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Question 3 Draw a Network Diagram based on the network description provided in Figure 1 (4 Marks): Given that class1 and class2 requires 30 host PCs each and class3 requires 60 hosts PCs, use Page 14 of 16 CSCI 2301 Computer Networking SEM 12021/2022 VLSM (and show all the calculation) to assign acceptable IP addresses to the entire network where WB=Web Server, ES=Email Server, and FS=File Server (20 Marks)