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5 Cards in this Set

  • Front
  • Back
0-126
The leftmost octet ranges from 0 to 126
The leftmost octet is the network ID
subnet mask is 255.0.0.0
Class A
128-191
The leftmost octet ranges from 128-191
The leftmost 2 octets are the network ID
subnet mask is 255.255.0.0
Class B
192-223
The leftmost octet ranges from 192-223
The leftmost 3 octets are the network ID
subnet mask is 255.255.255.0
Class C
224-239
Multicast
Class D
240-255
Experimental
Class E