A network administrator must configure 200 switch ports to accept traffic from only the currently attached host devices.
What would be the most efficient way to configure MAC-level security on all these ports?
A national retail chain needs to design an ip addressing scheme to support a nationwide network .
The company needs a minimun of 300 sub-networks and a maximum of 50 host addresses per subnet.
Working with only one class b address,which of the following subnet masks will support an appropriate addressing scheme?