In a MPLS VPN Network, Two-Layer MPLS Labels Are Added

question 274

Multiple Choice

In a MPLS VPN network, two-layer MPLS labels are added into data packets before they are transmitted over the public network. Which of the following statements regarding data packet processing are true? (Choose two.)

• A) The penultimate hop removes the outer label before forwarding the data packet to a peer PE.
• B) The IP data packet received by the peer PE does not carry labels.
• C) The penultimate hop removes the outer label if the outer label in the data packet is explicit null label 3.
• D) The peer PE sends the data packet to the correct VPN based on the inner label.

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Definitions:

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