
40 Part One • Theory
at the same time and defined a schedule as well as a set of guidelines for
address allocation.
RFC 1366 recommended that the remaining Class A network addresses (77)
be assigned only by the IANA and that all Class A network addresses
over 64/8 be frozen. At the time, it was expected that no Class A
addresses would be granted to anyone, but if an organization wanted one,
they would have to provide technical details of their proposed network
in their petition. As for Class B addresses, the recommendation was to
grant them only to organizations that required at least 32 subnets and over
4096 nodes.
Prior to the early 1990s, network address ...