Given the network 192.168.2.0/23, an IT department needs three variable-length subnets. For the first subnets, the IT department needs 100, 75, 32 hosts, respectively. Based on the information given, compute the variable-length subnets needed to satisfy the IT department's needs. Hosts Needed Hosts Given Network ID SN Mask 1t Available IP Last Available IP Broadcast IP Describe a corporate network infrastrueture design with which you're familiar and define the critical areas that need to be secured. What vulnerabilities exist and what are methods for mitigation? Prioritize what needs to be secured and what the potential impacts would be if not secured properly