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Question # 4

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.

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Question # 5

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.

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Question # 6

What address is used when RIPv2 uses multicast to send its updates?

A.

224.0.0.5

B.

224.0.0.6

C.

224.0.0.9

D.

224.0.0.10

E.

RIPv2 does not have support for multicast

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Question # 7

What is the protocol number for OSPF in the IP header?

A.

OSPF uses TCP, so the protocol number is 6.

B.

OSPF uses UDP, so the protocol number is 17.

C.

OSPF does not use IP.

D.

OSPF has its own protocol number of 89.

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Question # 8

An interface is configured on a router for OSPF but the command "show router ospf neighbor" does not show any neighbors. Which of the following is NOT a possible cause?

A.

An OSPF database description packet has not been received from the neighbor.

B.

The interface facing the neighbor is down.

C.

The interface is included in a different area than the neighbor router.

D.

The router has not received a valid OSPF Hello packet from its neighbor.

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Question # 9

What are the three databases maintained by a Link State Protocol?

A.

Neighbor, adjacency, route table

B.

Neighbor, topology, forwarding

C.

Topology, routing, forwarding

D.

There are only two databases: adjacency and topology

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Question # 10

Which type of OSPF LSA has the following characteristics: It is flooded only within the area it originates from and can be originated by any OSPF router within the area (including non-DR routers).

A.

Type 1 Router LSA

B.

Type 2 Network LSA

C.

Type 3 Summary LSA

D.

Type 4 ASBR LSA

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Question # 11

What is the default preference value for a static route in theNokia7750 SR router?

A.

0

B.

5

C.

10

D.

15

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Question # 12

A router receives an OSPF database description packet from a neighbor that references an LSA, which is already in the router's LSDB. The sequence number in the DBD packet is lower than the sequence number of the LSA in the LSDB.

What action does the router take?

A.

The router sends a link-state update to its neighbor.

B.

The router sends a link-state acknowledgement to its neighbor.

C.

The router updates the information in its LSDB with the information received from its neighbor.

D.

The router sends a link-state request to its neighbor.

E.

The router takes no action.

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Question # 13

Which of the following commands can be used to display the number of SPF computations that have been performed on a router?

A.

show router ospf area

B.

show router ospf neighbor

C.

show router ospf interface

D.

show router ospf status

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Question # 14

Click the exhibit button.

What is the command to configure a static route on theNokia7750 SR 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

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Question # 15

When redistributing OSPF into RIP V2 what must be taken into consideration for the redistribution to take place?

A.

The metric must be set accordingly for RIP

B.

The subnet mask must be removed from the OSPF route

C.

You must divide the cost of the OSPF route by three

D.

The router must be configured as an ASBR

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