Nokia 4A0-103 Online Practice Questions and Exam Preparation

Nokia 4A0-103 Online Questions & Answers

• Question 101:

  Click on the exhibit.

  

  This LSP terminates on a system IP address. What is the system address of the destination node?

  A. 10.32.1.2
  B. 10.1.4.78
  C. 10.48.1.1
  D. 10.1.2.2
  C. 10.48.1.1

• Question 102:

  Which of the following about T-LDP on the Alcatel-Lucent 7750 SR is FALSE?

  A. T-LDP is used to provide an end-to-end session between two PE routers.
  B. T-LDP is used to signal service labels for Layer 2 services.
  C. T-LDP is used to establish transport tunnels for Layer 2 services.
  D. T-LDP is used in LDP over RSVP solution.
  C. T-LDP is used to establish transport tunnels for Layer 2 services.

• Question 103:

  Which of the following describes how a router sets the destination IP address for an RSVP RESV message?

  A. It sets the address to the system address of the head-end router.
  B. It sets the address to the next upstream hop from the ERO.
  C. It sets the address to the next upstream hop from the PSB.
  D. It sets the address to the next upstream hop from the RRO.
  C. It sets the address to the next upstream hop from the PSB.

• Question 104:

  Which of the following statements is true of an established LDP session?

  A. It uses a UDP connection with an arbitrary port number.
  B. It uses a UDP connection with well known port number 646.
  C. It uses a TCP connection with an arbitrary port number.
  D. It uses a TCP connection with well known port number 646.
  D. It uses a TCP connection with well known port number 646.

• Question 105:

  An IS-IS TE enabled router has an interface on a 500Mbps link and it is configured with a 25% subscription. If this interface is not used by any LSPs. what value will be shown in the Reservable Bandwidth sub-TLV?

  A. 125 Mbps
  B. 500 Mbps
  C. 625 Mbps
  D. 2000 Mbps
  A. 125 Mbps

• Question 106:

  Router R3 signals an LSP, reserving 1Gbps bandwidth on a 10Gbps link. RSVP configuration limits reservable bandwidth to 20 percent on the egress interface. Which of the following statements is true?

  A. The egress RSVP interface has 80 percent bandwidth unreserved.
  B. LSPs can reserve an additional 9.9 Gbps bandwidth on this RSVP interface.
  C. The head end reserves 100Mbps for the LSP
  D. The egress RSVP interface has 1 Gbps bandwidth unreserved.
  D. The egress RSVP interface has 1 Gbps bandwidth unreserved.

• Question 107:

  Which MPLS label mode saves label mappings received from all peer LSRs?

  A. Conservative label retention
  B. Liberal label retention
  C. Downstream on demand
  D. Downstream unsolicited
  B. Liberal label retention

• Question 108:

  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.
  B. Send a RESV Tear message toward router R1.

• Question 109:

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

  A. The router performs a unidirectional LSP test.
  B. The router collects hop information along the tunnel's path.
  C. The router uses MPLS Echo Request packets that are IP-routed,
  D. The MPLS TTL values are incremented at each request.
  C. The router uses MPLS Echo Request packets that are IP-routed,

• Question 110:

  Which of the following is defined by the following statement? All label mappings received from all peer LSRs are saved.

  A. Conservative label retention
  B. Liberal label retention.
  C. Downstream on demand.
  D. Downstream unsolicited.
  B. Liberal label retention.