Subnet Class Table Flashcards
Learn the number of devices which may be on network.
1
Q
First octet 1 - 126
Subnet mask 255.0.0.0
Number of hosts 256256256-2 = 16,777,214
A
Class A
2
Q
First octet 128 - 191
Subnet mask 255.255.0.0
Number of hosts 256*256-2 = 65,534
A
Class B
3
Q
First octet 192 - 223
Subnet mask 255.255.255.0
Number of hosts 256-2 = 254
A
Class C
4
Q
First octet 224 - 239
Reserved for multicast addressing
A
Class D
5
Q
First octet 240-255
Reserved for government and experiments
A
Class E