Which
options below describe differences between 3-tier and 2-tier network designs?

  • A 3-tier design might be more scalable than a 2-tier design.
  • In a 34-tier design, the core must quickly
    respond to network changes.
  • The
    2-tier distribution layer is less robust than a 3-tier design.
  • The 2-tier Access Layer must often provide PoE
    for end systems.
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