The path that data packets pass through in an MPLS network is called a label switching path (LSP). Which of the following descriptions about LSP is wrong?

Question

Options

• ALike Ingress, there is only one Egress in an LSP, and both are LERs
• BTransit is the intermediate node of LSP. Its main function is to look up the label forwarding information
• CTransit is an intermediate node of LSP, and its position in LSP is indispensable
• DIngress is the starting node of LSP, an LSP can only have one Ingress

• A
  6% (2)
• B
  14% (5)
• C
  77% (27)
• D
  3% (1)

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