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Total 158 Questions | Updated On: Nov 21, 2024

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Question 1

Click on the exhibit below.

Based on the output below which of the following statements is true? (Choose 2)

A : VPLS1500 is a user VPLS

B : VPLS 1500 is management VPLS.

C : Spanning tree BPDUs for the management VPLS are tagged.

D : Spanning tree BPDUs for the management VPLS are untagged.

Answer: A,D

Question 2

What is the MTU impact on the SDP path-mtu if fast reroute facilities-mode is implemented on the LSP?

A : There will be no impact on the path-mtu

B : The path-mtu will decrease by4 bytes.

C : The path-mtu will increase by 4 bytes.

D : The path-mtu will decrease by 8 bytes

E : The path-mtu will increase by 8 bytes.

Answer: B

Question 3

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 4

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 5

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

Page: 1 / 32

Total 158 Questions | Updated On: Nov 21, 2024

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