Free 4A0-103 Exam Braindumps (page: 13)

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Which of the following routing protocols are supported on the Alcatel-Lucent 7750 SR to enable constraint- based LSPs? (Choose two)

  1. RIPv2-TE
  2. CSPF
  3. OSPF-TE
  4. ISIS-TE
  5. RSVP-TE

Answer(s): C,D



Which of the following statements is true when the implicit null is implemented?

  1. The penultimate router will POP the top label from the packets.
  2. The eLER will receive packets with a top label value of 3.
  3. The eLER will receive packets with a top label value of 0.
  4. The penultimate router will always receive unlabeled packets.
  5. The penultimate router performs a double lookup on the packet.

Answer(s): A



Which of the following is described by the following statement? An LSR propagates a label mapping only for a FEC for which it has a label mapping for the FEC next-hop.

  1. Independent control mode
  2. Ordered control mode
  3. Liberal label retention
  4. Conservative label retention
  5. Downstream on demand.

Answer(s): B



Which of the following commands is used to display the database containing the OSPF-TE LSAs?

  1. show router ospf opaque-database
  2. show router ospf database
  3. show router ospf opaque-Isa
  4. show router ospf te opaque

Answer(s): A






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