<s>
QuickTime	O
Streaming	O
Server	B-Application
(	O
QTSS	O
)	O
is	O
a	O
server	B-Application
or	O
service	O
daemon	B-Operating_System
that	O
was	O
built	O
into	O
Apple	O
's	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
Server	I-Operating_System
until	O
OS	B-Operating_System
X	I-Operating_System
Server	I-Operating_System
10.6.8	O
.	O
</s>
<s>
It	O
delivers	O
video	O
and	O
audio	O
on	O
request	O
to	O
users	O
over	O
a	O
computer	B-Architecture
network	I-Architecture
,	O
including	O
the	O
Internet	O
.	O
</s>
<s>
Its	O
primary	O
GUI	O
configuration	O
tool	O
is	O
QTSS	B-Application
Publisher	I-Application
and	O
its	O
web-based	O
administration	O
port	O
is	O
1220	O
.	O
</s>
<s>
When	O
used	O
in	O
conjunction	O
with	O
QuickTime	B-Operating_System
Broadcaster	I-Operating_System
,	O
it	O
is	O
possible	O
to	O
deliver	O
live	O
real-time	O
video	O
and	O
audio	O
to	O
multiple	O
users	O
over	O
networks	O
.	O
</s>
<s>
The	O
protocol	O
used	O
has	O
since	O
been	O
superseded	O
with	O
HTTP	B-Protocol
Live	I-Protocol
Streaming	I-Protocol
used	O
in	O
iOS	B-Application
and	O
Mac	B-Application
OS	I-Application
.	O
</s>
