Nokia Nokia Certifications 4A0-C01 Questions & Answers

• Question 341:

  What are the two major differences between configuring an IES service and configuring VPWS or VPLS services? (Choose 2)

  A. IES does not support QoS.

  B. IES has a configurable IP-MTU

  C. A virtual route table must be configured for an IES service.

  D. An IES interface has an IP address assigned to it.

  Correct Answer: BD

• Question 342:

  Initially, all ports on an Alcatel-Lucent 7750 SR have 10Gbps bandwidth. RSVP configuration limits reservable bandwidth to 30 percent on all interfaces. An LSP is signaled reserving 1 Gbps bandwidth. How much unreserved bandwidth is left on the interface?

  A. 10 Gbps

  B. 7 Gbps

  C. 3 Gbps

  D. 2 Gbps

  Correct Answer: D

• Question 343:

  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.

  Correct Answer: C

• Question 344:

  Which VPWS service would be used to create a point-to-point Frame Relay service?

  A. Epipe

  B. Apipe

  C. Fpipe

  D. Ipipe

  E. Cpipe

  Correct Answer: C

• Question 345:

  Click on the exhibit.

  

  The partial command output from an Alcatel-Lucent 7750 SR is shown. Which of the following about this LSP path is TRUE?

  A. R4 (10.10.10.4) has established a link protection tunnel.

  B. R6 (10.10.10.6) has established a link protection tunnel.

  C. R2 (10.10.10.2) has established a node protection tunnel.

  D. R1 (10.10.10.1) has not established a node protection tunnel.

  Correct Answer: A

• Question 346:

  Which of the following about RSVP refresh reduction on a Alcatel-Lucent 7750 SR is FALSE?

  A. RSVP generates a summary refresh message for each LSP.

  B. Message-IDs replace individual refresh messages.

  C. An LSP state change causes the Message-ID to be incremented.

  D. RSVP refresh reduction is disabled by default.

  Correct Answer: A

• Question 347:

  Click on the exhibit.

  

  Which of the following is FALSE?

  A. The router can reach prefix 192.10.1.2/32 through a RSVP-TE tunnel.

  B. The router can reach prefix 192.10.1.2/32 through an LDP tunnel.

  C. The router 10.10.10.2 is the egress router of the prefix 192.10.1.2/32.

  D. The Isp-ping tool is used to perform a unidirectional LSP test.

  Correct Answer: A

• Question 348:

  Which of the following is a function of the control plane in an MPLS router?

  A. Label swapping

  B. Pushing a label on an unlabeled packet

  C. Label allocation

  D. Routing lookups

  Correct Answer: C

• Question 349:

  How many service labels must be signaled to bring up a fully meshed VPLS service among four PE routers?

  A. 1

  B. 4

  C. 6

  D. 8

  E. 12

  F. 24

  Correct Answer: E

• Question 350:

  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

  Correct Answer: B