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Your Path to Success: How to Pass the Nokia 4A0-C02 Nokia SRA Composite Exam Exam

Questions 1

Which of the following statements best describes the output from an Alcatel-Lucent 7750 SR shown below?

Options:

A.

The As-Path is not present as it was removed with the s-override configuration command

B.

The As-Path is not present as it was removed with the o-as-path configuration command

C.

The As-Path is not present as a policy was configured to set it to the null value

D.

The As-Path is not present as VPN-IPv4 routes do not propagate the IPv4 As-Path BGP attribute

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Questions 2

Click the exhibit.

4A0-C02 Question 2

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is an Internet Service Provider (ISP). Which of the following about route distribution is FALSE?

Options:

A.

The VRF 10 on CSC-PE1 includes PE1 and PE2's system addresses.

B.

The global routing table of PE1 includes PE2's system address.

C.

The VRF 10 on CSC-PE2 includes CEI'S address.

D.

The global routing table of PE2 includes CE1's address.

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Questions 3

Which of the following about inter-AS model AVPRN is TRUE?

Options:

A.

It is the most scalable of the Inter-AS models.

B.

VRF configuration is not required on the ASBRs.

C.

Most routers that support VPRN functionality do not support model A by default.

D.

It is not necessary to run MPLS at the boundary between autonomous systems.

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Questions 4

Click the exhibit.

4A0-C02 Question 4

According to the display, a BGP loop is detected for route 192.168.1.0/27. On which router is this command executed?

Options:

A.

CE1

B.

CE2

C.

PE1

D.

PE2

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Questions 5

Click the exhibit.

4A0-C02 Question 5

The headquarter sites of VPRN 10 and VPRN 20 are part of an extranet VPRN. Which route targets should be exported under the VPRN 20 service on router R1?

Options:

A.

target:65100:2 and target:65100:3

B.

target:65100:1 and target:65100:2

C.

target:65100:1 and target:65100:3

D.

target:65100:1, target:65100:2 and target:65100:3

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Questions 6

Click the exhibit.

4A0-C02 Question 6

The policy shown is configured on an Alcatel-Lucent 7750 SR to implement an extranet VPRN between the main sites of two separate VPRNs. Route target "target:65100:2" is used for Customer 1 routes, and route target "target:65100:3" is used for Extranet routes. How should this policy be applied?

Options:

A.

The policy should be applied as an import policy on the PE connected to the main site of Customer 1.

B.

The policy should be applied as an import policy on all the PEs connected to the sites of Customer 1.

C.

The policy should be applied as an export policy on the PE connected to the main site of Customer 1.

D.

The policy should be applied as an export policy on all the PEs connected to the sites of Customer 1.

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Questions 7

Click the exhibit.

4A0-C02 Question 7

A Carrier Supporting Carrier (CSC) VPRN is configured on an Alcatel-Lucent 7750 SR for a customer carrier offering VPRN services. Which of the following configuration steps is NOT required?

Options:

A.

Creating an export policy on CSC-CE1 and CSC-CE2 to advertise local PE addresses to the network provider.

B.

Configuring eBGP between CSC-CE and CSC-PE routers; setting the address family to IPv4; and enabling the advertisement of labels for IPv4 routes.

C.

Configuring iBGP between PE and CSC-CE within each customer carrier site; setting the address family to IPv4; and enabling the advertisement of labels for IPv4 routes.

D.

Configuring MP-iBGP between PE1 and PE2; setting the address family to IPv4; and enabling the advertisement of labels for IPv4 routes.

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Questions 8

In a Carrier Supporting Carrier (CSC) VPRN, which of the following is NOT a benefit to the network provider?

Options:

A.

The solution scales as the number of VPNs offered by the customer carriers increases.

B.

The solution scales as the number of end-customer routes increases.

C.

There is no need to manage end-customer services.

D.

The solution scales as the number of serviced customer carriers increases.

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Questions 9

When an Alcatel-Lucent 7750 SR receives a BGP update containing an AS-Path loop, what is the default action?

4A0-C02 Question 9

Options:

A.

The update is accepted and the route installed in the route table.

B.

The update is accepted but the route will not be installed in the route table

C.

The update is rejected

D.

The peer session is dropped

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Questions 10

Which of the following is not an available option for Route Distinguisher assignment?

Options:

A.

One Route Distinguisher per VRF route

B.

One Route Distinguisher per VRF

C.

One Route Distinguisher per VRF per site

D.

One Route Distinguisher per VPN

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Questions 11

In a VPRN, what type of logical topology is required for the BGP sessions configured in the provider core?

4A0-C02 Question 11

Options:

A.

Full mesh between all CE, PE and P devices

B.

Full mesh between PE and P devices

C.

Full mesh of P devices

D.

Full mesh of PE devices

E.

Full mesh between PE and CE devices

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Questions 12

Click the exhibit.

4A0-C02 Question 12

Based on the VPRN aggregate route configuration, which routes are advertised to CE2?

Options:

A.

172.12.10.0/24, 172.12.20.0/24 and 172.0.0.0/16

B.

172.12.0.0/16 only

C.

172.12.10.0/24 and 172.12.20.0/24

D.

172.0.0.0/16 only

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Questions 13

Based on the VPRN BGP decision process, which of the following routes is selected first?

Options:

A.

The route with the lowest MED.

B.

The route with the shortest AS Path.

C.

The route received from the lowest peer IP address.

D.

The route with the lowest Origin.

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Questions 14

VPN-IPv4 addressing is made unique by defining an address structure consisting of:

Options:

A.

A 32 bit IPv4 address followed by a 64 bit Route Target

B.

A 32 bit IPv4 address followed by a 64 bit Route Distinguisher

C.

A 64 bit Route Target followed by a 32 bit IPv4 address

D.

A 64 bit Route Distinguisher followed by a 32 bit IPv4 address

E.

A 32 bit Route Distinguisher followed by a 32 bit IPv4 address FA 32 bit Route Target followed by a 32 bit IPv4 address

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Questions 15

Click the exhibit.

4A0-C02 Question 15

For the Carrier Supporting Carrier (CSC) VPRN, which routes are advertised between CSC-CE1 andCSC-PE1?

Options:

A.

VPN-IPv4 routes for all PE system addresses in AS 1000

B.

BGP labeled IPv4 routes for all PE system addresses in AS 1000

C.

VPN-IPv4 routes for all PE system addresses in AS 5000

D.

BGP labeled IPv4 routes for all PE system addresses in AS 5000

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Exam Code: 4A0-C02
Exam Name: Nokia SRA Composite Exam
Last Update: Sep 16, 2024
Questions: 639

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