Nokia NRS II Composite Exam: OSPF version 4A0-C04 Exam Questions Online

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Most candidates can choose to to pass 4A0-C04 Nokia NRS II Composite Exam: OSPF version exam to complete the Nokia Network Routing Specialist II (NRS II) certification. When preparing for 4A0-C04 exam, 4A0-C04 exam questions of ITExamShop online can be your best preparation materials to make sure that you can pass Nokia NRS II certification. Nokia 4A0-C04 exam questions are real, which can be instant downloaded with the most up-to-date questions and answers. Additionally, you can get the free software for 4A0-C04 Nokia NRS II Composite Exam: OSPF version certification exam preparation. With the use of 4A0-C04 exam questions, you are able to pass your Nokia NRS II Composite Exam: OSPF version exam around the 1st try.

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

It allows link LDP to be configured on the edge devices only.

It is used to signal the transport labels in the provider core.

It allows selective control over which devices are configured for LD

It is used to signal the service labels in the provider core.

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

The local system has received a Keepalive message and is ready to exchange updates.

The local system is exchanging Update messages with its neighbor.

The local system has sent a Keepalive message to its neighbor and is waiting to receive one back.

The local system has sent an Open message to its neighbor and is waiting to receive one back.

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

Only the route reflector is configured with a cluster id.

There can only be one route reflector in a cluster.

Clients should have iBGP sessions with each other to maintain the mesh.

There can only be one level of route reflectors in the topology.

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

They are multicast to the All Hosts address.

They are broadcast to the subnet broadcast address.

They are multicast to the All Routers address.

They are broadcast or multicast, depending on the physical media.

5. 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?

Router R3 only.

Routers R3 and R4 only.

Routers R3, R4 and R5 only.

Router R2 does not advertise an update for the prefix.

6. 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?

Option A

Option B

Option C

Option D

7. Which of the following about VPRNs is TRUE?

Customers must use the same routing protocol as the service provider.

Customers belonging to the same VPRN service must use the same subnet.

Service providers only need to perform configurations on the PEs to add additional VPRNs.

For each VPRN, only one customer can be connected at each P

8. Click the exhibit.

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

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

Metric is based on hop count.

Slow convergence after link failures.

Support hierarchy through the use of areas.

Support for CID

Link state updates sent using layer 3 multicast.

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

Service tunnels are unidirectional.

Transport tunnels are unidirectional.

A service will use the same service label for every hop.

A local service requires a transport tunnel.

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11. 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?

10.0.2.1

10.0.2.2

10.16.10.1

10.16.10.3

12. 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?

A new LDP session is established on R1-R3-R6 as soon as the FIB is updated.

The LDP session remains unchanged until the existing path R1-R2-R4-R6 goes down.

A new LDP session is established on R1-R3-R6 as soon as router R1 receives a new label for router R6.

The LDP session remains unchanged until router R3 stops advertising the maximum metric for the link to router R6.

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

Area Border Router

Autonomous System Boundary Router

Designated Router

All routers within an OSPF area.

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

Type 10 opaque LSAs are supported by IS-I

Type 10 opaque LSAs are flooded to all areas of the routing domain.

Type 10 opaque LSAs are stored in an LSD

Type 10 opaque LSAs are used for traffic engineering support.

15. 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?

Router R1

Router R2

Router R3

Router R4

Router R5

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

The age for newly created link state information is set to 0 for OSPF and 1200 for IS-IS

The age for newly created link state information is set to 1200 for OSPF and 0 for IS-IS

The age is incremented or decremented as it is flooded from router to router and as it is held in the topological database.

The age is incremented or decremented only as it is held in the topological database and not as it is flooded router to router.

17. 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?

The options field is set to router alert.

The source address is R1's egress interface address.

The destination address is R2's ingress interface address.

The HOP object includes R2's system address.

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

Source IP address

TCP source port

Prefix list

Protocol type

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

They must be recognized by all peers and included in all BGP updates.

They are discarded if not recognized by the recipient.

They must be recognized by all peers and optionally included in BGP updates.

The receiving router sends a notification if a well-known discretionary attribute is not present in an update.

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

An IGP route takes priority over a transport tunnel.

Both LDP and RSVP-TE based tunnels can be used.

MPLS tunnels can be used to resolve the prefixes learned via IG

Multiple MPLS tunnels can be installed in the FI

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21. 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?

LDP

BGP

MP-BGP

MPLS

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

An LSR answers requests for label mappings immediately, without waiting for a label mapping from the next-hop.

An LSR advertises label mappings to all peers for which it might be a next-hop for a given FE

An LSR distributes a label mapping for a FEC when it has been requested to do so.

An LSR propagates a label mapping downstream for a FE

only if it has a label mapping for the FEC's next-hop.

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

Import policies affect ingress data flow.

Export policies affect ingress data flow.

Both import and export policies affect ingress data flow.

Policy direction and data flow are independent.

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

Link Local LSA

Router LSA

Network LSA

Inter-Area Router LSA

Intra-Area Prefix LSA

None of the above LSAs have an AS scope.

25. When an OSPF adjacency is stuck in the "ExchStart" 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

A OSPF Hello has not been received from the neighbor

26. 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.

The OSPF internal preference

The IS-IS Level 1 internal preference

The IS-IS Level 2 internal preference

The OSPF external preference

The IS-IS Level 2 external preference

The IS-IS Level 1 external preference

27. 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?

None

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

The path must include at least one hop.

The path may be used for multiple LSPs.

The path may be used multiple times in a single LS

The path must define a tunnel destination IP address.

29. 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?

Family ipv4

Family ipv6

Family ipv4 ipv6

Family vpn-ipv4

Family vpn-ipv4 vpn-ipv6

30. 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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31. What class of attribute is Originator_ID?

Well-known mandatory.

Well-known discretionary.

Optional transitive.

Optional non-transitive.

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

A SAP can only be used by one service on a router.

A dedicated SDP needs to be created for each service.

A service is created on each site before the customer is created.

SAPs must be created before a service is created.

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

The entire confederation is viewed as a single AS by an eBGP peer.

Within a confederation, each member AS is considered as a stand-alone A

Member ASs within a confederation can use route reflection.

Member ASs must be fully meshed within a confederation.

34. 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?

configure router static-route 139.120.121.0/24 next-hop 138.120.199.2

configure router static-route 139.120.121.0/24 next-hop 138.120.199.1

configure router static-route 138.120.199.2/24 next-hop 138.120.199.1

configure router static-route 139.120.121.0/24 next-hop 139.120.121.2

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

An echo request is sent based on the LSP's label stack.

Echo reply packets may not take the same path as the LS

The IP destination address is used to initiate echo requests,

The test fails if the LSP is not operationally up.

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Nokia NRS II Composite Exam: OSPF version 4A0-C04 Exam Questions Online

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