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Refer to the exhibit. A junior network administrator was given the task of configuring port security on SwitchA to allow only PC_A to access the switched network through port faO/1. If any other device is detected, the port is to drop frames from this device. The administrator configured the interface and tested it with successful pings from PC_A to RouterA, and then observes the output from these two show commands.
Which two of these changes are necessary for SwitchA to meet the requirements? (Choose two.)

The port security configuration needs to be saved to NVRAM before it can become active

Configure port security to shut down the interface in the event of a violation.

Port security interface counters need to be cleared before using the show command.

Configure port security to allow only one learned MAC address.

Enable port security globally

Enable port security on the interface