<s>
On-premises	B-Protocol
wiring	I-Protocol
(	O
customer	B-Protocol
premises	I-Protocol
wiring	I-Protocol
)	O
is	O
customer-owned	O
telecommunication	O
transmission	O
or	O
distribution	O
lines	O
.	O
</s>
<s>
The	O
transmission	O
lines	O
may	O
be	O
metallic	O
(	O
copper	O
)	O
or	O
optical	B-Architecture
fiber	I-Architecture
,	O
and	O
may	O
be	O
installed	O
within	O
or	O
between	O
buildings	O
.	O
</s>
<s>
Premises	B-Protocol
wiring	I-Protocol
may	O
consist	O
of	O
horizontal	O
wiring	O
,	O
vertical	O
wiring	O
,	O
and	O
backbone	O
cabling	O
.	O
</s>
<s>
Any	O
type	O
of	O
telecommunications	O
or	O
data	B-General_Concept
wiring	O
is	O
considered	O
premises	B-Protocol
wiring	I-Protocol
,	O
including	O
telephone	O
,	O
computer/data	B-Architecture
,	O
intercom	O
,	O
closed-circuit	O
television	O
.	O
</s>
<s>
Any	O
type	O
or	O
number	O
of	O
topologies	B-Architecture
may	O
be	O
used	O
–	O
star	B-Architecture
,	O
bus	B-Architecture
,	O
ring	B-Architecture
,	O
etc	O
.	O
</s>
<s>
In	O
1989	O
,	O
the	O
United	O
States	O
Federal	O
Communications	O
Commission	O
(	O
FCC	O
)	O
deregulated	O
charges	O
for	O
maintaining	O
at	O
home	O
inside	B-Protocol
wiring	I-Protocol
;	O
the	O
corresponding	O
monthly	O
charge	O
was	O
dropped	O
January	O
1990	O
.	O
</s>
<s>
The	O
ownership	O
of	O
on-premises	B-Protocol
wiring	I-Protocol
varies	O
between	O
jurisdictions	O
:	O
It	O
depends	O
on	O
the	O
location	O
of	O
the	O
demarcation	B-Architecture
point	I-Architecture
.	O
</s>
<s>
In	O
the	O
United	O
States	O
and	O
Canada	O
,	O
most	O
premises	B-Protocol
wiring	I-Protocol
is	O
owned	O
by	O
the	O
customer	O
.	O
</s>
<s>
There	O
generally	O
is	O
a	O
demarcation	B-Architecture
point	I-Architecture
"	O
as	O
close	O
to	O
the	O
poles	O
"	O
as	O
possible	O
.	O
</s>
<s>
For	O
many	O
installations	O
,	O
this	O
is	O
a	O
network	B-Protocol
interface	I-Protocol
device	I-Protocol
mounted	O
on	O
the	O
outside	O
of	O
the	O
building	O
.	O
</s>
<s>
In	O
some	O
cases	O
,	O
it	O
is	O
a	O
minimum-point-of-entry	O
(	O
MPOE	B-Architecture
)	O
location	O
inside	O
the	O
building	O
.	O
</s>
<s>
In	O
the	O
United	O
Kingdom	O
,	O
the	O
demarcation	B-Architecture
point	I-Architecture
is	O
the	O
wall	O
jack	O
,	O
and	O
hence	O
most	O
of	O
the	O
on-premises	B-Protocol
wiring	I-Protocol
is	O
the	O
property	O
of	O
the	O
telephone	O
company	O
.	O
</s>
