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

After broken links are reestablished

When upper-layer protocols require high reliability

In an improperly implemented redundant topology

In which circumstance are multiple copies of the same unicast frame li

1.	In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN?
A.	During high-traffic periods
B.	After broken links are reestablished
C.	When upper-layer protocols require high reliability
D.	In an improperly implemented redundant topology
Answer» E.

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

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