When a switch receives a frame and the source MAC address is not found in the switching table, what action will be taken by the switch to process the incoming frame?
- The switch will request that the sending node resend the frame.
- The switch will issue an ARP request to confirm that the source exists.
- The switch will map the source MAC address to the port on which it was received.
- The switch ends an acknowledgement frame to the source MAC of this incoming frame.
Exam with this question: CCNA Exploration 3: ESwitching Chapter 2 Exam
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