<s>
Livewire	B-Protocol
is	O
an	O
audio-over-IP	O
system	O
created	O
by	O
Axia	O
Audio	O
,	O
a	O
division	O
of	O
Telos	O
Alliance	O
.	O
</s>
<s>
The	O
original	O
Livewire	B-Protocol
standard	O
was	O
introduced	O
in	O
2003	O
and	O
has	O
since	O
been	O
superseded	O
by	O
a	O
second	O
version	O
,	O
Livewire+	O
.	O
</s>
<s>
Livewire+	O
includes	O
compatibility	O
with	O
the	O
AES67	O
and	O
Ravenna	O
standards	O
to	O
allow	O
interoperability	O
with	O
equipment	O
from	O
other	O
manufacturers	O
.	O
</s>
<s>
Designed	O
as	O
a	O
superset	O
of	O
Livewire	B-Protocol
functionality	O
utilizing	O
common	O
protocols	O
and	O
formats	O
,	O
Livewire+	O
is	O
available	O
as	O
an	O
open	O
standard	O
through	O
Axia	O
's	O
Livewire+	O
Partner	O
Program	O
.	O
</s>
<s>
Livewire+	O
provides	O
flexible	O
routing	O
and	O
transport	O
of	O
audio	O
streams	O
using	O
multicast	O
networking	O
,	O
with	O
the	O
ability	O
to	O
connect	O
any	O
input	O
to	O
any	O
output	O
(	O
known	O
as	O
"	O
anywhere-to-anywhere	O
routing	O
"	O
)	O
.	O
</s>
<s>
Distribution	O
utilises	O
standard	O
IP	B-Protocol
and	O
Ethernet	O
over	O
twisted	B-Protocol
pair	I-Protocol
cabling	O
.	O
</s>
<s>
The	O
following	O
table	O
lists	O
ports	O
and	O
protocols	O
used	O
in	O
Livewire	B-Protocol
systems	O
.	O
</s>
<s>
Port	O
Protocol	O
Multicast	O
Address	O
Purpose	O
Notes	O
67	O
,	O
68	O
UDP	O
BOOTP	O
Server/Client	O
Remote	O
IP	B-Protocol
address	O
assignment	O
93	O
TCP	O
Livewire	B-Protocol
Routing	O
Protocol	O
Also	O
provides	O
transparent	O
passing	O
of	O
custom	O
messages	O
,	O
similar	O
to	O
the	O
Ancillary	O
Data	O
Transmission	O
feature	O
of	O
AES3	O
123	O
UDP	O
Network	O
Time	O
Protocol	O
514	O
UDP	O
Syslog	O
Activity	O
logging	O
to	O
a	O
syslog	O
receiver	O
.	O
</s>
<s>
2055	O
UDP	O
239.192.255.4	O
Multicast-based	O
GPIO	O
(	O
CMsg2	O
protocol	O
)	O
GPIO	O
commands	O
,	O
GPIO	O
node	O
→	O
console-type	O
endpoint	O
2060	O
UDP	O
239.192.255.4	O
Multicast-based	O
GPIO	O
(	O
CMsg2	O
protocol	O
)	O
GPIO	O
commands	O
,	O
console-type	O
endpoint	O
→	O
GPIO	O
node	O
4000	O
UDP	O
Livewire	B-Protocol
Advertisement	O
and	O
Source	O
Allocation	O
Protocol	O
Verbose	O
advertisement	O
and	O
source	O
allocation	O
requests	O
4001	O
UDP	O
239.192.255.3	O
Livewire	B-Protocol
Advertisement	O
and	O
Source	O
Allocation	O
Protocol	O
Periodic	O
and	O
verbose	O
announcements	O
;	O
</s>
<s>
Source	O
allocation	O
state	O
announcements	O
and	O
responses	O
4002	O
UDP	O
239.192.255.3	O
Engine	O
Supervision	O
Protocol	O
4010	O
TCP	O
Livewire	B-Protocol
Control	O
Protocol	O
4011	O
UDP	O
239.192.255.4	O
LWCP	O
for	O
Accessory	O
Modules	O
Module	O
→	O
Console	O
4012	O
UDP	O
239.192.255.3	O
LWCP	O
for	O
Accessory	O
Modules	O
Console	O
→	O
Module	O
5004	O
UDP	O
239.192.x.x	O
RTP	O
Livewire	B-Protocol
Audio	O
Last	O
two	O
address	O
octets	O
pertain	O
to	O
Axia	O
channel	O
ID	O
,	O
e.g.	O
</s>
