Nokia Nokia Certifications 4A0-C01 Questions & Answers

• Question 901:

  Exhibit

  

  The following IS-IS packets have been exchanged between 2 adjacent IS-IS routers. What type of adjacency will be formed?

  A. An L1 adjacency will be formed.

  B. An L1/L2 adjacency will formed

  C. L2 adjacency will be formed

  D. No adjacency will be formed

  Correct Answer: D

• Question 902:

  Which of the following statements regarding area border routers in an OSPF network is true?

  A. The term backbone router has the same definition as the term area border router.

  B. An OSPF network needs at least one area border router to function.

  C. Area border routers connect the backbone area to other areas in an OSPF network.

  D. By definition, an area border router must perform route summarization between areas.

  Correct Answer: C

• Question 903:

  Click the exhibit button.

  

  In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. Assuming that there are no stub networks, which of the following statements regarding Type 4 LSA generation is true?

  A. Router R1 generates a Type 4 LSA that is flooded to areas 0, 1, and 2.

  B. Router R3 generates a Type 4 LSA that is flooded to areas 0, 1, and 2.

  C. Router R3 generates a Type 4 LSA that is flooded to areas 0 and 2.

  D. Router R3 generates a Type 4 LSA that is flooded to area 0, and router R6 generates a Type 4 LSA that is flooded to area 2.

  Correct Answer: D

• Question 904:

  Which of the following describes the method used to resolve an IPv6 address to a MAC address?

  A. IPv6 uses the Address Resolution Protocol to resolve the address to a MAC address.

  B. A Neighbor Discovery message is sent to the broadcast MAC address. The host with the IPv6 address responds with a Neighbor Advertisement message.

  C. A Neighbor Discovery message is sent to the solicited-node multicast address. The host with the IPv6 address responds with a Neighbor Advertisement message.

  D. A Neighbor Discovery message is sent to the anycast address for the LAN. The host with the IPv6 address responds with a Neighbor Advertisement message.

  E. IPv6 addresses do not need to be resolved to a MAC address.

  Correct Answer: C

• Question 905:

  Click the exhibit button.

  

  A static route is created on router R1 "using the "static-route 0.0.0.0/0 next-hop 10.3.3.2" command. What command can be used to test the static route on an Alcatel-Lucent 7750 SR?

  A. ping static 10.5.5.5

  B. ping static 0.0.0.0/0

  C. ping 10.5.5.5

  D. ping 0.0.0.0

  Correct Answer: C

• Question 906:

  When a router receives an IP packet, but does not find a match in the routing table for the destination IP address, what actions are performed by the router?

  A. The packet is flooded out all router interfaces.

  B. The packet is dropped and an ICMP unreachable message is sent back to the source.

  C. The packet is silently discarded.

  D. The packet is flooded out all interfaces and an ICMP unreachable message is sent.

  Correct Answer: B

• Question 907:

  The Alcatel-Lucent 7750 SR supports which two of the OSPF area types below?

  A. Not So Stubby Areas

  B. Level 1 Areas

  C. Stub Areas

  D. Partially Stubby Areas

  Correct Answer: AC

• Question 908:

  Click the exhibit button.

  

  192.168.3.1 is a loopback interface on router R2 and is distributed to OSPF area 0, but the ping fails from router R3. Which of the following is a possible solution to the problem?

  A. Add the "originate-default-route" option in the NSSA area configuration on router R3

  B. Add the "summaries" option to the NSSA area configuration on router R1

  C. Make a static route on router R1 to 192.168.3.1

  D. Make a default route on router R2

  Correct Answer: B

• Question 909:

  Click the exhibit button.

  

  Routers R1 ,, R2, and R3 are running a classful routing protocol between them. Assuming that router R1 advertises all directly connected networks, how will these networks be represented in router R3's routing table?

  A. Router R3's routing table can only contain one of the routes, which will result in route flapping.

  B. Router R3's routing table will have one entry for 10.1.1.0/24 and one entry for 10.1.2.0/24.

  C. The networks will be represented with one entry of 10.0.0.0/8 in router R3's routing table.

  D. The networks will be represented with one entry of 10.0.0.0/24 in router R3's route table.

  Correct Answer: C

• Question 910:

  What type of OSPF router generates a type 2 LSA?

  A. Area Border Router

  B. Autonomous System Boundary Router

  C. Designated Router

  D. All routers within an OSPF area.

  Correct Answer: C