Which statement is true about the operation of Layer 2 VPNs?

Question

Options

• ALayer 2 VPNs require that CE devices use the same Layer 2 encapsulation
• BLayer 2 VPNs do not permit CE devices to operate a Layer 3 protocol with each other
• CService provider routers must evaluate the IP header of packets as they traverse their network
• DLayer 2 VPNs allow CEs to use different encapsulations on either side of the VPN

• A
  3% (1)
• B
  10% (3)
• C
  7% (2)
• D
  80% (24)

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