You have recently been hired as the new network administrator for a startup company. The company's network was implemented prior to your arrival. One of the first tasks you need to complete in your new position is to develop a Manageable Network plan for the network. You have already completed the first and second milestones, in which documentation procedures were identified and the network was mapped. You are now working on the third milestone, identifying ways to protect the network. Which tasks should you complete as a part of this milestone