<s>
A	O
hotspot	B-Device
gateway	I-Device
is	O
a	O
device	O
that	O
provides	O
authentication	O
,	O
authorization	O
and	O
accounting	O
for	O
a	O
wireless	B-General_Concept
network	I-General_Concept
.	O
</s>
<s>
This	O
can	O
keep	O
malicious	O
users	O
off	O
of	O
a	O
private	B-Protocol
network	I-Protocol
even	O
in	O
the	O
event	O
that	O
they	O
are	O
able	O
to	O
break	O
the	O
encryption	O
.	O
</s>
<s>
A	O
wireless	B-Device
hotspot	I-Device
gateway	I-Device
helps	O
solve	O
guest	O
user	O
connectivity	O
problems	O
by	O
offering	O
instant	O
Internet	O
access	O
without	O
the	O
need	O
for	O
configuration	O
changes	O
to	O
the	O
client	O
computer	O
or	O
any	O
resident	O
client-side	O
software	O
.	O
</s>
<s>
This	O
means	O
that	O
even	O
if	O
client	O
configuration	O
such	O
as	O
network	O
IP	O
address	O
(	O
including	O
Gateway	O
IP	O
,	O
DNS	O
)	O
or	O
HTTP	B-Protocol
Proxy	B-Application
settings	O
are	O
different	O
from	O
that	O
of	O
the	O
provided	O
network	O
,	O
the	O
client	O
can	O
still	O
get	O
access	O
to	O
the	O
network	O
instantly	O
with	O
their	O
existing	O
network	O
configuration	O
.	O
</s>
<s>
Some	O
of	O
the	O
prominent	O
hotspot	B-Device
gateway	I-Device
brands	O
are	O
-	O
WiJungle	O
,	O
Nomadix	O
etc	O
.	O
</s>
