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PDF 4A0-C02 Study Guide

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Question 8

Click on the exhibit below.

The VPLS service MTU on R2 is 1514 bytes. What must the service MTU be on all other routers participating in the VPLS?

Options:

A.

The service MTU must be equal to or smaller than 1514 bytes.

B.

The service MTU must be 1514 bytes.

C.

The service MTU must be equal to or greater than 1514 bytes.

D.

The service MTU can be any value.

Question 9

In IEEE 802.1ag, how are loops detected?

Options:

A.

Spanning-tree BPDUs are returned to the sender.

B.

The MEP sees its own CFM frames returned to itself.

C.

This is not a function of IEEE 802.lag but of 802.1D

D.

The record field of the CFM frame keeps track of chassis-mac addresses.

Question 10

The service mtu of a VPLS is set to 9100. What is the recommended MTU value that can be set for the access port assuming dot1q encapsulation?

Options:

A.

9100

B.

9104

C.

9108

D.

9122

E.

9126

Question 11

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?

Options:

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.

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Exam Code: 4A0-C02
Exam Name: Nokia SRA Composite Exam
Last Update: May 18, 2024
Questions: 639
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