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PDF 400-007 Study Guide

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Total 396 questions

Cisco Certified Design Expert (CCDE v3.1) Questions and Answers

Question 81

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 Which activity should be completed each time a legacy network is migrated?

Options:

A.

The migrated VLAN should be pruned from the Layer 2 interconnects.

B.

The migrated network should have a VXLAN VNID configured within the new network.

C.

The migrated network should be advertised to the EVPN network as a Type 2 network.

D.

The migrated network should be added to the EVPN BGP routing.

Question 82

Refer to the exhibit.

As part of a redesign project, you must predict multicast behavior What happens to the multicast traffic received on the shared tree (*,G), if it is received on the LHR interface indicated*?

Options:

A.

It is dropped due to an unsuccessful RPF check against the multicast source

B.

It is switched give that no RPF check is performed

C.

It is switched due to a successful RPF check against the routing table

D.

It is dropped due to an unsuccessful RPk8t8ck against the multicast receiver.

Question 83

You are designing a large-scale DMVPN network with more than 500 spokes using EIGRP as the IGP protocol Which design option eliminates potential tunnel down events on the spoke routers due to the holding time expiration?

Options:

A.

Increase the hold queue on the physical interface of the hub router.

B.

Increase the hold queue on the tunnel interface of the spoke routers

C.

Increase the hold queue on the tunnel interface of the hub router

D.

Apply QoS for pak_priority class

E.

Increase the hold queue on the physical interface of the spoke routers.

Question 84

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?

Options:

A.

CWDM over dark fiber

B.

MPLS

C.

DWDM over dark fiber

D.

Metro Ethernet

Page: 21 / 30
Total 396 questions