Adam works as an Incident Handler for Umbrella Inc. He has been sent to the California unit to train the members of the incident response team. As a demo project he asked members of the incident response team to perform the following actions:
✑ Remove the network cable wires.
✑ Isolate the system on a separate VLAN
✑ Use a firewall or access lists to prevent communication into or out of the system.
✑ Change DNS entries to direct traffic away from compromised system
Which of the following steps of the incident handling process includes the above actions?