Free Nokia 4A0-112 Exam Dumps Questions & Answers

Refer to the exhibit.

In the IS-IS network shown, router R1 has been configured to summarize subnetworks 20.20.1.0/24 and 20.20.2.0/24 as 20.20.0.0/16. Which routers' routing tables will be reduced, compared to their routing tables before the summarization?

• A.Routers R2 and R4
• B.Router R2
• C.Routers R1 and R2
• D.Router R1

Which of the following statements about IS-IS is FALSE?

• A.A level-1 router forwards traffic to other areas through the nearest I eve I-1/1 eve I-2 router.
• B.A router becomes level-2 when it is associated with the backbone area.
• C.IS-IS uses the concept of level-1 and level-2 routers to implement hierarchy.
• D.In IS-IS, routers are associated with an area, not the interfaces.

Refer to the exhibit.

Which of the following statements best describes the IS-IS domain to which the command output corresponds?

• A.Single-area IS-IS domain with no broadcast interfaces.
• B.Multi-area IS-IS domain with broadcast interfaces.
• C.Single-area IS-IS domain with broadcast interfaces.
• D.Multi-area IS-IS domain with no broadcast interfaces.

A new router is added to a broadcast network. What does IS-IS use as the tiebreaker for selecting the DIS if the priorities are the same?

• A.The router with the highest interface MAC address.
• B.The router with the highest system ID.
• C.The Hello packet with the highest sequence number.
• D.The existing DIS remains the DIS.

What is the replacement for ARP in IPv6?

• A.Router discovery procedures.
• B.Stateless address auto-configuration procedures.
• C.Duplicate address detection procedures.
• D.Neighbor discovery procedures.