[Dec-2021] 4A0-113 Exam Dumps Pass with Updated 2021 Nokia OSPF Routing Protocol Exam [Q49-Q74]

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[Dec-2021] 4A0-113 Exam Dumps Pass with Updated 2021 Nokia OSPF Routing Protocol Exam

Free 4A0-113 Exam Dumps to Pass Exam Easily


Nokia 4A0-113 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Characteristics of static routes
  • IPv6 static routes
Topic 2
  • sing MD-CLI on a Nokia 7750 SR
  • Managing an SR OS router
Topic 3
  • Intermediate System-to-Intermediate System Routing Protocol (IS-IS)
  • Failure detection options
Topic 4
  • The shortest path first algorithm
  • Distance vector protocols
Topic 5
  • OSPF link-state advertisements in a single-area routing domain
  • Advertising external prefixes into OSPF
Topic 6
  • Route redistribution and route filtering using policies
  • Populating the routing table
Topic 7
  • Introduction to IP routing
  • The IP packet header format
Topic 8
  • Interior gateway protocol overview
  • Loop-free alternate (LFA) paths and IP fast reroute
Topic 9
  • OSPF link-state advertisements in a multiple-area routing domain
  • Link-state protocol message flooding
Topic 10
  • OSPFv3 link-state advertisements in a single-area routing domain
  • Link-state protocol optimizations
Topic 11
  • Multiple-area OSPFv3 routing domain
  • Equal-Cost Multipath Routing (ECMP)

 

NEW QUESTION 49
What type of LSA is used to flood information about prefixes from one OSPF area to other attached areas?

  • A. Type 7
  • B. Type 3
  • C. Type 1
  • D. Type 4

Answer: B

 

NEW QUESTION 50
What is the default inbound metric for RIP on the Nokia 7750 SR?

  • A. This must be administratively set as there is no default value.
  • B. Whatever the advertised metric happens to be.
  • C. A value of 15.
  • D. A value of 1.

Answer: D

 

NEW QUESTION 51
What are the ways the RID can be created on an Nokia 7750 SR router? (Choose three)

  • A. From the system IP address
  • B. From the highest interface IP address
  • C. From the first 32 bits of the chassis MAC address
  • D. The loopback IP address
  • E. By using the command "config router ospf rid X.X.X.X"
  • F. From the last 32 bits of the chassis MAC address

Answer: A,E,F

 

NEW QUESTION 52
Which of the following LSA types stay within an OSPF area, and are not flooded outside of the area? Choose two answers.

  • A. Router LSA
  • B. Network LSA
    C Summary network LSA
  • C. Summary router LSA
  • D. Type 5 (AS external) LSAs

Answer: A,B

 

NEW QUESTION 53
If OSPF is used in a multi-area OSPF network, which of the following statements regarding route summarization is true?

  • A. Manual route summarization can only be done on autonomous system border routers.
  • B. Manual route summarization must be done on all the backbone routers to be effective. Manual route summarization is optional on the routers in non-backbone areas.
  • C. Manual route summarization is done on the ABRs. By default, automatic summarization is done; however, it may not be optimal for all networks.
  • D. Manual route summarization is done on the ABRs. By default, no route summarization is done and all routes are advertised to all areas.

Answer: D

 

NEW QUESTION 54
Which of the following types of networks are supported on an Nokia 7750 SR for OSPF? Choose two answers.

  • A. Point-to-point
  • B. Non-broadcast multi-access
  • C. Point-to-multipoint
  • D. Broadcast

Answer: A,D

 

NEW QUESTION 55
Which of the following best describes the type of packets used by OSPF routers to exchange updates on a point-to-point link?

  • A. IP packets sent to an IP unicast address.
  • B. UDP packets sent to an IP multicast address.
  • C. TCP packets sent to an IP multicast address.
  • D. IP packets sent to an IP multicast address.

Answer: D

 

NEW QUESTION 56
Click on the exhibit.

In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. There are no stub or NSSA areas. Which of the following regarding LSAs is TRUE?

  • A. Only routers R2 and R3 receive Type 5 LSAs advertised by router R1.
  • B. Router R2 will receive Type 5 and Type 7 LSAs.
  • C. Router R3 will advertise Type 7 LSAs to Area 0 and Area 2.
  • D. Router R7 will receive Type 5 LSAs advertised by router R1.

Answer: D

 

NEW QUESTION 57
Click the exhibit button.

Two neighboring OSPF routers have exchanged the packets shown. What state is the adjacency in?

  • A. The adjacency is in exstart state.
  • B. Full; both routers are exchanging Helios to maintain the adjacency.
  • C. The adjacency is down.
  • D. The adjacency is in the exchange state.

Answer: A

 

NEW QUESTION 58
Graceful Restart is supported by what IGPs?

  • A. RIPv1 and RIPv2
  • B. BGP
  • C. IS-IS
  • D. OSPF

Answer: C,D

 

NEW QUESTION 59
What command could be used to verify proper configuration of a static route in an Nokia 7750 SR router?

  • A. Show router route-table
  • B. Show route-table
  • C. Show router routing-table
  • D. Show static

Answer: A

 

NEW QUESTION 60
Which of the following conditions will prevent an OSPF adjacency from reaching the full state? Choose three answers.

  • A. MTU mismatch
  • B. Router ID not defined
  • C. System interface not included in OSPF
  • D. Incorrect subnet mask
  • E. Different metric set on each end of the link
  • F. Area ID not the same

Answer: A,D,F

 

NEW QUESTION 61
What address is used when RIPv2 uses multicast to send its updates?

  • A. 224.0.0.5
  • B. 224.0.0.6
  • C. 224.0.0.10
  • D. RIPv2 does not have support for multicast
  • E. 224.0.0.9

Answer: E

 

NEW QUESTION 62
Which of the following is NOT a characteristic of RIPv1?:

  • A. Classless routing
  • B. Poison Reverse
  • C. Broadcast advertisement
  • D. 30 second network updates

Answer: A

 

NEW QUESTION 63
An OSPF adjacency is stuck in the exstart state. What is the most likely cause?

  • A. OSPF is not enabled on one of the routers.
  • B. The router ID is the same on both routers.
  • C. An OSPF Hello has not been received from the neighbor.
  • D. The MTU does not match on both interfaces.
  • E. The interfaces are configured as point-to-point on one side and broadcast on the other.

Answer: D

 

NEW QUESTION 64
What causes an adjacency to change from "Init" to "Two Way"?

  • A. When a Link State Update is received in response to a Link State Request
  • B. When OSPF neighbors exchange Database Descriptor packets
  • C. When a Link State Acknowledgement is received in response to a Link State Update
  • D. When a router receives a Hello packet from a neighbor that contains its router id in the neighbor list

Answer: D

 

NEW QUESTION 65
Click the exhibit button.

A static route is created on router R1 "using the "static-route 0.0.0.0/0 next-hop 10.3.3.2" command. What command can be used to test the static route on an Nokia 7750 SR?

  • A. ping static 10.5.5.5
  • B. ping 0.0.0.0
  • C. ping 10.5.5.5
  • D. ping static 0.0.0.0/0

Answer: C

 

NEW QUESTION 66
NSSA LSA packets are what type within an NSSA area, and are converted to what other type at the ABR?

  • A. They are type 5 within the area and are not modified at the ABR
  • B. They are type 7 within the area and converted to type 5 at the ABR
  • C. They are type 5 within the area and converted to type 3 at the ABR
  • D. They are type 7 within the area and are not modified at the ABR

Answer: B

 

NEW QUESTION 67
What causes an adjacency to change from down to two ways?

  • A. When a link state update is received in response to a link state request.
  • B. When a link state acknowledgement is received in response to a link state update.
  • C. When a router receives a database description packet from a neighbor.
  • D. When a router receives a Hello packet that contains its own router ID in the neighbor list from a neighbor.

Answer: D

 

NEW QUESTION 68
Which of the following statements apply to link state protocol behavior? Choose three answers.

  • A. Routers broadcast the entire route table to all neighbors.
  • B. The sequence number for an update is incremented as it is flooded from router to router.
  • C. An adjacency database is maintained by each router.
  • D. The topological database is the same for all routers in a single area.
  • E. Information about directly connected links is sent to all neighbors.

Answer: C,D,E

 

NEW QUESTION 69
What are the three databases maintained by a Link State Protocol?

  • A. Neighbor, topology, forwarding
  • B. There are only two databases: adjacency and topology
  • C. Neighbor, adjacency, route table
  • D. Topology, routing, forwarding

Answer: A

 

NEW QUESTION 70
A static route is created using the command "static-route 2.3.4.0/24 next-hop 1.2.3.4". What is the correct traceroute command to test this static route on an Nokia 7750 SR?

  • A. traceroute does not work on the Nokia 7750 SR
  • B. traceroute 2.3.4.0/24 next-hop 1.2.3.4
  • C. traceroute 2.3.4.1
  • D. traceroute next-hop 1.2.3.4

Answer: C

 

NEW QUESTION 71
What is the source IP address in an OSPF update?

  • A. 224.0.0.5
  • B. 224.0.0.6
  • C. The system address of the router
  • D. The unicast IP address of the interface the update is being sent on.

Answer: D

 

NEW QUESTION 72
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?

  • A. The corporate head office router will have a default route and the branch site will have a more specific static route.
  • B. The corporate head office router will have a more specific static route and the branch office router will have a default route.
  • C. The corporate head office router and the branch office router will both have specific static routes.
  • D. The corporate head office router and the branch router will both have default routes.

Answer: B

 

NEW QUESTION 73
Which of the following OSPFv3 LSAs have an AS scope?

  • A. Inter-Area Router LSA
  • B. Link Local LSA
  • C. Router LSA
  • D. Network LSA
  • E. None of the above LSAs have an AS scope.
  • F. Intra-Area Prefix LSA

Answer: E

 

NEW QUESTION 74
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Free 4A0-113 Study Guides Exam Questions & Answer: https://drive.google.com/open?id=1KlVxKCU38yCUNdDUcX_10McRvsX_SUl6