binary $0$ in the most significant bit of the network address Have eight bits in the network address All of the above None of the above DHCP servers are used to Save IPs in an institution Enable mobility of nodes in an institution All of the above None of the aboveIn classful addressing, the number of available class $\backslash ($ B $\backslash )$ networks is $81921638465536$ None of the above Subnet mask is used to Inform the node of its address Inform the node of its network All of the above None of the above Any IP is composed of Node address Network address All of the above None of the aboveThe long term solution for the IP scarcity problem is NAT DHCP All of the above None of the above if a node is sending to another node with the same network address The destination MAC is that of the router The destination IP is that of the router All of the above None of the above