Nokia 4A0-C04 Exam Questions Instant Access

Question 1

Click the exhibit button.

The OSPF packets shown have been exchanged between two neighbors. What state is the OSPF adjacency in?

AThe adjacency state is two way because both routers have received a database description packet.

BThe adjacency is in the exchange state. The next step is to exchange link state request and link state update packets.

CThe adjacency is in the ex start state. The routers have exchanged database description packets, but still have to negotiate the starting sequence number.

DThe adjacency state is full. The routers are exchanging database description packets to notify each other that all link state advertisements have been received.

Answer : C

Question 2

Click on the exhibit.

When router R1 forwards a PATH message to router R2, which of the following about the PATH message's IP header is TRUE?

AThe options field is set to router alert.

BThe source address is R1's egress interface address.

CThe destination address is R2's ingress interface address.

DThe HOP object includes R2's system address.

Answer : A

Question 3

When an OSPF adjacency is stuck in the "ExchStart" state, what is the most likely cause?

AThe MTU does not match on both interfaces

BOSPF is not enabled on one of the routers

CThe Router ID is the same on both routers

DA OSPF Hello has not been received from the neighbor

Answer : A

Question 4

An OSPF adjacency is stuck in the exstart state. What is the most likely cause?

AThe MTU does not match on both interfaces.

BOSPF is not enabled on one of the routers.

CThe router ID is the same on both routers.

DAn OSPF Hello has not been received from the neighbor.

EThe interfaces are configured as point-to-point on one side and broadcast on the other.

Answer : A

Question 5

Which of the following statements regarding area border routers in an OSPF network is true?

AThe term backbone router has the same definition as the term area border router.

BAn OSPF network needs at least one area border router to function.

CArea border routers connect the backbone area to other areas in an OSPF network.

DBy definition, an area border router must perform route summarization between areas.

Answer : C

Question 6

To enable the LDP-over-RSVP feature, which of the following configurations is NOT required on an Nokia 7750 SR?

AEnable the Idp-over-rsvp feature on all PEs and ABRs along the LSP tunnel.

BConfigure Link-LDP sessions between each PE-ABR and ABR-ABR pair.

CConfigure RSVP-TE LSPs in each area between each PE-ABR and ABR-ABR pair.

DConfigure T-LDP sessions with the tunneling option.

Answer : B

Question 7

On Nokia 7750 SR OS, routing information between the CE and PE can be exchanged using the following methods.

AISIS, RIP, OSPF, static routes

BBGP, ISIS, RIP, OSPF, static routes

CBGP, RIP, OSPF, static routes, OSPF3

DISIS, RIP, OSPF, static routes, OSPF3

Answer : C

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