A switch has received a frame on an ingress port. What will the switch do if the unicast destination MAC address is not in the MAC address table?
- It will drop the frame.
- It will forward the frame out all ports.
- It will forward the frame out all ports except the incoming port.
- It will forward the frame out of the specified port in the MAC address table.
Explanation: If the destination MAC address is not in the table, the switch will forward the frame out all ports except the incoming port. This is called an unknown unicast.
Exam with this question: 2.3.2 Module Quiz - Switching Concepts
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