Free Online Nokia 4A0-105 Practice Test

Prepare Your Nokia 4A0-105 Exam Questions with Free online 4A0-105 Practice Test. Get Brilliant Nokia Virtual Private LAN Services Exam Results with Valid 4A0 105 Exam Dumps.

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Total 158 Questions | Updated On: May 15, 2024

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Question 1

Which of the following needs to be considered when designing Ethernet networks with redundancy?

A : Processing the TTL takes extra time

B : MAC learning rate is doubled.

C : FDB size is doubled

D : Requires a protocol to remove loops

Answer: D

Question 2

How is the Primary Bridge chosen in a VPLS?

A : The PE devices participating in the VPLS mesh run a separate Spanning Tree instance in the Core. The Primary Bridge is the Root Bridge for the VPLS mesh.

B : The PE devices participating in the VPLS mesh determine which bridge is closest to Root Bridge. This bridge becomes the Primary Bridge.

C : The PE devices participating in the VPLS mesh determine which bridge has the lowest bridge-id. This bridge becomes the Primary Bridge.

D : The PE devices participating in the VPLS mesh determine which bridge is the Root Bridge. This becomes the Primary Bridge.

Answer: B

Question 3

Consider a large metro-to-metro VPLS network interconnected with a mesh of mesh-SDPs. Which of the following statements does NOT apply to this situation?

A : Bandwidth and replication inefficiency can occur on inter-metro links if there is a lot of multicast traffic

B : The number of control sessions grows exponentially in a fully meshed network

C : Spanning-tree is required to prevent loops when using mesh SDPs on the inter-metro links.

D : Network touches increase with each node added to the mesh.

Answer: C

Question 4

Which of the following statements is false?

A : VPLS is a bridged LAN service

B : VPLS provides L2 VPN services to CEs

C : VPLS is a point-to-point service where CEs are presented with point-to-point virtual circuits.

D : CEs that are members of the same VPLS service instance communicate with each other as if they are connected via a bridged LAN.

Answer: C

Question 5

Click on the exhibit below.

Assume PE-B expects avian tag as part of the RFC 4762 (Martini) encapsulation. How must PE-A be configured?

A : The port that the SAP belongs to must have the correct ether type configured.

B : The SAP must be configured with the right VLAN tag

C : The SDP VC type must be configured as type VLAN and the correct vlan-vc-tag must be specified

D : All of the above.

Answer: C

Page: 1 / 32

Total 158 Questions | Updated On: May 15, 2024

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