What is the significance of receiving a packet with the bottom MPLS label S bit set to 1?

Question

Options

• AIt results in forwarding based on the next packet header.
• BIt indicates that the label is the bottom of the MPLS label stack.
• CIt indicates that the label is the top of the MPLS label stack.
• DAny LSR that receives an S bit set to 1 must discard the packet.

• A
  6% (2)
• B
  72% (26)
• C
  17% (6)
• D
  6% (2)

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