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Cisco Updated 400-007 Exam Questions and Answers by mikael

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Cisco 400-007 Exam Overview :

Exam Name: Cisco Certified Design Expert (CCDE v3.1)
Exam Code: 400-007 Dumps
Vendor: Cisco Certification: CCDE v3.0
Questions: 381 Q&A's Shared By: mikael
Question 88

A customer migrates from a traditional Layer 2 data center network into a new SDN-based spine-and-leaf VXLAN EVPN data center within the same location The networks are joined to enable host migration at Layer 2 What is the final migration step after hosts have physically migrated to have traffic flowing through the new network without changing any host configuration?

Options:

A.

Shut down legacy Layer 3 SVIs. clear ARP caches on all hosts being migrated and then configure the legacy VRRP address onto new VXLAN core switches

B.

Increase VRRP priorities on new infrastructure over legacy VRRP values, then shut down legacy SVIs

C.

Shut down legacy infrastructure to allow VXLAN gateways to become active

D.

Shut down legacy Layer 3 SVIs and activate new preconfigured Layer 3 SVIs on VXLAN

Discussion
Question 89

A company requires an RPO of less than 10 seconds to ensure business continuity. Which technology should be deployed?

Options:

A.

geographically dispersed data centers with asynchronous replication

B.

a single data center with duplicated infrastructure, dual PSUs, and a UPS

C.

geographically dispersed data centers with synchronous replication

D.

a single data center with duplicated infrastructure and dual PSUs

Discussion
Question 90

A thorough examination of the curant network infrastructure has revealed that several devices have an unusual high CPU load A traffic analysis indicates that control plane protocols and management traffic are affected as the devices are busy processing inbound traffic The networking team is working on updating their design for the entre network to handle situations like this Which feature or technology can be added to help mitigate the problem?

Options:

A.

control plane policing

B.

deep uterface buffers

C.

TCAM carving

D.

modular QoS

Discussion
Question 91

A customer migrates from a traditional Layer 2 data center network into a new SDN-based spine-and-leaf VXLAN data center within the same location Its applications cannot be readdressed and the customer does not want to perform the migration in a single operation How should the legacy network and new network be connected?

Options:

A.

via Layer 3 links to border leaf switches

B.

via a Layer 2 trunk and Layer 3 routed links to border leaf switches

C.

via a Layer 2 trunk and Layer 3 routed links to spine switches

D.

via a Layer 2 trunk to border leaf switches

Discussion
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