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IP Address Classes

There are 3 different classes of IP addresses that are commonly used.

00001010.00100011.00000111.00001110

10.35.7.14

Class A: first bit is 0

Class A: 0.0.0.0 – 127.255.255.255

Class A: 2^24, 16,777,214 networks possible.

Class A: Subnet Mask 255.0.0.0

Class B: first two bits are 10

Class B: 128.0.0.0 – 191.255.255.255

Class B: 2^16, 65,534 networks possible.

Class […]