Case proiect 6-1 as the network administrator for a growing isp, you want to make efficient use of your network addresses. one of the network addresses iana assigned to you is a class c network of 197.14.88.0. you have decided to use the addresses in this class c network to satisfy the ip address requirements of 16 corporate customers who need between 10 and 14 addresses each. calculate a subnet mask that meets their needs. list the subnet mask and the first four subnet addresses the mask will create.