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Total 315 questions
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Nokia Interior Routing Protocols Questions and Answers

Question 41

An Alcatel - Lucent 7750 SR receives a route from an IS-IS LSP with internal reachability, and receives the same route from an OSPF Type 5 LSA. If all protocol preferences are default, which route will be installed in the route table?

Options:

A.

The route learned from IS-IS will be installed.

B.

The route learned from OSPF will be installed.

C.

Both routes will be installed.

D.

There is not enough information to answer the question

Question 42

Which of the following about IS-IS level hierarchies is FALSE?

Options:

A.

Level 2 routers interconnect the Level 1 areas.

B.

There must be a contiguous Level 2 backbone to enable routing throughout the entire network.

C.

Level 1 routers send packets to the nearest L1/L2 router if the destination is in a different area

D.

Level 2 routers store the Level 1 and Level 2 topology information in a single database.

Question 43

Which of the following best describes the actions taken by an IS-IS router after it receives an LSP on a broadcast interface that is newer than the one in its database?

Options:

A.

The router sends a copy of the LSP from its database to its neighbor.

B.

The router updates its database with the LSP and floods a copy to its other neighbors.

C.

The router updates its database with the LSP, acknowledges the LSP with a PSNP and floods a copy to its other neighbors.

D.

The router updates its database with the LSP and acknowledges it with a PSNP.

Question 44

Click on the exhibit.

The OSPF adjacency between routers R1 and R3 does not come up.

Which of the following is a possible solution to the problem?

Options:

A.

Stub must be configured on Area 1 of router R1, and removed from Area 1 on router R3.

B.

Stub must be configured on Area 1 of router R1 and Area 1 of router R3.

C.

Stub must be configured on Area 0 of router R1 and Area 1 of router R3.

D.

Area 1 of router R3 should be Area 0, in order to connect via stub to router R1.

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Total 315 questions
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