1. Calculate the number of possible hosts for the following IPv4 addresses a. /20 . 124 d. /30 2. Determine the subnet mask for a /24 address network that needs a. 2 subnets b. 4 subnets For the following IP address and subnet mask determine the number of subnets and the number of hosts per subnet 3. a. /16 255.255.192.0 b. /24 255.255.255.128 c. /20 255.255.250.0 d. /18 255.255.224.0 A router has a forwarding table as shown. Assume that the router uses longest prefix match to forward a packet on a link. For each of the following address, determine the link on which the router forwards the packets 4. a. 128.64.16.43 b. 128.64.22.64 c. 128.64.18.57 d. 128.64.32.43 e. 128.64.130.24 f. 128.64.192.27 Address 128.64/16 128.64.16/20 128.64.20/22 128.64.16/24 128.64.128/17 Link L1 L2 L3 L4 L5