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Nokia Multiprotocol Label Switching

Exam Details

  • Exam Code
    :4A0-103
  • Exam Name
    :Nokia Multiprotocol Label Switching
  • Certification
    :Nokia Certifications
  • Vendor
    :Nokia
  • Total Questions
    :249 Q&As
  • Last Updated
    :Apr 13, 2025

Nokia Nokia Certifications 4A0-103 Questions & Answers

  • Question 121:

    A router has two admin groups defined (GREEN=1 and RED=3). An interface is associated to both admin groups. What value will be shown in the Admin Group sub-TLV for this interface?

    A. 0x4

    B. 0x5

    C. 0x10

    D. 0xa

  • Question 122:

    Which of the following about configuring an LSP path definition on an Alcatel-Lucent 7750 SR is FALSE?

    A. A path definition can have both loose and strict hops.

    B. A path definition can be configured with loose hops only.

    C. A path definition is configured on the head-end router only,

    D. A path definition is not required if CSPF is enabled on an LSP.

  • Question 123:

    Which of the following is NOT an advantage of MPLS shortcuts for BGP traffic?

    A. It makes use of MPLS resiliency features available within an AS.

    B. It eliminates double route lookups on all routers within an AS.

    C. It eliminates the need to run IGP on all routers within an AS.

    D. It eliminates the need for an iBGP full mesh on all core routers.

  • Question 124:

    Click on the exhibit.

    The link between routers R4 and R6 is down before the LSP is signaled. CSPF is enabled on the LSP. Which of the following conditions is TRUE?

    A. Router R1 sends a PATH message and router R4 sends back a PATH Error message.

    B. Router R1 does not send a PATH message because it detects an error.

    C. Router R1 sends a PATH message and router R4 sends back a PATH Tear message.

    D. Router R1 sends a PATH message and router R4 sends back a RESV Error message.

  • Question 125:

    Which of the following about CAC is FALSE?

    A. CAC is used when the LSP path has not been computed by CSPF.

    B. CAC is used when the LSP path has been computed by CSPF.

    C. CAC is used to perform a bandwidth check on each egress interface of the downstream router.

    D. CAC is used to perform a bandwidth check based on the router's LSDB.

  • Question 126:

    Which of the following about LDP-over-RSVP is TRUE?

    A. RSVP LSPs must exist between each PE-ABR pair, or ABR-ABR pair in each area.

    B. When LDP-over-RSVP is active, the LDP prefixes are resolved to a physical egress interface.

    C. Targeted sessions must exist between all routers along the tunnel path.

    D. Link LDP sessions must exist between each ABR-ABR pair in each area.

  • Question 127:

    Click on the exhibit.

    Initially, all links have 800Mbps of unreserved bandwidth. All links are of equal costs. Shared explicit reservation style is used. LSP 1 is signaled first with a setup and hold priority of 2. Then, LSP 2 is signaled with setup and hold priority of 5. Both LSPs go from R1 to R5. Which of the following is TRUE?

    A. LSP 1 will follow R1-R3-R4-R5. LSP 2 will follow R1-R2-R5.

    B. LSP1 will follow R1-R2-R5. LSP 2 will follow R1-R3-R4-R5.

    C. Both LSP 1 and LSP 2 will follow R1-R2-R5.

    D. Both LSP 1 and LSP 2 will follow R1-R3-R4-R5.

  • Question 128:

    Which of the following about the Alcatel-Lucent 7750 SR command "own Isp-trace" is FALSE?

    A. The MPLS TTL values are incremented at each request.

    B. The router uses MPLS Echo Request packets that are IP-routed.

    C. The router collects hop information along the tunnel's path.

    D. The router performs an unidirectional LSP test.

  • Question 129:

    Click on the exhibit.

    RSVP state for LSP 1 has timed out on router R3. Which of the following actions will router R3 initiate to clear the RSVP session?

    A. Send a RESV Tear message toward router R6.

    B. Send a RESV Tear message toward router R1.

    C. Send a RESV Error message toward router R6.

    D. Send a RESV Error message toward router R1.

  • Question 130:

    Which of the following about RSVP-TE on an Alcatel-Lucent 7750 SR is TRUE?

    A. Label bindings are distributed to other routers when explicitly requested.

    B. Label bindings are distributed to all neighbors including non-downstream routers.

    C. Label bindings are distributed if labels have not been received from downstream routers.

    D. All labels received from downstream neighbors are stored in the LIB.

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