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Nokia

4A0-105 · Question #70

Which of the following describes the overhead added to a customer frame on an Ethernet link in a VPLS service on the Alcatel-Lucent 7750 SR?

The correct answer is D. The overhead consists of 22 bytes. 14 DLC + 8 for mpls labels. See the full explanation below for the reasoning.

Question

Which of the following describes the overhead added to a customer frame on an Ethernet link in a VPLS service on the Alcatel-Lucent 7750 SR?

Options

  • AThe overhead consists of 26 bytes. 14 DLC + 2 Ethertype + 8 for mpls labels + 2 for GRE
  • BThe overhead consists of 14 bytes for DLC.
  • CThe overhead consists of 18 bytes. 14 DLC +4 for mpls labels
  • DThe overhead consists of 22 bytes. 14 DLC + 8 for mpls labels

How the community answered

(22 responses)
  • A
    5% (1)
  • B
    18% (4)
  • C
    5% (1)
  • D
    73% (16)

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