Free Nokia 4A0-D03 Practice Test & Real Exam Questions

Exam Code/Number: 4A0-D03
Exam Name/Title: Nokia SR Linux EVPN and Data Center Interconnect
Certification Provider: Nokia
Corresponding Certification: Nokia Certified Data Center Fabric Professional

Exam Questions: 58
Updated On: Jul 05, 2026

Question #25

Leaf routers are configured to support Layer 2 multi-homing all-active mode.
Which of the following statements is FALSE?

A. The Ethernet segment must be administratively enabled.

B. All of the sub-interfaces of the LAG must be configured in the Ethernet segment.

C. The 2nd through 7th octets of the ESI must not be all zeros.

D. The multi-homing mode of all-active must be configured for the Ethernet segment.

Discussion 0

Correct Answer: C Vote an answer

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Question #26

Consider the exhibit.

Which of the following statements is FALSE?

A. The MAC address associated to the vxlan-interface will not age out.

B. The MAC address 00:00:00:00:00:01 was learned through the data plane.

C. The VXLAN network identifier configured for this MAC-VRF is 100.

D. The remote host's IP address is 100.0.2.3.

Discussion 0

Correct Answer: A Vote an answer

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Question #27

Consider the exhibit.

Leaf1 and Leaf2 have the Ethernet segment configured to use the default election algorithm while Leaf3 and Leaf4 are configured to use the preference-based algorithm with Leaf3 having the higher preference value. The DF candidate list is the same on all leaf routers.
Which of the following leafs is the DF for mac-vrf103?

A. Leaf4

B. Leaf1

C. Leaf2

D. Leaf3

Discussion 0

Correct Answer: D Vote an answer

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Question #28

Which of the following statements about the decoupled gateway-based data center interconnect solution is TRUE?

A. The WAN PE maintains a peering session with the data center route reflector.

B. There is a clear demarcation for security and QoS between the data center border leaf and the WAN PE.

C. VXLAN tunnels are established between the leaf routers in the different data centers.

D. The IP addresses of all the leaf routers and route-reflectors must be reachable by the routers in the WAN.

Discussion 0

Correct Answer: B Vote an answer

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Question #29

Consider the exhibit.

The network is configured for interface-less symmetric routing with an ECMP of 4 enabled on all leaf routers.
Which of the following statements is FALSE?

A. Anycast gateway is an optional configuration on the Leaf1 and Leaf2 IRB interfaces.

B. The IRB interfaces on Leaf1 and Leaf2 must be configured to advertise learned local host-routes.

C. IP-VRF1 on Leaf1, Leaf2 and Leaf3 must be configured with a VXLAN-routed interface.

D. MAC-VRF100 on Leaf1 and Leaf2 must have BGP EVPN and BGP VPN configured.

Discussion 0

Correct Answer: A Vote an answer

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Question #30

Consider the exhibit.

Which of the following statements about the operation of all-active multi-homing is FALSE?

A. The Ethernet segment on Leaf1 and Leaf2 is associated to lag 1.

B. Both Leaf1 and Leaf2 can forward BUM traffic to the host.

C. Leaf3 can load balance traffic between Leaf1 and Leaf2 when ECMP is enabled on the MAC-VRF.

D. The host can forward BUM traffic to either Leaf1 or Leaf2.

Discussion 0

Correct Answer: C Vote an answer

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