<s>
AskoziaPBX	B-Protocol
is	O
a	O
closed	B-Application
source	I-Application
telephone	O
system	O
(	O
or	O
"	O
PBX	B-Device
"	O
)	O
firmware	B-Application
.	O
</s>
<s>
It	O
is	O
a	O
fork	O
of	O
the	O
m0n0wall	B-Protocol
project	O
and	O
uses	O
the	O
Asterisk	B-Language
private	B-Device
branch	I-Device
exchange	I-Device
(	O
PBX	B-Device
)	O
software	O
to	O
realize	O
all	O
telephony	O
functions	O
.	O
</s>
<s>
Prior	O
to	O
version	O
2.1	O
,	O
AskoziaPBX	B-Protocol
was	O
released	O
under	O
a	O
restricted	O
BSD	O
license	O
.	O
</s>
<s>
It	O
permitted	O
all	O
forms	O
of	O
open	O
source	O
modification	O
and	O
distribution	O
but	O
required	O
licensing	O
if	O
AskoziaPBX	B-Protocol
is	O
to	O
be	O
sold	O
on	O
commercial	B-Application
products	O
.	O
</s>
<s>
Since	O
version	O
2.1	O
,	O
it	O
has	O
been	O
released	O
under	O
commercial	B-Application
license	O
only	O
.	O
</s>
<s>
Askozia	B-Protocol
also	O
provides	O
a	O
"	O
diet	O
"	O
version	O
for	O
testing	O
.	O
</s>
<s>
Originally	O
based	O
on	O
FreeBSD	B-Operating_System
,	O
AskoziaPBX	B-Protocol
was	O
modified	O
to	O
run	O
on	O
Linux	B-Application
creating	O
a	O
new	O
Linux	B-Application
distribution	O
for	O
this	O
purpose	O
.	O
</s>
<s>
Running	O
on	O
Linux	B-Application
it	O
has	O
also	O
been	O
expanded	O
to	O
run	O
on	O
Blackfin	B-General_Concept
and	O
PowerPC	B-Architecture
CPU	O
architectures	O
in	O
addition	O
to	O
the	O
original	O
x86	B-Device
.	O
</s>
<s>
AskoziaPBX	B-Protocol
was	O
started	O
as	O
a	O
proof-of-concept	O
project	O
by	O
Michael	O
Iedema	O
at	O
the	O
Ostfalia	O
-	O
School	O
of	O
Applied	O
Sciences	O
in	O
Wolfenbüttel	O
Germany	O
in	O
January	O
2007	O
.	O
</s>
<s>
The	O
project	O
focus	O
was	O
to	O
demonstrate	O
the	O
feasibility	O
of	O
building	O
an	O
embedded	B-Architecture
telephone	O
system	O
firmware	B-Application
upon	O
Open	O
Source	O
software	O
while	O
providing	O
a	O
consumer	O
usability	B-General_Concept
experience	O
.	O
</s>
<s>
After	O
six	O
months	O
of	O
private	O
development	O
,	O
the	O
firmware	B-Application
was	O
released	O
to	O
the	O
public	O
on	O
the	O
1	O
June	O
2007	O
.	O
</s>
<s>
At	O
this	O
point	O
,	O
work	O
had	O
already	O
begun	O
on	O
what	O
was	O
to	O
become	O
the	O
2.0	O
branch	O
of	O
the	O
firmware	B-Application
,	O
the	O
current	O
development	O
series	O
.	O
</s>
<s>
Since	O
2011	O
,	O
AskoziaPBX	B-Protocol
is	O
developed	O
by	O
Benjamin-Nicola	O
Lüken	O
and	O
Sebastian	O
Kaiser	O
.	O
</s>
<s>
In	O
August	O
2017	O
,	O
Askozia	B-Protocol
was	O
acquired	O
by	O
3CX	O
Germany	O
.	O
</s>
<s>
AskoziaPBX	B-Protocol
is	O
configured	O
via	O
a	O
web-based	O
configuration	O
interface	O
.	O
</s>
<s>
It	O
allows	O
the	O
configuration	O
and	O
interconnection	O
of	O
Analog	O
,	O
ISDN	B-Protocol
and	O
VoIP	B-Application
telephones	O
and	O
of	O
provider	O
lines	O
.	O
</s>
<s>
Telephone	O
system	O
features	O
such	O
as	O
voicemail	O
,	O
conference	O
rooms	O
,	O
call	O
parking	O
,	O
call	O
transfers	O
,	O
fax-to-e-mail	O
and	O
text-to-speech	B-Application
are	O
supported	O
.	O
</s>
<s>
This	O
is	O
an	O
additional	O
software	O
module	O
for	O
AskoziaPBX	B-Protocol
,	O
which	O
allows	O
to	O
create	O
call	O
queues	O
,	O
IVRs	O
and	O
other	O
complex	O
scenarios	O
.	O
</s>
<s>
The	O
firmware	B-Application
stores	O
its	O
entire	O
configuration	O
in	O
a	O
single	O
XML	B-Protocol
file	O
.	O
</s>
<s>
This	O
is	O
done	O
to	O
preserve	O
write	O
cycles	O
on	O
flash	B-Device
media	I-Device
,	O
a	O
typical	O
installation	O
media	O
for	O
embedded	B-Architecture
devices	I-Architecture
.	O
</s>
<s>
AskoziaPBX	B-Protocol
can	O
run	O
on	O
systems	O
with	O
as	O
little	O
as	O
200MHz	O
and	O
64MB	O
of	O
RAM	O
.	O
</s>
<s>
It	O
runs	O
on	O
x86	B-Device
and	O
PowerPC	B-Architecture
architectures	O
.	O
</s>
<s>
Blackfin	B-General_Concept
is	O
only	O
supported	O
until	O
software	O
version	O
2.0.4	O
.	O
</s>
<s>
Created	O
in	O
Germany	O
and	O
initially	O
only	O
available	O
in	O
the	O
English	O
language	O
,	O
the	O
firmware	B-Application
and	O
project	O
have	O
now	O
been	O
internationalized	O
.	O
</s>
<s>
AskoziaPBX	B-Protocol
is	O
in	O
use	O
in	O
over	O
175	O
countries	O
.	O
</s>
<s>
From	O
late	O
2008	O
until	O
mid	O
2009	O
the	O
firmware	B-Application
was	O
changed	O
to	O
use	O
Linux	B-Application
as	O
its	O
operating	O
system	O
,	O
replacing	O
FreeBSD	B-Operating_System
.	O
</s>
<s>
This	O
process	O
was	O
contracted	O
by	O
,	O
a	O
German	O
telecommunications	O
hardware	O
manufacturer	O
and	O
was	O
done	O
for	O
several	O
reasons	O
:	O
Asterisk	B-Language
was	O
,	O
at	O
the	O
time	O
,	O
only	O
officially	O
supported	O
on	O
Linux	B-Application
.	O
</s>
<s>
Also	O
,	O
FreeBSD	B-Operating_System
does	O
not	O
support	O
the	O
Blackfin	B-General_Concept
CPU	O
architecture	O
,	O
the	O
architecture	O
used	O
in	O
Auerswald	O
's	O
target	O
platform	O
.	O
</s>
<s>
Another	O
Open	O
Source	O
project	O
was	O
forked	O
and	O
incorporated	O
into	O
the	O
project	O
to	O
accomplish	O
the	O
difficult	O
task	O
of	O
compiling	O
,	O
patching	O
and	O
assembling	O
firmware	B-Application
images	O
across	O
multiple	O
CPU	O
architectures	O
and	O
target	O
platforms	O
.	O
</s>
<s>
The	O
T2	O
SDE	O
project	O
was	O
stripped	O
down	O
to	O
only	O
include	O
the	O
software	O
packages	O
used	O
in	O
AskoziaPBX	B-Protocol
and	O
then	O
merged	O
into	O
the	O
project	O
as	O
the	O
new	O
official	O
build	O
system	O
.	O
</s>
<s>
In	O
July	O
2009	O
,	O
an	O
alpha	O
level	O
release	O
running	O
on	O
Linux	B-Application
was	O
published	O
.	O
</s>
<s>
The	O
final	O
production	O
ready	O
firmware	B-Application
was	O
released	O
as	O
version	O
2.0	O
on	O
4	O
May	O
2010	O
.	O
</s>
