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In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN

In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN?

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A.
after broken links are re-established

B.
in an improperly implemented redundant topology

C.
when upper-layer protocols require high reliability

D.
during high traffic periods

E.
when a dual ring topology is in use

3 Comments on “In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN

  1. James Bond says:

    Answer: B

    Explanation

    If we connect two switches via 2 or more links and do not enable STP on these switches then a loop (which creates multiple copies of the same unicast frame) will occur. It is an example of an improperly implemented redundant topology.




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