<s>
In	O
telecommunication	O
,	O
Open	B-Device
fiber	I-Device
control	I-Device
is	O
a	O
protocol	O
to	O
ensure	O
that	O
both	O
ends	O
of	O
a	O
fiber	O
optic	O
cable	O
are	O
connected	O
before	O
laser	O
signals	O
are	O
transmitted	O
in	O
order	O
to	O
protect	O
people	O
from	O
eye	O
damage	O
.	O
</s>
