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350-030 · Question #281

How many channels on a voice E1 circuit are used to carry PCM-encoded voice traffic?

The correct answer is D. 30. See the full explanation below for the reasoning.

Question

How many channels on a voice E1 circuit are used to carry PCM-encoded voice traffic?

Options

  • A16
  • B28
  • C29
  • D30
  • E31

How the community answered

(28 responses)
  • B
    4% (1)
  • C
    11% (3)
  • D
    82% (23)
  • E
    4% (1)

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