Question No. 1

Click on the exhibit.

An LSP traverses the path R1-R2-R3. With one-to-one fast reroute enabled, which router becomes a DMP for the detour tunnels?

ARouter R1

BRouter R2

CRouter R3

DRouter R4

ERouter R5

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Correct Answer: E

Question No. 2

Which of the following is NOT a characteristic of MPLS?

AIt provides the ability to establish connection oriented paths over a connectionless IP network.

BIt provides a mechanism to engineer network traffic patterns independently of IP routing tables.

CIt will work over most physical layer protocols.

DIt can use GRE tunnels to transport data from many different protocols over an IP network.

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Correct Answer: D

Question No. 3

Which of the following regarding per-platform label space is TRUE?

AA separate label is used for each interface on which the FEC is advertised.

BA single label is assigned to a FEC for all interfaces on the same router,

CIt is typically used when the device has ATM or Frame Relay interfaces.

DIt uses more label resources than a per-interface label space.

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Correct Answer: B

Question No. 4

Which of the following is TRUE when the explicit null is implemented?

AThe penultimate router will forward packets to the eLER, based on the IP header.

BThe eLER will receive packets with a top label value of 0.

CThe eLER will receive packets with a top label value of 3.

DThe penultimate router will pop the top label from the packets.

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Correct Answer: B

Question No. 5

If an Nokia 7750 SR is an iLER operating in pipe mode, which of the following regarding the TC field (EXP bits) is TRUE?

AThe TC field is set based on the value of the DSCP field inside the customer packet.

BThe TC field is set to a specific value via explicit administrative configuration.

CThe TC field is set to a system generated random number.

DThe TC field is set by the eLER.

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Correct Answer: B

Free Nokia 4A0-C04 Exam Actual Questions