4. The College has Class B address 137.21.0.0/16. When I used my desktop and connected to the campus network, the ipconfig command showed the following parameters: Subnet Mask : 255.255.255.0 When I connected a laptop, the ipconfig command showed the following parameters: Subnet Mask ..:255.255.224.0 Consider the desktop. How many bits are used in each of the following three fields? netID: Given the above sizes of the various fields, what is the maximum number of hosts in the a. subnetlD hostID: 137.21.102 subnet? Maximum number of hosts on the subnet: Consider the laptop. How many bits are used in each of the following three fields? netID: Given the above sizes of the various fields for the 137.21.0.0/16 address space, how many b. subnetID: hostID: hosts (wireless devices) can be supported on this campus? Maximum number of wireless devices supported on this campus