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Nokia 4A0-C01 Exam Questions
Nokia NRS II Composite Exam (Page 6 )

Updated On: 28-Feb-2026
Page 6 of 170
PDF with 852 Questions

What is the term used for the updates sent by IS-IS?

  1. Link State PDUs
  2. Link State Updates
  3. Link State Advertisements
  4. Intermediate System Update Packets

Answer(s): A



Which of the following is not one of the MT topologies defined for IS-IS?

  1. IPv4 In-Band Management
  2. IPv6 Routing
  3. IPv4 Multicast Routing
  4. IPv6 Multicast Routing
  5. All of the above are MT topologies defined for IS-IS.

Answer(s): E



If two routers running IS-IS protocols are exchanging Hello packets with different authentication types, which of the following statements regarding the adjacency state established between them is true?

  1. Different authentication types are not possible because IS-IS only supports password authentication.
  2. An adjacency will not be formed
  3. The two routers negotiate the authentication type and then reach the up state.
  4. Only an L2 adjacency will form, as long as both routers are L2 capable.

Answer(s): B



Select the answer below that correctly lists the 5 different OSPF packet types.

  1. Hello, Link State Update, Link State Packet, Link State Acknowledgement, Database Descriptor
  2. Link State Update, Link State Refresh, Link State Acknowledgement, Database Descriptor, Notification
  3. Hello, Link State Refresh, Link State Update, Link State Acknowledgement, Link State Authentication
  4. Hello, Link State Update, Link State Request, Link State Acknowledgement, Database Descriptor

Answer(s): D



Click the exhibit button.

In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. Which of the following statements regarding the OSPF LSAs in the network is true?

  1. Router R1 generates a type 5 LSA that is flooded through all OSPF areas.
  2. Router R1 generates a type 7 LSA that is flooded through all OSPF areas.
  3. Router R1 generates a type 5 LSA that is flooded through area 1. Router R2 generates a type 7 LSA that is flooded through areas 0 and 2.
  4. Router R1 generates a type 7 LSA that is flooded through area 1. Router R3 generates a type 5 LSA that is flooded through areas 0 and 2.

Answer(s): D






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