<s>
In	O
the	O
context	O
of	O
the	O
Internet	O
addressing	O
structure	O
,	O
an	O
address	B-Architecture
pool	I-Architecture
is	O
a	O
set	O
of	O
Internet	B-Protocol
Protocol	I-Protocol
addresses	I-Protocol
available	O
at	O
any	O
level	O
in	O
the	O
IP	B-Protocol
address	I-Protocol
allocation	O
hierarchy	O
.	O
</s>
<s>
At	O
the	O
top	O
level	O
,	O
the	O
IP	B-Protocol
address	I-Protocol
pool	O
is	O
managed	O
by	O
the	O
Internet	O
Assigned	O
Numbers	O
Authority	O
(	O
IANA	O
)	O
.	O
</s>
<s>
The	O
total	O
IPv4	B-Protocol
address	B-Architecture
pool	I-Architecture
contains	O
(	O
232	O
)	O
addresses	O
,	O
while	O
the	O
size	O
of	O
the	O
IPv6	B-Protocol
address	B-Architecture
pool	I-Architecture
is	O
2128	O
(	O
)	O
addresses	O
.	O
</s>
<s>
In	O
the	O
context	O
of	O
application	O
design	O
,	O
an	O
address	B-Architecture
pool	I-Architecture
may	O
be	O
the	O
availability	O
of	O
a	O
set	O
of	O
addresses	O
(	O
IP	B-Protocol
address	I-Protocol
,	O
MAC	O
address	O
)	O
available	O
to	O
an	O
application	O
that	O
is	O
shared	O
among	O
its	O
users	O
,	O
or	O
available	O
for	O
allocation	O
to	O
users	O
,	O
such	O
as	O
in	O
host	O
configurations	O
with	O
the	O
Dynamic	B-Protocol
Host	I-Protocol
Configuration	I-Protocol
Protocol	I-Protocol
(	O
DHCP	B-Protocol
)	O
.	O
</s>
