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JN0-214 · Question #18

Which encapsulation protocol uses tunneling to provide a Layer 2 overlay over an underlying Layer 3 network?

The correct answer is C. VXLAN. VXLAN (Virtual Extensible LAN) is an encapsulation protocol that creates a Layer 2 overlay network over an underlying Layer 3 network. It encapsulates Layer 2 Ethernet frames within UDP packets, enabling scalable and flexible network architectures.

Network Virtualization Fundamentals

Question

Which encapsulation protocol uses tunneling to provide a Layer 2 overlay over an underlying Layer 3 network?

Options

  • AVLAN
  • BIPsec
  • CVXLAN
  • DGRE

How the community answered

(65 responses)
  • A
    3% (2)
  • B
    11% (7)
  • C
    78% (51)
  • D
    8% (5)

Explanation

VXLAN (Virtual Extensible LAN) is an encapsulation protocol that creates a Layer 2 overlay network over an underlying Layer 3 network. It encapsulates Layer 2 Ethernet frames within UDP packets, enabling scalable and flexible network architectures.

Topics

#VXLAN#overlay network#encapsulation#Layer 2 over Layer 3

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