer(s): D

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QUESTION: 28

When configuring an LSP for fast reroute one-to-one protection, which of the following statements is true?

The LSP can also use facility backup.
The LSP is limited to node protection.
You cannot request bandwidth on the protected LSP.
Node protection can be disabled.

Answer(s): D

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QUESTION: 29

Which of the following are functions of the MPLS control plane in a router? (Choose two)

Label allocation and management.
Label swapping.
Pushing a label on an unlabeled packet.
Label signaling.
Routing lookups.

Answer(s): A,D

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QUESTION: 30

Which of the following statements regarding RSVP refresh reduction are true? (Choose two)

Message-IDs replace individual refresh messages.
Refresh reduction applies only to reservation messages.
RSVP generates a summary-refresh message for each LSP.
An LSP state change causes an incremented Message-I

Answer(s): A,D

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