1.4.6 Addressing Formats
nIP addresses are represented in dotted decimal format. Each 8 bits (byte) is represented by a decimal number. The 4 bytes are separated by dots:
–00001010 00000000 00000000 00000000 = 10.0.0.0 = Class A, net ID: 10
–10000000 00000011 00000010 00000011 = 128.3.2.3 = Class B, net ID: 128.3, host ID: 2.3
–11000000 00000000 00000001 11111111 = 192.0.1.255 = Class C, net ID: 192.0.1, host ID: all hosts (broadcast)