Nokia Nokia NRS II Composite Exam: OSPF version 4A0-C04 Exam Dumps: Updated Questions & Answers (September 2025)

Question # 1

Which of the following statements best describes the function of an OSPF Type 4 LSA?

A Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area.

A Type 4 LSA is originated by an ASBR to describe a route to itself to routers outside the area.

A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the backbone area to provide routing information.

A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the stub area to provide routing information.

Question # 2

Fill in the blanks: A ________device has all interfaces inside the provider domain, and a _______ device has at least one interface outside the provider domain.

PE, P

P, PE

PE, CE

CE, PE

CE, P

Question # 3

Click on the exhibit.

If the primary path goes down, which secondary LSP path will the head-end router select first?

Secondary_Path-1

Secondary_Path-2

Secondary_Path-3

Secondary_Path-4

Question # 4

Which of the following is NOT a characteristic of MPLS?

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

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

It will work over most physical layer protocols.

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

Question # 5

Click the exhibit.

Routers RR1 and RR2 are route reflectors with the same Cluster-ID. How does router RA treat the updates for prefix 192.168.1.0/27 received from routers RR1 and RR2?

Router RA prefers the update received from router RR1.

Router RA prefers the update received from router RR2.

Router RA flags both updates as invalid.

Router RA accepts both updates and flags them as used.

Question # 6

Which MPLS label mode saves label mappings received from all peer LSRs?

Conservative label retention

Liberal label retention

Downstream on demand

Downstream unsolicited

Question # 7

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

The MTU does not match on both interfaces.

OSPF is not enabled on one of the routers.

The router ID is the same on both routers.

An OSPF Hello has not been received from the neighbor.

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

Question # 8

In an IP datagram, which of the following fields identifies the receiving application?

The protocol field of the transport layer header.

The port field of the transport layer header.

The protocol field of the network layer header.

The port field of the network layer address.

Question # 9

An autonomous system has 7 routers configured with BGP. How many iBGP sessions are required for a fully meshed configuration?

Question # 10

Click the exhibit button.

192.168.3.1 is a loopback interface on router R2 and is distributed to OSPF area 0, but the ping fails from router R3. Which of the following is a possible solution to the problem?

Add the "originate-default-route" option in the NSSA area configuration on router R3

Add the "summaries" option to the NSSA area configuration on router R1

Make a static route on router R1 to 192.168.3.1

Make a default route on router R2

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Nokia Nokia NRS II Composite Exam: OSPF version 4A0-C04 Exam Dumps: Updated Questions & Answers (September 2025)

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