Nokia 4A0-C02 Exam Questions Answers

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Total Questions: 639

Questions & Answers PDF

• Question 1

  

  An SDP has been configured for a VPRN service using an existing MPLS LSP and the configuration shown below. Which of the statements below is true about the configuration on an Alcatel-Lucent 7750 SR?

  • The configuration is incomplete as the uto-bind command is missing
  • The configuration is incomplete as the ignaling off command is missing
  • The configuration is incorrect as VPRN service does not support spoke-sdp configuration using MPLS LSPs
  • The configuration is incorrect as Line 8 should be poke-sdp 42 mpls create
  • The configuration is complete and correct

  Reveal Answer Answer: B Next Question

• Question 2

  

  What is PBB also known as?

  • H-VPLS
  • IEEE 802.lag
  • MAC aggregation
  • MAC-in-MAC

  Reveal Answer Answer: D Next Question

• Question 3

  

  What is the MTU impact on the SDP path-mtu if fast reroute, one-to-one mode is implemented on the LSP?

  • There will be no impact on the path-mtu.
  • The path-mtu will decrease by4 bytes.
  • The path-mtu will increase by 4 bytes.
  • The path-mtu will decrease by 8 bytes.
  • The path-mtu will increase by 8 bytes.

  Reveal Answer Answer: A Next Question

• Question 4

  

  What is the purpose of configuring a triggered-policy on an Alcatel-Lucent 7750 SR?

  • Policy changes are delayed until the peer router with the affected routes reboots.
  • Policy changes are delayed until route updates for affected BGP routes are received from peers.
  • Policy changes are delayed until BGP sessions are cleared or BGP is reset.
  • Policy changes are delayed until the router reboots.

  Reveal Answer Answer: C Next Question

• Question 5

  

  Which of the following statements regarding route reflectors is TRUE?

  • Route reflectors propagate BGP learned routes to their clients.
  • Route reflectors require 'n' iBGP sessions, where 'n' is the number of BGP routers in the AS.
  • Route reflectors disable iBGP split horizon for all iBGP peers in the AS.
  • Route reflectors do not work in conjunction with confederations.

  Reveal Answer Answer: A Next Question

• Question 6

  

  What operation is performed by a P device on the label signaled by MP-BGP when it receives a labeled packet for a VPRN service?

  • It will label switch the packet based on this label
  • It will decrement the TTL and label switch the packet based on this label
  • It will SWAP the label for a new label and then label switch the packet
  • The P router does not perform any operation on this label

  Reveal Answer Answer: D Next Question

• Question 7

  

  A router in AS 65100 receives three routes for 138.120.0.0/16. The first route has an AS Path of 65200 65400 65300 and a local preference of 150. The second route has an AS Path of 65200 65300 and a local preference of 100. The third route has an AS Path of 65600 65300 and a local preference of 100. Which route will appear in the RIB-out?

  • Only the first route will appear in the RIB-Out.
  • Only the second route will appear in the RIB-Out.
  • Only the third route will appear in the RIB-Out.
  • All routes will appear in the RIB-Out.

  Reveal Answer Answer: A Next Question

• Question 8

  

  Which of the following regarding the atomic aggregate attribute is TRUE?

  • It is an optional transitive attribute.
  • It is an optional non-transitive attribute.
  • The atomic aggregate flag is always set if the aggregator attribute is set.
  • The atomic aggregate flag is always set if the AS Path information is lost due to aggregation.

  Reveal Answer Answer: D Next Question

• Question 9

  

  Which of the following are characteristics of DSCP? (Choose two)

  • DSCP is part of the Layer 3 header.
  • DSCP is a 6-bit field.
  • DSCP specifies eight different priorities.
  • DSCP specifies four precedence levels.
  • DSCP is part of the Layer 2 header
  • DSCP specifies 128 different per-hop behaviors.

  Reveal Answer Answer: A, B Next Question

• Question 10

  

  RSTP blocks a spoke-sdp using a management VPLS. Is traffic affected on an ES using the same transport SDP?

  • Yes
  • No

  Reveal Answer Answer: A Next Question

Page: 1 / 128
Total Questions: 639

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