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Nokia 4A0-C01 - Nokia NRS II Composite Exam

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Page: 9 / 13
Total 852 questions

If an Alcatel-Lucent 7750 LSR receives a labeled packet with a outer label TTL of 250 and an inner label TTL of 251, which of the following statements is true?

A.

The packet will be label switched; the outer label TTL will be 249 and the inner label TTL will be 250.

B.

The packet will be label switched; the outer label TTL will be 249 and the inner label TTL will be 251.

C.

The packet will be label switched; both the outer label TTL and the inner label TTL will be 250.

D.

The packet will be label switched; both the outer label TTL and the inner label TTL will be 249, because they must be the same.

Which is the OSPFv3 equivalent to the OSPFv2 Type 7 LSA?

A.

Intra-Area Prefix LSA

B.

Router LSA

C.

AS External LSA

D.

NSSA LSA

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

A.

Type 1

B.

Type 3

C.

Type 4

D.

Type 7

What is the common usage of the MPLS EXP bits?

A.

Each implementation can use them as they see fit.

B.

They are used to carry the Ethertype value.

C.

They are used to carry the TTL value.

D.

They are used to carry QoS classification.

E.

They are used to carry fragmentation flag information

Which field of an IPv6 header indicates an upper layer protocol carried in the packet?

A.

Next Header

B.

Traffic Class

C.

Flow Label

D.

Payload Length

E.

Options

On which type of IS-IS router is summarization most likely to be configured?

A.

L1 routers

B.

L2 routers

C.

L1/L2 routers

D.

L1 and L2 routers

An Alcatel-Lucent 7750 SR is configured with an export policy to redistribute a loopback prefix into OSPFv3.

What type of LSA advertises the prefix to the other OSPFv3 routers in the same area?

A.

Router LSA

B.

AS External LSA

C.

Intra-Area Prefix LSA

D.

Inter-Area Prefix LSA

E.

Network LSA

Which of the following about the OSPF BDR is TRUE?

A.

A BDR is always required on point-to-point links.

B.

The second highest RID is always the BDR.

C.

The BDR only listens for link-state updates sent to 224.0.0.5.

D.

The BDR always acknowledges link-state updates from the DR

Which of the following is NOT a field in the IPv6 header?

A.

Next Header

B.

Traffic Class

C.

Hop Limit

D.

Fragment Offset

E.

Flow Label

Which function or component of the Alcatel-Lucent 7750 SR is in charge of supporting dynamic routing protocols and constructing the routing table?

A.

IOM

B.

CPM

C.

FIB

D.

SPF

What event causes an OSPF adjacency to change from 'down' to 'two way'?

A.

The router receives a link-state update in response to a link-state request.

B.

The router receives a Hello packet from its neighbor that contains its own router ID in the neighbor list.

C.

The router receives a database description packet from its neighbor.

D.

The router receives a link-state acknowledgement in response to a link-state update

Click on the exhibit.

The OSPF adjacency between routers R1 and R3 does not come up.

Which of the following is a possible solution to the problem?

A.

Stub must be configured on Area 1 of router R1, and removed from Area 1 on router R3.

B.

Stub must be configured on Area 1 of router R1 and Area 1 of router R3.

C.

Stub must be configured on Area 0 of router R1 and Area 1 of router R3.

D.

Area 1 of router R3 should be Area 0, in order to connect via stub to router R1.

Which of the following describes the purpose of 6over4 tunneling?

A.

To give IPv6 traffic preferential routing over IPv4 routes.

B.

To allow core routers running only IPv6 protocols to carry IPv4 traffic.

C.

To give IPv4 only routers the ability to route based on IPv6 addresses.

D.

To allow IPv6 traffic to pass through an IPv4 network.

If the OSPF reference bandwidth is set to 1000 Gbps. what is the cost of a 1 Gbps interface?

A.

1

B.

10

C.

100

D.

1000

What is the function of the MPLS label assigned to a packet?

A.

It identifies the FEC.

B.

It specifies the packet's header length

C.

It identifies the origin of the packet.

D.

It specifies the type of data contained in the packet

Click on the exhibit.

Based on the topology shown and the route tables of routers R3 and R4, which of the following is correct?

A.

There is no route leaking configured on router R1 or router R2.

B.

Route leaking is configured on router R1 but not on router R2.

C.

Route leaking is configured on router R2 but not on router R1.

D.

Route leaking is configured on both router R1 and router R2.

Click on the exhibit.

The numbers beside the links are the metrics for that link.

Given the diagram, what path will traffic follow from router R2 to router R8, and from router R8 to router R2, if IS-IS is the routing protocol?

A.

Router R2 to router R8 will follow (R2-R3-R5-R7-R8). Router R8 to R2 will follow (R8-R7-R5-R3-R2)

B.

Router R2 to router R8 will follow (R2-R3-R4-R6-R7-R8). Router R8 to R2 will follow (R8-R7-R6-R4-R3-R2)

C.

Router R2 to router R8 will follow (R2-R3-R5-R7-R8). Router R8 to R2 will follow (R8-R7-R6-R4-R3-R2)

D.

Router R2 to router R8 will follow (R2-R3-R4-R6-R7-R8) Router R8 to R2 will follow (R8-R7-R5-R3-R2)

Click on the exhibit.

A service provider is deploying a 6 over 4 tunnel to connect a customer's corporate IPv6 network to all devices at the branch office as shown in the exhibit.

Which command is used to create the route to the branch office network on PE1?

A.

Configure router static-route 2001:DB8:1:201::/64 indirect 10.10.10.4

B.

Configure router static-route 2001:DB8:1:201:764 indirect 2001:DB8:1:200::2

C.

Configure router static-route 2001:DB8:1:200::/56 indirect 10.10.10.4

D.

Configure router static-route 2001:DB8:1:200:756 indirect 2001:DB8:1:200::2

Click on the exhibit button below.

Under which condition might the peer LDP ID 10.10.10.2:0 entry show state "Nonexistent"?

A.

When the interface to the peer router is down.

B.

When router R1 has no route to the peer address 10.10.10.2.

C.

When the adjacency between the two routers fails.

D.

When the targeted session is not yet configured.

A static route needs to be configured with a next-hop that is NOT directly connected to the router. Which of the following must be TRUE?

A.

The router must also have an active static route to the next-hop specified in the static route command.

B.

The system address of the next-hop router must be included in the static route command.

C.

The command option "indirect" must be used in the static-route command.

D.

The system address of the router connected to the destination must be included in the static route command