<s>
The	O
Service	B-Protocol
Interoperability	I-Protocol
in	I-Protocol
Ethernet	I-Protocol
Passive	I-Protocol
Optical	I-Protocol
Networks	I-Protocol
(	O
SIEPON	O
)	O
working	O
group	O
proposed	O
the	O
IEEE	O
1904.1	O
standard	O
for	O
managing	O
telecommunications	O
networks	O
.	O
</s>
<s>
Ethernet	O
passive	B-Architecture
optical	I-Architecture
network	I-Architecture
(	O
EPON	O
)	O
is	O
a	O
technology	O
for	O
fiber	B-Architecture
to	I-Architecture
the	I-Architecture
x	I-Architecture
access	O
networks	O
,	O
with	O
millions	O
subscriber	B-Architecture
lines	I-Architecture
.	O
</s>
<s>
In	O
response	O
to	O
rapid	O
growth	O
,	O
the	O
SIEPON	O
project	O
was	O
formed	O
in	O
2009	O
to	O
develop	O
system-level	O
specifications	O
,	O
targeting	O
"	O
plug-and-play	B-Device
"	O
interoperability	O
of	O
the	O
transport	O
,	O
service	O
,	O
and	O
control	O
planes	O
in	O
a	O
multi-vendor	O
environment	O
.	O
</s>
<s>
The	O
project	O
was	O
organized	O
to	O
build	O
upon	O
the	O
IEEE	O
802.3ah	O
(	O
1G-EPON	O
)	O
and	O
IEEE	O
802.3av	B-Protocol
(	O
10G-EPON	B-Protocol
)	O
physical	B-Application
layer	I-Application
and	O
data	B-Protocol
link	I-Protocol
layer	I-Protocol
standards	O
and	O
create	O
a	O
system-level	O
and	O
network-level	O
standard	O
,	O
allowing	O
interoperability	O
of	O
the	O
transport	O
,	O
service	O
,	O
and	O
control	O
planes	O
in	O
a	O
multi-vendor	O
environment	O
.	O
</s>
