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400-007 · Question #298
400-007 Question #298: Real Exam Question with Answer & Explanation
The correct answer is B: Shut down legacy Layer 3 SVIs and activate new preconfigured Layer 3 SVIs on VXLAN.. See the full explanation below for the reasoning.
Question
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
- AIncrease VRRP priorities on new infrastructure over legacy VRRP values, then shut down legacy SVIs.
- BShut down legacy Layer 3 SVIs and activate new preconfigured Layer 3 SVIs on VXLAN.
- CShut down legacy infrastructure to allow VXLAN gateways to become active.
- DShut down legacy Layer 3 SVIs, clear ARP caches on all hosts being migrated, and then configure the
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