<s>
Category	O
5	O
cable	O
(	O
Cat	O
5	O
)	O
is	O
a	O
twisted	O
pair	O
cable	O
for	O
computer	B-Architecture
networks	I-Architecture
.	O
</s>
<s>
The	O
cable	O
standard	O
provides	O
performance	O
of	O
up	O
to	O
100MHz	O
and	O
is	O
suitable	O
for	O
most	O
varieties	O
of	O
Ethernet	B-Protocol
over	I-Protocol
twisted	I-Protocol
pair	I-Protocol
up	O
to	O
2.5GBASE-T	O
but	O
more	O
commonly	O
runs	O
at	O
(	O
Gigabit	O
Ethernet	O
)	O
speeds	O
.	O
</s>
<s>
This	O
cable	O
is	O
commonly	O
connected	O
using	O
punch-down	B-Protocol
blocks	I-Protocol
and	O
modular	B-Architecture
connectors	I-Architecture
.	O
</s>
<s>
Patch	B-Device
cables	I-Device
are	O
stranded	O
.	O
</s>
<s>
The	O
bandwidth	B-Algorithm
(	O
100MHz	O
)	O
and	O
physical	O
construction	O
are	O
the	O
same	O
between	O
the	O
two	O
,	O
and	O
most	O
Cat	B-Protocol
5	I-Protocol
cables	I-Protocol
actually	O
meet	O
Cat	B-Protocol
5e	I-Protocol
specifications	O
,	O
though	O
they	O
are	O
not	O
specifically	O
certified	O
as	O
such	O
.	O
</s>
<s>
The	O
improved	O
performance	O
of	O
Cat6	B-Protocol
provides	O
250MHz	O
bandwidth	B-Algorithm
.	O
</s>
<s>
Category6A	O
cable	O
provides	O
500MHz	O
bandwidth	B-Algorithm
.	O
</s>
<s>
Both	O
variants	O
are	O
backward	B-General_Concept
compatible	I-General_Concept
with	O
Category5	O
and	O
5e	O
cables	O
.	O
</s>
<s>
Nearly	O
always	O
,	O
8P8C	O
modular	B-Architecture
connectors	I-Architecture
(	O
often	O
referred	O
to	O
incorrectly	O
as	O
RJ45	B-Protocol
connectors	O
)	O
are	O
used	O
for	O
connecting	O
category5	O
cable	O
.	O
</s>
<s>
Category	B-Protocol
5	I-Protocol
cable	I-Protocol
is	O
used	O
in	O
structured	O
cabling	O
for	O
computer	B-Architecture
networks	I-Architecture
such	O
as	O
Ethernet	B-Protocol
over	I-Protocol
twisted	I-Protocol
pair	I-Protocol
.	O
</s>
<s>
The	O
cable	O
standard	O
prescribes	O
performance	O
parameters	O
for	O
frequencies	O
up	O
to	O
and	O
is	O
suitable	O
for	O
,	O
(	O
Fast	B-Protocol
Ethernet	I-Protocol
)	O
,	O
(	O
Gigabit	O
Ethernet	O
)	O
,	O
.	O
</s>
<s>
Through	O
the	O
use	O
of	O
power	B-Device
over	I-Device
Ethernet	I-Device
(	O
PoE	B-Device
)	O
,	O
power	O
can	O
be	O
carried	O
over	O
the	O
cable	O
in	O
addition	O
to	O
Ethernet	O
data	O
.	O
</s>
<s>
In	O
some	O
cases	O
,	O
multiple	O
signals	O
can	O
be	O
carried	O
on	O
a	O
single	O
cable	O
;	O
Cat5	O
can	O
carry	O
two	O
conventional	O
telephone	O
lines	O
as	O
well	O
as	O
100BASE-TX	B-Protocol
in	O
a	O
single	O
cable	O
.	O
</s>
<s>
The	O
specifications	O
for	O
10BASE-T	B-Protocol
networking	O
specify	O
a	O
100-meter	O
length	O
between	O
active	O
devices	O
.	O
</s>
<s>
This	O
allows	O
for	O
90	O
meters	O
of	O
solid-core	O
permanent	O
wiring	O
,	O
two	O
connectors	O
and	O
two	O
stranded	O
patch	B-Device
cables	I-Device
of	O
5	O
meters	O
,	O
one	O
at	O
each	O
end	O
.	O
</s>
<s>
Some	O
cables	O
are	O
"	O
UV-rated	O
"	O
or	O
"	O
UV-stable	O
"	O
meaning	O
they	O
can	O
be	O
exposed	O
to	O
outdoor	O
UV	B-Application
radiation	O
without	O
significant	O
degradation	O
.	O
</s>
