<s>
Jack	B-Protocol
PC	I-Protocol
is	O
a	O
thin	B-Device
client	I-Device
device	O
that	O
is	O
approximately	O
the	O
size	O
of	O
a	O
network	O
wall	O
port	O
.	O
</s>
<s>
Jack	B-Protocol
PC	I-Protocol
operates	O
in	O
an	O
SBC	O
(	O
Server	O
Based	O
Computing	O
)	O
environment	O
.	O
</s>
<s>
The	O
Jack	B-Protocol
PC	I-Protocol
thin	B-Device
client	I-Device
computers	O
are	O
connected	O
at	O
the	O
back	O
side	O
through	O
Ethernet	O
cables	O
to	O
the	O
building	O
's	O
LAN	O
and	O
receive	O
Power	B-Device
over	I-Device
Ethernet	I-Device
(	O
or	O
802.3af	B-Device
)	O
through	O
the	O
existing	O
enterprise	O
infrastructure	O
.	O
</s>
<s>
Jack	B-Protocol
PC	I-Protocol
is	O
also	O
notable	O
in	O
that	O
it	O
consumes	O
very	O
little	O
power	O
.	O
</s>
