You have to subnet the network 192.168.160.0/21 into a number of equal size subnets based on the below logical topology. Switcho PCO GOO G0/1 Routero G0/2 Switch1 PC1 Switch PC2 4-What subnet mask will be assigned to all devices? * 255.255.255.0 255.255.252.0 255.255.254.0 255.255.255.128 5- How many usable host addresses does this subnetting create in each subnet? * 512 510 520 508 6-What will be the first usable IP address and the broadcast IP address of the 1st subnet? * First usable IP address: 192.168.160.0 Broadcast IP address: 192.168.160.255 First usable IP address: 192.168.160.255 Broadcast IP address: 192.168.161.255 First usable IP address: 192.168.161.1 Broadcast IP address: 192.168.162.255 O First usable IP address: 192.168.160.1 Broadcast IP address: 192.168.161.255