35. There Are Five Primary Classes Of IP Addresses. The Higher Order 3 Bits determines The Class. Class First Octet Network A 0 - 126 Large B 128 - 191 Medium C 192 -223 Small D 224 - 239 Multicast E 240 - 255 Experiment
36. 1st octet = network address, octets 2-4 = host address. 1st bits of 1st octet set to 0 or OFF. Range varies from (0-127). Class A IP Address:
37. Class B IP Address: 1st 2 octets = network address, octets 3-4 = host address. First 2 bits of 1st octet set to 10. Range varies from (128-191).
38. 1st 3 octets = network address, octet 4 = host address. 1st 3 bits of 1st octet set to 110 Range varies from (192-223) Class C IP Address: