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Dell-EMC

D-NWG-FN-23 · Question #116

A technician creates a new connection between two switches. After configuring the VLANs, the technician looks at the MAC table and sees no MAC addresses learned on the new interface. When looking at…

The correct answer is C. Spanning Tree detected a loop. See the full explanation below for the reasoning.

Question

A technician creates a new connection between two switches. After configuring the VLANs, the technician looks at the MAC table and sees no MAC addresses learned on the new interface. When looking at "show spanning-tree", the technician sees the port mode is "Alt." What is causing this behavior?

Options

  • AThe root bridge priority must be configured.
  • BThe link is physically down.
  • CSpanning Tree detected a loop.
  • DA broadcast storm is causing traffic loss.

How the community answered

(47 responses)
  • A
    6% (3)
  • B
    11% (5)
  • C
    81% (38)
  • D
    2% (1)

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