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There is no Above Model. The answer is Multicast
Assuming that all the connections to each switch in the above model are correct, which model of packet-forwarding is being used in the above image?
Broadcast
Unicast
Multicast
Semi-cast
Multicast is used to send packets to a group or set of devices, whereas broadcast will send out to all devices, and unicast will send to only 1 device.
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