In an MPLS VPN network, which of the following operations can "ensure that the PE device correctly encapsulates double-layer labels (public network label + VPN label) when forwarding VPN packets"?

Question

Options

• AConfigure the MPLS LDP protocol on the PE device and obtain the public network label.
• BEnable the MPLS protocol on the CE device and generate a VPN label.
• CConfigure the VPN instance on the P device and assign a VPN label.
• DNo configuration is required; the PE device automatically encapsulates a double-layer label.

• A
  81% (29)
• B
  11% (4)
• C
  3% (1)
• D
  6% (2)

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