What are two reasons that duplex mismatches can be difficult to diagnose? (Choose two.)

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What are two reasons that duplex mismatches can be difficult to diagnose? (Choose two.)

  • The interface displays a connected (up/up) state even when the duplex settings are mismatched.
  • 1-Gbps interfaces are full-duplex by default.
  • Full-duplex interfaces use CSMA/CD logic, so mismatches may be disguised by collisions.
  • The symptoms of a duplex mismatch may be intermittent.
  • Autonegotiation is disabled.

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