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

When upper-layer protocols require high reliability
In an improperly implemented redundant topology
After broken links are reestablished
During high-traffic periods

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Computer Networking
Which of the following is true regarding access lists applied to an interface?

You can apply only one access list on any interface.
You can apply two access lists to any interface.
One access list may be configured, per direction, for each layer 3 protocol configured on an interface.
You can place as many access lists as you want on any interface until you run out of memory.

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