1.could IP be redesigned to use hardware addresses instead of the 32-bit addresses it currently uses? why or why not?
2. In the original classful address scheme, was it possible to determine the class of an address from the address itself? Explain
3. If an ISP offers a /17 address block for N dollors per month and a /16 address block for 1.5N dollars per month, which has the cheapest cost per computer?
4. Suppose you are an ISP with a /24 address block. Explain whether you accommodate a request from a customer who needs addresses for 255 computers.(Hint: consider the special addresses).