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Home Alcatel-Lucent 4A0-103

Alcatel-Lucent 4A0-103 Exam Practice Questions (P. 4)

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Question #16
Which of the following statements best describes downstream unsolicited label distribution?
  1. A
    An LER may answer requests for label mappings immediately, without waiting for a label mapping from the next-hop.
  2. B
    An LER may advertise label mappings to all peers for which it might be a next-hop for a given FEC.
  3. C
    An LER propagates a label mapping downstream for a FEC. only if it has a label mapping for the FEC next-hop.
  4. D
    An LER will only distribute a label for a FEC when it has been requested to do so.

Correct Answer:
B

Question #17
In MPLS, labels are distributed in the opposite direction of the data flow.
  1. A
    TRUE
  2. B
    FALSE

Correct Answer:
A

Question #18
Click on the exhibit button below.

Given the configuration below, what is the system ID of the destination node?
  1. A
    10.32.1.2
  2. B
    10.1.478
  3. C
    1048.1.1
  4. D
    Cannot tell from this configuration
  5. E
    10.1.2.2

Correct Answer:
B

Question #19
Which of the following is defined by the following statement? All label mappings received from all peer LSRs are saved.
  1. A
    Conservative label retention
  2. B
    Liberal label retention.
  3. C
    Downstream on demand.
  4. D
    Downstream unsolicited.

Correct Answer:
B

Question #20
What is the common usage of the MPLS EXP bits?
  1. A
    Each implementation can use them as they see fit.
  2. B
    They are used to carry the Ethertype value.
  3. C
    They are used to carry the TTL value.
  4. D
    They are used to carry QoS classification.
  5. E
    They are used to carry fragmentation flag information

Correct Answer:
D

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