network
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... prefix (what was traditionally referred to as a "class C
network number") often leads to inefficient address space
utilization.
...
... address or the first address and
the network mask length (as shown below) in the corresponding address
space to form the the first component in the name for the zones. The
following four zone files show how the problem in the motivation
...
... address, or the first address and
the network mask length in the corresponding address space, to name
the new zones is to use some other (non-numeric) name. Thus it is
...