<s>
Network	B-Architecture
Compartmentalization	O
,	O
the	O
division	O
of	O
network	B-Architecture
functionality	O
into	O
network	B-Application
compartments	I-Application
,	O
is	O
an	O
important	O
concept	O
of	O
Autonomic	B-Protocol
Networking	I-Protocol
.	O
</s>
<s>
Network	B-Application
Compartments	I-Application
implement	O
the	O
operational	O
rules	O
and	O
administrative	O
policies	O
for	O
a	O
given	O
communication	O
context	O
.	O
</s>
<s>
For	O
example	O
,	O
compartment	O
boundaries	O
can	O
be	O
defined	O
by	O
a	O
certain	O
type	O
of	O
network	B-Architecture
technology	O
(	O
e.g.	O
,	O
a	O
specific	O
wireless	B-Device
access	I-Device
network	B-Architecture
)	O
or	O
based	O
on	O
a	O
particular	O
communication	O
protocol	O
and/or	O
addressing	B-General_Concept
space	I-General_Concept
(	O
e.g.	O
,	O
an	O
IPv4	B-Protocol
or	O
and	O
IPv6	B-Protocol
network	B-Architecture
)	O
,	O
but	O
also	O
based	O
on	O
a	O
policy	O
domain	O
(	O
e.g.	O
,	O
a	O
national	O
health	O
network	B-Architecture
that	O
requires	O
a	O
highly	O
secure	O
boundary	O
)	O
.	O
</s>
<s>
For	O
example	O
,	O
the	O
recipe	O
defines	O
how	O
to	O
join	O
a	O
compartment	O
,	O
who	O
can	O
join	O
,	O
and	O
how	O
the	O
naming	O
,	O
addressing	O
and	O
routing	B-Protocol
is	O
handled	O
.	O
</s>
<s>
For	O
example	O
,	O
registration	O
with	O
a	O
compartment	O
can	O
range	O
from	O
complex	O
trust-based	O
mechanisms	O
to	O
simple	O
registration	O
schemes	O
with	O
a	O
central	O
database	O
or	O
a	O
public	O
DHT-based	O
system	O
;	O
resolution	O
of	O
a	O
communication	O
peer	O
can	O
be	O
handled	O
implicitly	O
by	O
the	O
compartment	O
's	O
naming	O
and	O
addressing	O
scheme	O
or	O
require	O
explicit	O
actions	O
(	O
e.g.	O
,	O
resolution	O
of	O
an	O
identifier	O
to	O
a	O
locator	O
)	O
.	O
</s>
<s>
Before	O
one	O
can	O
send	O
a	O
data	B-Protocol
packet	I-Protocol
to	O
a	O
compartment	O
member	O
,	O
a	O
resolution	O
step	O
is	O
required	O
which	O
returns	O
a	O
means	O
to	O
“	O
address	O
”	O
the	O
member	O
.	O
</s>
