Most Recent Cisco 400-007 Exam Dumps

Prepare for the Cisco Certified Design Expert CCDE v3.0 exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Cisco 400-007 exam and achieve success.

The questions for 400-007 were last updated on May 6, 2025.

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Question No. 1

Company XYZ is redesigning their QoS policy. Some of the applications used by the company are real-time applications. The QoS design must give these applications preference in terms of transmission. Which QoS strategy can be used to fulfill the requirement?

Aweighted fair queuing

Bweighted random early detection

Clow-latency queuing

Dfirst-in first-out

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Correct Answer: C

Question No. 2

Refer to the table.

A customer investigates connectivity options for a DCI between two production data centers to aid a large-scale migration project. The migration is estimated to take 20 months to complete but might extend an additional 10 months if issues arise. All connectivity options meet the requirements to migrate workloads. Which transport technology provides the best ROI based on cost and flexibility?

ACWDM over dark fiber

BMPLS

CDWDM over dark fiber

DMetro Ethernet

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Correct Answer: D

Question No. 3

Refer to the exhibit.

A customer runs OSPF with Area 5 between its aggregation router and an internal router When a network change occurs in the backbone. Area 5 starts having connectivity issues due to the SPF algorithm recalculating an abnormal number of times in Area 5 You are tasked to redesign this network to increase resiliency on the customer network with the caveat that Router B does not support the stub area How can you accomplish this task*?

AIncrease the bandwidth on the connection between Router A and Router B

BImplement LSA filtering ontheAB, allowing summary routes and preventing more specific routes into Area 5

CCreate a virtual link to Area 0 from Router B to the ABR

DTurn on LSA throttling on all devices in Area 5

ESet Area 5 to stubby at the ABR anyway

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Correct Answer: B

Question No. 4

Refer to the exhibit.

Refer to the exhibit Company XYZ is a large enterprise network where the WAN traffic utilizes most of the link. The IT team in the company often reports Stuck-In-Active problems The company is set to acquire another company that will also be running EIGRP and which will connect to the Company XYZ R3 and R4 routers This acquisition could make the issue worse Which design solution solves this problem?

AUtilize the EIGRP unequal cost load-balancing feature on R5 and R6 to provide an intenm solution

BImplement EIGRP Route Flap Dampening

CDeploy the EIGRP stub capability on R5 and R6 with the connected and summary options enabled.

DAdvertise only the default route to R5 and R6. filtering all other routes.

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Correct Answer: C

Question No. 5

Sometimes SDN leverages various overlay networking technologies to create layer(s) of network abstraction. What describes an overlay network?

AIt transmits packets that traverse over network devices like switches and routers

BIt encapsulates packets at source and destination, which incurs additional overhead

CPacket delivery and reliability occurs at Layer 3 and Layer 4

DIt is responsible for the delivery of packets; NAT- or VRF-based segregation is required

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Correct Answer: B

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