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AWS Certified Solutions Architect study material · question 376 of 500

Which transceiver does a 100 gigabit Direct Connect connection require?

  1. 100GBASE-LR4 on single-mode fibre
  2. 10GBASE-LR on single-mode fibre
  3. 1000BASE-LX on multi-mode fibre
  4. 400GBASE-LR4 on single-mode fibre
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Answer: A. 100GBASE-LR4 on single-mode fibre

Direct Connect uses single-mode fibre with the transceiver matched to the port speed: 1000BASE-LX, 10GBASE-LR, 100GBASE-LR4 or 400GBASE-LR4.

Source: What is Direct Connect? (Amazon Web Services) — Network requirements

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