Nokia Nokia Certifications 4A0-C01 Questions & Answers

• Question 871:

  Which of the following LSA types stay within an OSPF area, and are not flooded outside of the area? Choose two answers.

  A. Router LSA

  B. Network LSA

  C. Summary network LSA

  D. Summary router LSA

  E. Type 5 (AS external) LSAs

  Correct Answer: AB

• Question 872:

  Click the exhibit button.

  

  What is the command to configure a static route on the 7750 service router R1 to reach the network behind router R2?

  A. configure router static-route 139.120.121.0/24 next-hop 138.120.199.2

  B. configure router static-route 139.120.121.0/24 next-hop 138.120.199.1

  C. configure router static-route 138.120.199.2/24 next-hop 138.120.199.1

  D. configure router static-route 139.120.121.0/24 next-hop 139.120.121.2

  Correct Answer: A

• Question 873:

  Which of the following TLV fields is included in an IS-IS Hello packet?

  A. Area addresses TLV Intermediate system neighbors TLV Authentication information TLV

  B. Intermediate system neighbors TLV Area addresses TLV LSP entries TLV

  C. The IP internal reachability information TLV Area Addresses TLV Authentication Information TLV

  D. The IP external reachability information TLV Area addresses TLV Intermediate system neighbors TLV

  Correct Answer: A

• Question 874:

  Which one of the commands below will create a static route to network 2.3.4.0/24 on the AlcatelLucent 7750 SR router?

  A. Static route 2.3.4.0 255.255.255.0 next hop 3.4.5.6

  B. Static-route next-hop 3.4.5.6 2.3.4.0/24

  C. Static route 2.3.4.0/24 next hop 3.4.5.6

  D. Static-route 2.3.4.0/24 next-hop 3.4.5.6

  Correct Answer: D

• Question 875:

  What is the value of the protocol discriminator used to denote IS-IS protocol information?

  A. 89

  B. 87

  C. 85

  D. 83

  Correct Answer: D

• Question 876:

  Which of the following statements best describes an OSPF type 3 LSA?

  A. An OSPF type 3 LSA is an intra-area LSA, generated by the ABR only when route summarization is configured.

  B. An OSPF type 3 LSA is an inter-area LSA, generated by the ABR only when route summarization is configured.

  C. An OSPF type 3 LSA is an inter-area LSA, generated by an ASBR to describe external routes.

  D. An OSPF type 3 LSA is an inter-area LSA, generated by the ABR to describe a route to neighbors outside the area.

  Correct Answer: D

• Question 877:

  Which of the following statements regarding the election of the designated router (DR) by OSPF routers are true? (Choose two)

  A. The router with the lowest priority is the DR.

  B. The router with the highest priority is the DR.

  C. If priorities are the same, the DR is chosen based on the lowest RID.

  D. If priorities are the same, the DR is chosen based on the highest RID.

  Correct Answer: BD

• Question 878:

  Which of the following are types of routers in an IS-IS topology? Choose three answers A. Level 0

  B. Level 1

  C. Level 2

  D. Level 0/1

  E. Level 1/2

  Correct Answer: BCE

• Question 879:

  Identify two attributes of Distance Vector Protocols: (Choose two)

  A. Use split horizon by default.

  B. Send information about directly connected links to neighbors at periodic intervals.

  C. Use holddown timers when topologies change to allow for convergence.

  D. Maintain multiple databases: neighbor, topology and routing.

  Correct Answer: AC

• Question 880:

  What is the source IP address in an OSPF update?

  A. 224.0.0.5

  B. 224.0.0.6

  C. The unicast IP address of the interface the update is sent on

  D. The system address of the router.

  Correct Answer: C