Nokia 4A0-103 Online Practice Questions and Exam Preparation

Nokia 4A0-103 Online Questions & Answers

• Question 181:

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

  A. LSR
  B. LER
  C. eLER
  D. iLER
  E. CE
  D. iLER

• Question 182:

  Which of the following about RSVP-TE summary refresh messages is TRUE?

  A. They list the RSVP session names that the router is refreshing,
  B. They list the Message IDs that the router is refreshing,
  C. They list the Tunnel IDs that the router is refreshing.
  D. They list the LSP I Ds that the router is refreshing.
  B. They list the Message IDs that the router is refreshing,

• Question 183:

  Which of the following devices inspects the MPLS header in the received packet, and exchanges it for a new MPLS header?

  A. iLER
  B. LER
  C. LSR
  D. PE
  E. eLER
  C. LSR

• Question 184:

  Which of the following about an LSP protected with facility FRR is TRUE?

  A. The LSP can use protection tunnels used by other LSPs.
  B. The LSP can use facility and one-to-one FRR simultaneously.
  C. The LSP is limited to link protection.
  D. A detour protection tunnel is created for this LSP.
  A. The LSP can use protection tunnels used by other LSPs.

• Question 185:

  Which of the following is NOT required to configure an Alcatel-Lucent 7750 SR as a PE router running 6PE?

  A. Configure BGP with the IPv6 address family.
  B. Configure BGP to add IPv6 Explicit Null labels.
  C. Configure a route policy to export IPv6 routes into BGP.
  D. Configure the nexthop core router as a BGP peer.
  D. Configure the nexthop core router as a BGP peer.

• Question 186:

  Which of the following about Type 10 opaque LSAs is TRUE?

  A. Type 10 opaque LSAs are supported by IS-IS.
  B. Type 10 opaque LSAs are flooded to all areas of the routing domain.
  C. Type 10 opaque LSAs are stored in an LSDB.
  D. Type 10 opaque LSAs are used for traffic engineering support.
  D. Type 10 opaque LSAs are used for traffic engineering support.

• Question 187:

  An LSP is configured with one-to-one FRR and node protection on a Alcatel-Lucent 7750 SR. Which of the following is FALSE?

  A. Each PLR signals a protection tunnel that avoids the downstream node.
  B. A single protection tunnel can protect all LSPs that go through the same hop.
  C. A link protection tunnel is signaled if a node protection tunnel cannot be established.
  D. Protection tunnels used in this LSP are also detour tunnels.
  B. A single protection tunnel can protect all LSPs that go through the same hop.

• Question 188:

  Click on the exhibit.

  

  An LSP traverses the path R1-R2-R3. With one-to-one fast reroute enabled, which router becomes a DMP for the detour tunnels?

  A. Router R1
  B. Router R2
  C. Router R3
  D. Router R4
  E. Router R5
  E. Router R5

• Question 189:

  Which of the following statements best describe MPLS fast reroute characteristics? (Choose two)

  A. Fast reroute requires you to manually define detour paths.
  B. Fast reroute provides path protection close to the failure point
  C. Fast reroute performs automatic path calculation and signaling.
  D. Fast reroute protects both primary and secondary paths.
  B. Fast reroute provides path protection close to the failure point
  C. Fast reroute performs automatic path calculation and signaling.

• Question 190:

  Which of the following statements regarding the MPLS SWAP label operation is true?

  A. The inner label will be exchanged with the MPLS outer label.
  B. The inner label will be exchanged for a new label.
  C. The outer label will be exchanged for a new label.
  D. All labels will be exchanged for one new label.
  E. All labels will be exchanged for an equal number of new labels.
  C. The outer label will be exchanged for a new label.