4.1 4.2 With the increasing number of hosts on the enterprise network, the Network Administrator has decided to implement subnetting. Evaluate the design goals of subnetting a large enterprise network. [4 marks] Josh has received complaints from an employee in the Accounting Department who is failing to print on the shared printer. As part of troubleshooting, Josh wants to establish if the complainant's computer can reach the specified destination, which is the shared printer. 4.2.1 Which utility can Josh use to test the ability of the source computer (complainant's computer) to reach a specified destination host (the shared network printer)? Give the syntax of how it is used [2 mark] 4.2.2 Explain the two messages Josh is most likely to receive if his probe using the utility in 4.2.1 is unsuccessful? These two messages are commonly received when the utility probe is unsuccessful. [6 marks]