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which LAN transmission method is a source packet copied…

In which LAN transmission method is a source packet copied and sent to specific multiple destinations but not
ALL of the destinations on the network?

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A.
Overcast

B.
Unicast

C.
Multicast

D.
Broadcast

Explanation:
If the packet needs to go to a specific group of systems, the sending system uses the multicast method.
Incorrect Answers:
A: There is no LAN transmission method called Overcast.
B: Unicast is a one-to-one transmission.
D: If a system wants all computers on its subnet to receive a message, it will use the broadcast method.

Harris, Shon, All In One CISSP Exam Guide, 6th Edition, McGraw-Hill, New York, 2013, p. 579


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