Question No. 1

In Active/Standby pseudowires a failed pseudowire has recovered. Under what circumstances will the active pseudowire revert to the previously failed link?

AIt will always revert to the previously failed link.

BIt will never revert to the previously failed link.

CIt will revert if the precedence of the previously failed link is set to 0 or 'primary'.

DIt will revert if the precedence of the previously failed link is lower than the currently active link

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Correct Answer: C

Question No. 2

Which of the following statements is true?

AFilter Policies can only be applied on egress.

BAn IP filter can be applied on ingress at the same time a MAC filter is applied on the egress of the SAP.

CFilter Policies can be based on IP, MAC, and VPI/VCI addresses.

DAny number of ingress and egress filter policies can be associated with a SAP.

EAn IP filter and a MAC filter can be applied on the ingress SAP at the same time.

FNone of the above.

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Correct Answer: B

Question No. 3

Click on the exhibit below.

Assume a CE router is connected to the SAP of each PE. The arp cache of all CE routers is empty and the FDB for VPLS 300 is empty. The CE router connected to PE-A initiates a ping towards the CE router connected to PE-C. The ping is successful. Which of the following statements are true? (Choose 2)

AThe FDB on PE-A will contain entries for all CE routers.

BThe FDB on PE-B will contain an entry for the CE router connected to PE-A.

CThe FDB on PE-B will contain an entry for all CE routers.

DThe FDB on PE-C will contain entries for the CE router connected to PE-A and the CE router connected to PE-C.

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Correct Answer: B, D

Question No. 4

Which of the following statements is false?

AVPLS is a bridged LAN service.

BVPLS provides L2 VPN services to CEs.

CVPLS is a point-to-point service where CEs are presented with point-to-point virtual circuits.

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

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Correct Answer: C

Question No. 5

MAC explosion is best described as a large amount of MAC addresses being withdrawn and relearned?

ATRUE

BFALSE

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Correct Answer: A

Free Nokia 4A0-105 Exam Actual Questions

The questions for 4A0-105 were last updated On Jan 16, 2025