PDF Version DemoNokia 4A0-D03 Exam Overview:
| Certification Vendor: | Nokia |
| Exam Name: | Nokia SR Linux EVPN and Data Center Interconnect |
| Exam Number: | 4A0-D03 |
| Available Languages: | English |
| Passing Score: | Not officially published |
| Related Certifications: | Nokia Certified Data Center Fabric Network Professional Nokia Data Center Fabric Fundamentals (4A0-D01) |
| Exam Price: | $125 USD |
| Real Exam Qty: | 40 |
| Certificate Validity Period: | 3 years |
| Exam Format: | Multiple-choice |
| Exam Duration: | 90 minutes |
| Recommended Training: | Nokia SR Linux EVPN and DCI Course Nokia Self-Study Materials |
| Exam Registration: | Nokia Exam Page Pearson VUE Registration |
| Sample Questions: | Nokia 4A0-D03 Sample Questions |
| Exam Way: | Delivered via Pearson VUE: online proctored or in-person test center |
| Pre Condition: | No mandatory prerequisites; recommended prior knowledge of 4A0-D01 |
| Official Syllabus URL: | https://www.nokia.com/networks/training/dcf/exams/sr-linux-evpn-dci/ |
Nokia 4A0-D03 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Center Interconnect (DCI) Solutions | 25% | - Gateway-less EVPN DCI - BGP route policies and route reflectors - Interoperability with Nokia 7750 SR |
| SR Linux and EVPN Fundamentals | 25% | - SR Linux architecture and CLI - VXLAN encapsulation and underlay - EVPN control plane and MP-BGP |
| Layer 3 EVPN Services | 25% | - EVPN Route Type 5 - VRF integration and route targets - Symmetric and asymmetric routing |
| Layer 2 EVPN Services | 25% | - Anycast Gateway and IRB - EVPN Route Types 1–4 - Multi-homing and Ethernet Segments |
Nokia SR Linux EVPN and Data Center Interconnect Sample Questions:
1. 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.
2. Which of the following statements about the decoupled gateway-based data center interconnect solution is TRUE?
A) There is a clear demarcation for security and QoS between the data center border leaf and the WAN PE.
B) The IP addresses of all the leaf routers and route-reflectors must be reachable by the routers in the WAN.
C) VXLAN tunnels are established between the leaf routers in the different data centers.
D) The WAN PE maintains a peering session with the data center route reflector.
3. Which of the following statements about MAC mobility is TRUE?
A) The originating PE and the destination PE must synchronize their MAC tables.
B) The original PE advertises the locally learned MAC with the sequence number set to a maximum value.
C) A PE advertising a local MAC that was previously learned through EVPN, will decrement the sequence number in its update.
D) The originating PE generates a withdraw message after the same locally learned MAC has aged out.
4. Which of the following is always found in an extended community associated with an EVPN update?
A) The VXLAN network ID
B) The AFI/SAFI
C) The route target
D) The EVPN route type
5. Which of the following GARP functions is FALSE?
A) A host sends a GARP to update its own IP/MAC mapping to the other hosts in the subnet.
B) The other hosts in the subnet will acknowledge the receipt with a reply.
C) All other hosts within the subnet will update their ARP tables.
D) The GARP is sent as a broadcast.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: B |
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