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4A0-C02 Practice Questions

Nokia SRA Composite Exam

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Total Questions : 639

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Question # 51

When configuring a VPRN service on an Alcatel-Lucent 7750 SR, where should the following policy be applied?

Question # 51

Options:

A.  

On the CE under the RIP context

B.  

On the PE under the BGP context

C.  

On the PE under the RIP context

D.  

On the CE under the BGP context

E.  

This policy is not required

Discussion 0
Question # 52

Which of the following is a characteristic of inter-AS model C VPRN?

Options:

A.  

A data packet destined to a remote AS is encapsulated with three labels within the originating AS.

B.  

The ASBR redistributes VPN-IPv4 updates to its ASBR eBGP peers.

C.  

PE routers in different ASes exchange IPv4 routes directly between each other using eBGP.

D.  

The advertising ASBR assigns a new label to the route before sending it via an MP-eBGP update to its ASBR peer.

Discussion 0
Question # 53

Which protocol is used to exchange customer VPRN routes between PE devices?

Options:

A.  

OSPF

B.  

ISIS

C.  

MP-BGP

D.  

BGP

E.  

Targeted LDP

Discussion 0
Question # 54

For a Carrier Supporting Carrier (CSC) VPRN where the customer carrier is an ISP that provides Internet connectivity to its end-customers, which of the following is TRUE?

Options:

A.  

The customer carrier network must be MPLS-enabled.

B.  

VPRN instances are created on the CSC-CE routers.

C.  

All traffic exchanged between end-customers is carried over a single CSC VR

F.  

D.  

Customer carrier PEs residing in different sites must run MP-iBGP between them to exchange customers' routes.

Discussion 0
Question # 55

When a Service Provider offers VPRN services to its customers, which of the following functions are expected to be the responsibility of the Service Provider? (Choose three)

Options:

A.  

Distributing the customer generated labels between sites

B.  

Distributing the customer routing information between

C.  

Forwarding the customer originated data packets to the appropriate destination

D.  

Forwarding the provider originated data packets to the appropriate customer site

E.  

Providing secure layer 3 routing exchange between sites

Discussion 0
Question # 56

Click the exhibit.

Question # 56

The headquarter sites of VPRN 10 and VPRN 20 ate part of an extranet VPRN. Which of the following communities are included in the export policy applied to VPRN 10 on router R1?

Options:

A.  

"Extranet-VPN-Blue" and "Extranet-VPN-Green"

B.  

"Blue-Only"

C.  

"Extranet-VPN-Blue"

D.  

"Blue-Green"

Discussion 0
Question # 57

Click the exhibit.

Question # 57

For the Inter-AS model B VPRN, which of the following about the inter-as-label output on ASBR1 is TRUE?

Options:

A.  

ASBR1 includes label 131069 in the route update sent to ASBR2.

B.  

ASBR1 includes label 131068 in the route update sent to ASBR2.

C.  

ASBR1 includes label 131068 in the route update sent to PEL

D.  

ASBR1 includes labels 131068 and 131069 in the route update sent to ASBR2.

Discussion 0
Question # 58

What are the main functions of a Layer 3 VPN? (Choose three).

Options:

A.  

Distributing customer routing information between sites

B.  

Forwarding customer data packets

C.  

Providing an integrated billing solution

D.  

Maintaining separation between distinct customer networks

E.  

Allowing the implementation of Layer 3 devices in the provider core

Discussion 0
Question # 59

When configuring BGP as the PE-CE protocol on an Alcatel-Lucent 7750 SR, the configuration on the CE is done under the ____________ context and the PE configuration is under the ____________ context.

Question # 59

Options:

A.  

Global, router

B.  

Router, router

C.  

Service, router

D.  

Router, service

E.  

Service, service

F.  

Router, global

Discussion 0
Question # 60

Click the exhibit.

Question # 60

The displayed output is from an ASBR supporting an inter-AS model A VPRN. Which of the following statements about this output is TRUE?

Options:

A.  

The neighbor shown is an ASBR router.

B.  

The address family between the peers should be VPN-IPv4 instead of IPv4.

C.  

The neighbor address cannot be the interface address 10.3.4.4.

D.  

The omitted AS number under "BGP summary" must be equal to 64496.

Discussion 0
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