On a network of one department, there are four PCs connected to a switch, as shown in the following figure: After the Switch1 restarts. Host A (the host on the left) sends the first frame to Host C (the host on the right). What the first thing should the switch do?

Question:
On a network of one department, there are four PCs connected to a switch, as shown in the following figure: After the Switch1 restarts. Host A (the host on the left) sends the first frame to Host C (the host on the right). What the first thing should the switch do?

• Switch1 will add 192.168.23.12 to the switching table.
• Switch1 will add 192.168.23.4 to the switching table.
• Switch1 will add 000A.8A47.E612 to the switching table.
• None of the above

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