New 4A0-C04 Dumps – Pass Nokia NRS II Composite Exam: OSPF version Exam Successfully

1. Two Nokia 7750 SRs are established BGP peers with the following add-paths configuration:

R1: configure router bgp add-paths ipv4 send 4 receive

R2: configure router bgp add-paths ipv4 send 2

If router R1 advertises three routes for a given prefix X, how many routes is router R2 expected to have for prefix X?

2. Click the exhibit.

The CEs use BGP and export policies to advertise their local prefixes with the VPRN on their PEs.

If the VPRN is functioning properly, which of the following commands will succeed when performed on router R1?

3. On an Nokia 7750 SR, what is the recommended approach for making sure that MTUs between a VPLS and its spoke IES termination match?

4. Click on the exhibit.

Which of the following is FALSE?

5. Click the exhibit.

If router A originates a BGP route for prefix 192.168.0.1/27, what will the update contain when it reaches router B?

6. 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?

7. Click the exhibit.

Based on this output from PE router R1, how many other PEs are participating in the VPRN?

8. An Nokia 7750 SR is configured with an export policy to redistribute its directly-connected networks into BGP .

Which of the following databases contains the routes for these networks?

9. Click the exhibit.

Which of the following is a valid confederation configuration for Router R2?

10. Click the exhibit button.

What is the command to configure a static route on the Nokia 7750 SR router R1 to reach the network behind router R2?

11. Which of the following about the components of a distributed service on the Nokia 7750 SR is TRUE?

12. What is the metric and maximum routable value for RIP?

13. An Nokia 7750 SR has the BGP configuration shown below.

Assuming the router has established BGP sessions to routers R1 and R2, which of the following is TRUE?

14. From the list below select the statements that describe the behavior of link state information aging. (Choose 2)

15. Which of the following statements regarding the election of the designated router (DR) by OSPF routers are true? (Choose two)

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

17. Click the exhibit.

This PE is connected to an IPv4 core and is being configured to support 6VPE for a VPRN .

Which of the following completes this section of the configuration?

18. Which of the following about MPLS shortcuts for IGP on an Nokia 7750 SR is FALSE?

19. 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?

20. Which of the following about VPRN VRF tables is FALSE?

21. Click the exhibit.

Router R2 is advertising prefix 192.168.1.0/27 with community "no-advertise" towards AS 65002.

Which routers receive an update for that prefix?

22. Which of the following is TRUE if the local state of BGP is OpenConfirm?

23. Click the exhibit button.

If router R2 redistributes the IS-IS route to 192.168.3.0/24 into OSPF, router R3 preference of these two routes? Choose two answers.

24. Which of the following about VPRNs is TRUE?

25. Which of the following about LSP path configuration on an Nokia 7750 SR is TRUE?

26. Which of the following are similarities between OSPF and IS-IS? Choose two answers.

27. Click on the exhibit.

The LSP "toR6" is configured with a fully strict path on an Nokia 7750 SR .

Which of the following configurations is required to enable fast reroute for this LSP?

28. Click the exhibit.

The operator at PE1 wants to analyze the traffic between CE4 and PE2.

On an Nokia 7750 SR, which of the following is required as part of the configuration?

29. Which of the following OSPFv3 LSAs have an AS scope?

30. Click the exhibit button.

The OSPF packets shown have been exchanged between two neighbors .

What state is the OSPF adjacency in?

31. Click the exhibit button.

Given the topology and the show commands, and assuming that router R2 advertises all of its loopbacks into OSPF, what is the correct router R1 configuration?

32. Click the exhibit button.

What can you deduce from the show command on router R6?

33. 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?

34. 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?

35. Click the exhibit.

Router R6 is a route reflector with clients R1, R2 and R5. Router R3 advertises the prefix 192.168.1.0/27 to routers R1, R2 and R5 .

How many routes for prefix 192.168.1.0/27 will router R6 receive?

36. Which of the following cannot be used as a matching criterion in route policy statements?

37. Click the exhibit.

Router R2 receives a route to 192.168.1.0/27 from router R4, and sets the local preference to 110. Router R1 receives a route to 192.168.1.0/27 from router R3, and sets the local preference to 80. Both ASs have a full iBGP mesh .

What path does traffic destined to 192.168.1.0/27 take from router R1?

38. Which of the following about SDPs is FALSE?

39. An Nokia 7750 SR receives a route from an eBGP peer with a MED value of 500 .

What MED value is sent to iBGP peers?

40. Click the exhibit button.

If router R2 redistributes the IS-IS route to 192.168.3.0/24 into OSPF, router R3 will receive two routes to 192.168.3.0/24 .

What will be the preference of these two routes? Assume that all IS-IS routers are L1/L2 capable and are in the same area. Choose two answers.

41. Which LSA type is used for OSPF-TE?

42. A BGP session is in OpenConfirm state .

Which of the following messages must be received to transition to Established state?

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

44. Click on the exhibit.

This policy is applied on a router as an LDP export policy and an LDP session has been established between this router and its neighboring router.

In addition to the FECs learned from its neighbors, what additional FECs will appear in this router's LIB?

45. What are the three databases maintained by a Link State Protocol?

46. What happens by default on an Nokia 7750 SR when a VPLS accepts a tagged frame at the ingress SAP 1/1/1:100?

47. Click on the exhibit.

After the Isp-ping command is executed, which of the following best describe the router's action?

48. What type of OSPF router generates a type 2 LSA?

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

50. Click the exhibit.

AS 65100 is advertising 192.168.1.0/27 into BGP .

Which of the following AS Paths would the prefix 192.168.1.0/27 contain when viewed on router R8?

51. From what range are 16-bit private AS numbers selected?

52. Click the exhibit.

Given the following configuration of router R1, what can be said about the function of each of AS 65540s routers?

53. Which of the following regarding MPLS label value assignment is FALSE?

54. Click on the exhibit.

An LDP tunnel is established on router R1 towards router R6. The link between routers R2 and R4 goes down .

What will happen to the MPLS data traffic to router R6 IMMEDIATELY after the link goes down?

55. Which of the following about the Isp-ping command on the Nokia 7750 SR is FALSE?

56. Click on the exhibit.

LSP 1's link between routers R3 and R6 has failed, and the RESV state at router R3 has timed out .

Which of the following actions will router R3 initiate?

57. What class of attribute is Originator_ID?

58. What is the function of the Cluster_List attribute?

59. What are the ways the RID can be created on an Nokia 7750 SR router? (Choose three)

60. Which of the following is a characteristic of LDP Hello messages?

61. Click the exhibit.

This is output from router R4. Service 333 is a VPLS .

Why does peer 10.10.10.1 not have an EgrLbl?

62. Click on the exhibit.

An LDP tunnel is established on R1-R2-R4-R6 because the link between routers R3 and R6 is down.

With the LDP-IGP Sync feature enabled, what happens immediately after the link is restored?

63. Which of the following about CSPF is TRUE?

64. Which of the following commands is used to display the database containing the OSPF-TE LSAs?

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

66. 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?

67. Which of the following about Type 10 opaque LSAs is TRUE?

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

69. What causes an adjacency to change from down to two ways?

70. A VPLS receives a frame with the single VLAN tag 35 on the Q-in-Q SAP 1/1/1:35.* .

Which of the following describes default Nokia 7750 SR behavior?

71. Which of the following regarding "well-known discretionary'' BGP attributes is TRUE?

72. An IS-IS TE enabled router has an interface on a 500Mbps link and it is configured with a 25% subscription.

If this interface is not used by any LSPs. what value will be shown in the Reservable Bandwidth sub-TLV?

73. When an OSPF adjacency is stuck in the "ExchStart" state, what is the most likely cause?

74. Click the exhibit.

Given the following configuration for router R1, what is the expected Next Hop for prefix 192.168.1.0/27 as seen on router R2?

75. Click the exhibit.

The output is from PE router R1 about VPRN service 100.

From which protocol did router R1 learn the prefix 192.168.20.0/24?

76. Which of the following regarding BGP confederations is FALSE?

77. Click the exhibit.

The two PEs are providing 6VPE and IPv4 VPRNs. The core network is IPv4/MPLS .

Which of the following is the BGP family configuration for the MP-BPG on the PEs?

78. A network consists of four PE routers. A customer requires a VPLS and has sites connected to each PE. The VPLS is fully meshed using IP/MPLS .

How many SDPs must be configured on each PE?

79. Click the exhibit.

Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.

Assuming that none of the routers in AS 65540 is configured with "advertise-external", what is the expected output of "show router bgp routes on router R1?

80. Which of the following commands can be used to display the number of SPF computations that have been performed on a router?

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

82. How are policy direction and data flow related on the Nokia 7750 SR?

83. Which of the following best describes downstream on demand label distribution?

84. Which of the following about LDP sessions is TRUE?

85. What is the default inbound metric for RIP on the Nokia 7750 SR?

86. Which of the following regarding route reflectors is TRUE?

87. Which of the following is a characteristic of a VPLS?

88. Click on the exhibit.

When router R1 forwards a PATH message to router R2, which of the following about the PATH message's IP header is TRUE?

89. An autonomous system has 7 routers configured with BGP .

How many iBGP sessions are required for a fully meshed configuration?

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

91. What is the purpose of configuring a triggered-policy on an Nokia 7750 SR?

92. Which of the following regarding the location of an MPLS label is FALSE?

93. Click on the exhibit.

Two LSPs traverse the path R1-R2-R3. Both LSPs are configured with facility fast reroute and link protection.

When router R1 is the PLR, which router becomes the Merge Point (MP) for this LSP?

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

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

96. What is the purpose of a T-LDP session?

97. In which of the following types of areas does an OSPF router not set the E bit in its Type 1 LSA?

98. In an OSPF environment, what must a router receive after it sends out an update?

99. There is an IP host with IP address 10.2.3.1. A static route is created, using the "configure router static-route 10.2.3.0/24 next-hop 10.1.2.1" command .

What is the correct traceroute command to test this static route on an Nokia 7750 SR?