Nokia Ethernet Virtual Private Network Services - 4A0-115 Exam Questions [2026]

QUESTION NO: 1
An operator configures an EVPN-IRB that uses the interface-ful unnumbered forwarding model on a Nokia
7750 service router. Which ofthe following statements regarding the configuration performed on each participating PE is FALSE?

A. The advertisement of IP-Prefix routes is enabled in the SBD VPLS. B. A supplementary broadcast domain (SBD) is configured as a routed VPLS. C. An IP address is configured in the VPRN interface that is bound to the SBD VPLS. D. A VPRN service is configured and has an interface bound to the local VPLS.

Correct Answer: A

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QUESTION NO: 2
In the exhibit, an EVI range is configured and the preference-based algorithm is used to elect the designated forwarder (DF) on ESI 1. Which PE is elected as DF for VPLS 10?

A. PE4 B. PE3 C. PEI D. PE2

Correct Answer: B

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QUESTION NO: 3
The interface-ful numbered model is used for a Layer-3 EVPN service. Which of the following statements is FALSE?

A. EVPN routes are advertised with a service label associated with the SBD VPLS. B. IP-Prefix routes exchanged between PES include a non-zero gateway IP address as an overlay index. C. EVPN MAC/IP routes are used to advertise the MAC and IP addresses of SBD IRB interfaces. D. EVPN MAC/IP routes are used to advertise the MAC and IP addresses of local hosts.

Correct Answer: C

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QUESTION NO: 4
In the exhibit, the EVPN-IRB is using the interface-ful unnumbered model and is fully operational. Which of the following statements isFALSE?

A. An MP-BGP session that supports the advertisement of EVPN routes is established between PEI and PE2. B. On PE3, the routing table for VPRN 15 contains an entry for 10.10.4.0/24. This entry is resolved using a transport tunnel towards PEA. C. On PE3, the routing table for VPRN 15 contains an entry for 10.10.1.0/24. This entry is resolved to MAC-OI as an overlay index. D. An MP-BGP session that supports the advertisement of VPN-IPv4 routes is established between PE3 and PE4.

Correct Answer: C

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