Apr-2026 Nokia 4A0-113 Actual Questions and Braindumps [Q52-Q67] – Unlimited Lifetime Access Free Exams PDF

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Apr-2026 Nokia 4A0-113 Actual Questions and Braindumps

4A0-113 Dumps To Pass Nokia Exam in 24 Hours – ActualPDF

Nokia OSPF routing protocol is used to exchange routing information between routers in a network, allowing for efficient and reliable communication. OSPF is widely used in large enterprise networks and service provider networks, making it a critical technology for network engineers to understand and master.

Q52. NSSA LSA packets are what type within an NSSA area, and are converted to what other type at the ABR?

They are type 7 within the area and are not modified at the ABR

They are type 5 within the area and converted to type 3 at the ABR

They are type 5 within the area and are not modified at the ABR

They are type 7 within the area and converted to type 5 at the ABR

Q53. 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?

An OSPF database description packet has not been received from the neighbor.

The interface facing the neighbor is down.

The interface is included in a different area than the neighbor router.

The router has not received a valid OSPF Hello packet from its neighbor.

Q54. If a Router originates a type 1 router LSA with the E bit set, what types of areas can it belong to? Select all that apply.

Not So Stubby Area

Stub Area

Backbone Area

Standard Area

Q55. 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.

Q56. NSSA LSA packets are what type within an NSSA area, and are converted to what other type at the ABR?

They are type 7 within the area and are not modified at the ABR

They are type 5 within the area and converted to type 3 at the ABR

They are type 5 within the area and are not modified at the ABR

They are type 7 within the area and converted to type 5 at the ABR

Q57. What type of LSA is used to flood information about prefixes from one OSPF area to other attached areas?

Type 1

Type 3

Type 4

Type 7

Q58. Select the answer below that correctly lists the 5 different OSPF packet types.

Hello, Link State Update, Link State Packet, Link State Acknowledgement, Database Descriptor

Link State Update, Link State Refresh, Link State Acknowledgement, Database Descriptor, Notification

Hello, Link State Refresh, Link State Update, Link State Acknowledgement, Link State Authentication

Hello, Link State Update, Link State Request, Link State Acknowledgement, Database Descriptor

Q59. Graceful Restart is supported by what IGPs?

RIPv1 and RIPv2

OSPF

IS-IS

BGP

Q60. How many databases does a Link State routing protocol use?

Four

Two

Three

One

Q61. The Nokia 7750 SR supports which two of the OSPF area types below?

Not So Stubby Areas

Level 1 Areas

Stub Areas

Partially Stubby Areas

Q62. What is the default preference value for a static route in the Nokia 7750 SR router?

Q63. 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.

Q64. Static routing will be used in a network between a corporate head office, with many connected networks, and a branch office, with one connection to the head office. Which of the following best describes the likely configuration?

The corporate head office router will have a default route and the branch site will have a more specific static route.

The corporate head office router and the branch office router will both have specific static routes.

The corporate head office router and the branch router will both have default routes.

The corporate head office router will have a more specific static route and the branch office router will have a default route.

Q65. Which of the following statements regarding area border routers in an OSPF network is true?

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

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

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

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

Q66. In an OSPF Hello packet what fields must match all neighbor routers on the segment? (Choose 3)

Area ID

Hello and Dead Intervals

Stub flag

DR and BDR addresses

The list of neighbors

Q67. What are the default Hello and Dead timer intervals for OSPF on the Nokia 7750 SR?

5 and 15 seconds

10 and 30 seconds

5 and 20 seconds

10 and 40 seconds

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