Free Nokia 4A0-105 Exam Questions

Become Nokia Certified with updated 4A0-105 exam questions and correct answers

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Total 158 Questions | Updated On: Jul 28, 2025

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Question 1

If a management VPLS is administratively disabled what will be the status of the associated user VPLS SAPs?

A : gular semantics will apply. It will be as if the SAP doesn't belong to a management VPLS.

B : l user VPLS SAPs will be disabled/pruned

C : is not possible to administratively disable a management VPLS

D : anning tree will be automatically enabled on the user VPLS SAPs.

Answer: B

Question 2

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

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

B : path-mtu will decrease by4 bytes.

C : path-mtu will increase by 4 bytes.

D : path-mtu will decrease by 8 bytes

E : path-mtu will increase by 8 bytes.

Answer: B

Question 3

Click on the exhibit below.

A new router named PE-D is to be directly connected to PE-C and is required to be added to the existing VPLS

300. The design requires the least amount of signaling, the least amount of configuration changes for existing

sites and the new site has to have access to all existing sites. How should the new site be added to VPLS 300?

A : nfigure a mesh-sdp between all existing PE routers and the new PE router

B : nfigure a mesh-sdp between PE-C and PE-D

C : nfigure a spoke-sdp between PE-C and PE-D.

D : It is not possible to meet the design requirements.

Answer: C

Question 4

What configuration is required on the CE device when using MC-LAG?

A : CE must be configured with an MC-LAG to both PE devices.

B : CE must be configured with LACP in active mode.

C : ere is no configuration required on the CE.

D : CE must be an Alcatel-Lucent 7750 SR.

Answer: B

Question 5

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

A : ocessing the TTL takes extra time

B : learning rate is doubled.

C : size is doubled

D : quires a protocol to remove loops

Answer: D

Page: 1 / 32

Total 158 Questions | Updated On: Jul 28, 2025

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