<s>
WiFiDog	B-Application
is	O
an	O
open	O
source	O
embeddable	O
captive	O
portal	O
solution	O
used	O
to	O
build	O
wireless	O
hotspots	O
.	O
</s>
<s>
WiFiDog	B-Application
consists	O
of	O
two	O
components	O
:	O
the	O
gateway	O
and	O
the	O
authentication	B-Application
server	I-Application
.	O
</s>
<s>
It	O
was	O
written	O
by	O
the	O
technical	O
team	O
of	O
Île	O
Sans	O
Fil	O
and	O
is	O
included	O
in	O
the	O
software	O
package	O
repository	O
of	O
OpenWrt	B-Application
.	O
</s>
<s>
The	O
WiFiDog	B-Application
gateway	O
is	O
written	O
in	O
C	B-Language
with	O
no	O
dependencies	O
beyond	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
.	O
</s>
<s>
This	O
structure	O
enables	O
it	O
to	O
be	O
embedded	O
in	O
devices	O
such	O
as	O
the	O
WRT54G	B-Application
router	O
running	O
OpenWrt	B-Application
,	O
FreeWRT	O
or	O
DD-WRT	B-Protocol
or	O
most	O
PCs	O
running	O
Linux	B-Application
.	O
</s>
<s>
Linux	B-Application
Journal	O
reports	O
that	O
a	O
working	O
gateway	O
install	O
can	O
be	O
packaged	O
in	O
less	O
than	O
15kB	O
on	O
an	O
i386	O
platform	O
.	O
</s>
<s>
The	O
WiFiDog	B-Application
authentication	B-Application
server	I-Application
is	O
a	O
PHP	B-Application
and	O
PostgreSQL	B-Application
or	O
MySQL	B-Application
server	I-Application
based	O
solution	O
written	O
to	O
authenticate	O
clients	O
in	O
a	O
captive	O
portal	O
environment	O
.	O
</s>
<s>
WiFiDog	B-Application
Auth	O
provides	O
portal	O
specific	O
content	O
management	O
,	O
allows	O
users	O
to	O
create	O
wireless	O
internet	O
access	O
accounts	O
using	O
email	O
access	O
,	O
provides	O
gateway	O
uptime	O
statistics	O
and	O
connection	O
specific	O
and	O
user	O
log	O
statistics	O
.	O
</s>
