<s>
Linksys	O
WRTP54G	B-Protocol
is	O
a	O
Wi-Fi	O
capable	O
router	B-Protocol
with	O
VoIP	B-Application
capability	O
from	O
Linksys	O
.	O
</s>
<s>
Launched	O
in	O
2005	O
,	O
it	O
is	O
similar	O
in	O
function	O
to	O
the	O
popular	O
WRT54G	B-Application
,	O
the	O
device	O
is	O
capable	O
of	O
sharing	O
Internet	O
connections	O
amongst	O
several	O
computers	O
via	O
802.3	O
Ethernet	O
and	O
802.11b/g	O
wireless	O
data	O
links	O
,	O
but	O
it	O
also	O
has	O
two	O
POTS	O
ports	O
for	O
VoIP	B-Application
telephony	I-Application
.	O
</s>
<s>
The	O
router	B-Protocol
was	O
being	O
sold	O
pre-configured	O
for	O
providers	O
Vonage	O
and	O
EarthLink	O
,	O
but	O
was	O
also	O
available	O
without	O
any	O
pre-configured	O
service	O
.	O
</s>
<s>
In	O
the	O
latter	O
case	O
one	O
needed	O
to	O
configure	O
the	O
VoIP	B-Application
settings	O
oneself	O
.	O
</s>
<s>
It	O
sold	O
for	O
about	O
$130	O
on	O
launch	O
,	O
with	O
a	O
Vonage	O
monthly	O
plan	O
of	O
500	O
VoIP	B-Application
hours	O
priced	O
at	O
$15	O
,	O
after	O
a	O
$45	O
service	O
charge	O
.	O
</s>
<s>
An	O
Associated	O
Press	O
story	O
from	O
August	O
2006	O
reported	O
that	O
"	O
Arias	O
Hung	O
,	O
a	O
security	O
professional	O
with	O
Media	O
Access	O
Guard	O
in	O
Seattle	O
"	O
,	O
showed	O
how	O
to	O
change	O
the	O
MAC	O
address	O
of	O
a	O
device	O
registered	O
for	O
Vonage	O
service	O
that	O
"	O
could	O
intercept	O
calls	O
made	O
to	O
a	O
legitimate	O
Vonage	O
user	O
and	O
make	O
calls	O
that	O
would	O
appear	O
to	O
come	O
from	O
the	O
user	O
's	O
phone	O
number	O
,	O
"	O
recommending	O
that	O
"	O
The	O
general	O
consumer	O
should	O
stay	O
away	O
from	O
this	O
router.	O
"	O
</s>
<s>
In	O
a	O
departure	O
from	O
most	O
of	O
the	O
WRT54G	B-Application
series	O
(	O
which	O
featured	O
mostly	O
Broadcom	O
chipsets	O
)	O
this	O
router	B-Protocol
features	O
a	O
Texas	O
Instruments	O
chipset	O
.	O
</s>
<s>
Texas	O
Instruments	O
chips	O
are	O
common	O
to	O
almost	O
all	O
current	O
Linksys	O
VOIP	B-Application
products	O
.	O
</s>
<s>
These	O
units	O
are	O
often	O
locked	O
with	O
a	O
particular	O
VoIP	B-Application
vendor	O
's	O
information	O
.	O
</s>
