4A0-115 Exam Training Practice Tests (Nokia Ethernet Virtual Private Network Services)]

Question 1

In the exhibit, the interface-ful numbered model is used for the Layer-3 EVPN service. Which of the following is used as the source MAC address in the packets sent from PEI when forwarding customer traffic to Host 2?

A. MAC-11 B. MAC-04 C. MAC-OI D. MAC-03

Correct Answer: C

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Question 2

Which of the following best describes the operation of a non-designated forwarder (non-DF) in a single-active Ethernet segment?

A. Blocks Tx unicast, allows Rx unicast, blocks Tx BUM, allows Rx BUM B. Allows Tx unicast, allows Rx unicast, blocks Tx BUM, allows Rx BUM C. Allows Tx unicast, blocks Rx unicast, allows Tx BUM, blocks Rx BUM D. Blocks Tx unicast, blocks Rx unicast, blocks Tx BUM, blocks Rx BUM

Correct Answer: A

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Question 3

Which of the following statements about the EVPN route types used to support multi-homing is TRUE?

A. Auto-discovery (A-D) routes are imported by all PES participating in the EVPN service. B. A-D per Ethernet segment routes indicate the desired designated forwarder election algorithm. C. Ethernet segment (ES) routes indicate the redundancy mode of the Ethernet segment. D. ES routes provide the ESI label required to support the split-horizon mechanism.

Correct Answer: C

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Question 4

Which of the following statements about the EVPN data plane is FALSE?

A. EVPN allows a service provider to deliver multiple services over a single core network. B. The customer data is encapsulated and then tunneled between the PE routers. C. EVPN-MPLS provides services over a simple IP network. D. EVPN-MPLS encapsulated data has a label that uniquely identifies each service.

Correct Answer: C

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Nokia Ethernet Virtual Private Network Services - 4A0-115 Exam Practice Test