1. “Bikash Limited” has been granted the block 202.168.180.0/24. There are five departments. Such as HR, Finance (Fin), Admin (AD), IT, Marketing (Mar). Different Department have Different IP Address requirements. Figure 1 shows the needed number of hosts according to respective network. Allocate them with minimal number of hosts.

a) Which Subnetting Technique will be used here?
b) Calculate the followings:

1) Network address, 2) Broadcast Address, 3) Subnet Mask
4) 1st Usable IP address 5) Last Usable IP address for each network.

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