JN0-214: Cloud, Associate (JNCIA-Cloud) Q14 — Practice Question

QuestionQ14

Network Virtualization

Which encapsulation protocol uses tunneling to deliver a Layer 2 overlay across an underlying Layer 3 network?

A VLAN
B IPsec
C VXLAN
D GRE

Explanation

VXLAN encapsulates Layer 2 Ethernet frames in UDP/IP packets, enabling a Layer 2 overlay network to operate over a Layer 3 IP underlay.

Learn more

Understand the usage of virtual networks and VLANs

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