What action takes place when the source MAC address of a frame entering a switch is not in the MAC address table?

What action takes place when the source MAC address of a frame entering a switch is not in the MAC address table?

  • The switch replaces the old entry and uses the more current port.
  • The switch adds a MAC address table entry for the destination MAC address and the egress port.
  • The switch updates the refresh timer for the entry.
  • The switch adds the MAC address and incoming port number to the table.

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