Free Nokia 4A0-C04 Exam Questions

Become Nokia Certified with updated 4A0-C04 exam questions and correct answers

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Total 300 Questions | Updated On: Sep 10, 2025

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Question 1

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

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

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

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

D : penultimate router will pop the top label from the packets.

Answer: B

Question 2

Click the exhibit.

Assuming the network is IPv6 only, which of the following configurations on the Nokia

7750 SR router A can establish an IPv6 BGP session to router B?

A :

B :

C :

D :

Answer: A

Question 3

Click the exhibit button.

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

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

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

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

D : 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 4

Which of the following about transport and service tunnels is FALSE?

A : rvice tunnels are unidirectional.

B : ansport tunnels are unidirectional.

C : ervice will use the same service label for every hop.

D : local service requires a transport tunnel.

Answer: D

Question 5

How is the aggregator attribute handled with 32-bit AS numbers?

A : th the same method and attribute as 16-bit AS numbers.

B : th the same method as 16-bit AS numbers, but using the AS4_Aggregator attribute.

C : gregation is not yet supported with 32-bit AS numbers.

D : using a dummy value of 23456 in the 16-bit AS aggregator field. This value lets the router know it needs to read the 32-bit AS number that is contained in the nextTLV.

Answer: B

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Total 300 Questions | Updated On: Sep 10, 2025

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