IP Addresses
Example: 164.107.134.5 = 1010 0100 : 0110 1011 : 1000 0110 : 0000 0101 = A4:6B:86:05 (32 bits)
Maximum number of address = 232 = 4 Billion
Class A Networks: 15 Million nodes
Class B Networks: 64,000 nodes or less
Class C Networks: 250 nodes or less