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Total 105 Questions | Updated On: Nov 19, 2024

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Question 1

Which of the following best describes the type of packets used by OSPF routers to exchange updates on a point-to-point link?

A : IP packets sent to an IP multicast address.

B : TCP packets sent to an IP multicast address.

C : IP packets sent to an IP unicast address.

D : UDP packets sent to an IP multicast address.

Answer: A

Question 2

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 update 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.

Answer: A

Question 3

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.

Answer: A

Question 4

What are the default Hello and Dead timer intervals for OSPF on the Nokia 7750 SR?

A : 5 and 15 seconds

B : 10 and 30 seconds

C : 5 and 20 seconds

D : 10 and 40 seconds

Answer: D

Question 5

What are the types of networks supported on an Nokia 7750 SR for OSPF? (Choose 2)

A : Broadcast

B : Non-Broadcast Multi-Access

C : Point-to-Point

D : Point-to-Multipoint

Answer: A,C

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Total 105 Questions | Updated On: Nov 19, 2024

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