Specifications

128 AVM Access Server – Glossary
Every IP address contains two components: the network address and
the host address. The sizes of the network address and the host ad-
dress are variable, and determined by the first four bits (of the first
byte) of the IP address.
Class A addresses consist of a one-byte network address and a
three-byte host address:
Class A addresses
Example: 88.120.5.120 (88 is the network address, 120.5.120 is
the host address).
Class B addresses consist of a two-byte network address and a
two-byte host address:
Class B addresses
Example: 130.6.2.130 (130.6 is the network address, 2.130 is the
host address).
Class C addresses consist of a three-byte network address and a
one-byte host address:
Class C addresses
Example: 195.15.15.1 (195.15.15 is the network address, 1 is the
host address).