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400-007 Exam Questions & Answers

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400-007 Exam Questions & Answers

Vendor: Cisco

Certifications: CCDE

Exam Code: 400-007

Exam Name: Cisco Certified Design Expert (CCDE Written)

Updated: May 30, 2023

Q&As: 270

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400-007 Online Practice Questions and Answers

Questions 1

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 solution must provide a single 10G connection between locations and be able to run its own varying QoS profiles without service provider interaction based on the migration stages. All connectivity methods are at 10 Gbps. Which transport technology costs the least if the connectivity is required for just one year?

A. MPLS wires only

B. CWDM over dark fiber

C. DWDM over dark fiber

D. Metro Ethernet

Show Answer
Questions 2

Company XYZ needs advice in redesigning their legacy Layer 2 infrastructure. Which technology should be included in the design to minimize or avoid convergence delays due to STP or FHRP and provide a loop-free topology?

A. Use switch clustering in the access layer.

B. Use switch clustering in the core/distribution layer.

C. Use spanning-tree PortFast.

D. Use BFD.

Show Answer
Questions 3

Which effect of using ingress filtering to prevent spoofed addresses on a network design is true?

A. It reduces the effectiveness of DDoS attacks when associated with DSCP remarking to Scavenger.

B. It protects the network Infrastructure against spoofed DDoS attacks.

C. It Classifies bogon traffic and remarks it with DSCP bulk.

D. It filters RFC 1918 IP addresses.

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