<s>
Integrated	B-Device
Lights-Out	I-Device
,	O
or	O
iLO	O
,	O
is	O
a	O
proprietary	O
embedded	O
server	O
management	O
technology	O
by	O
Hewlett-Packard	O
Enterprise	O
which	O
provides	O
out-of-band	B-Application
management	I-Application
facilities	O
.	O
</s>
<s>
The	O
physical	O
connection	O
is	O
an	O
Ethernet	O
port	O
that	O
can	O
be	O
found	O
on	O
most	O
ProLiant	B-Device
servers	O
and	O
microservers	O
of	O
the	O
300	O
and	O
above	O
series	O
.	O
</s>
<s>
iLO	O
has	O
similar	O
functionality	O
to	O
the	O
lights	B-Application
out	I-Application
management	I-Application
(	O
LOM	O
)	O
technology	O
offered	O
by	O
other	O
vendors	O
,	O
for	O
example	O
,	O
Sun/Oracle	O
'	O
s	O
LOM	B-Architecture
port	I-Architecture
,	O
Dell	O
DRAC	O
,	O
the	O
IBM	B-Device
Remote	I-Device
Supervisor	I-Device
Adapter	I-Device
and	O
Cisco	O
CIMC	O
.	O
</s>
<s>
The	O
iLO	O
card	O
has	O
a	O
separate	O
network	O
connection	O
(	O
and	O
its	O
own	O
IP	O
address	O
)	O
to	O
which	O
one	O
can	O
connect	O
via	O
HTTPS	B-Protocol
.	O
</s>
<s>
iLO	O
is	O
either	O
embedded	O
on	O
the	O
system	O
board	O
,	O
or	O
available	O
as	O
a	O
PCI	B-Protocol
card	I-Protocol
.	O
</s>
<s>
iLO	O
is	O
embedded	O
or	O
available	O
on	O
some	O
HP	B-Device
ProLiant	I-Device
and	O
Integrity	B-General_Concept
servers	O
.	O
</s>
<s>
Prior	O
to	O
iLO	O
,	O
Compaq	O
created	O
several	O
other	O
lights	B-Application
out	I-Application
management	I-Application
products	O
.	O
</s>
<s>
The	O
original	O
was	O
the	O
Remote	O
Insight	O
Board	O
(	O
RIB	O
)	O
,	O
which	O
was	O
available	O
as	O
an	O
EISA	B-Device
or	O
PCI	B-Protocol
expansion	B-Device
card	I-Device
.	O
</s>
<s>
RIB	O
was	O
replaced	O
with	O
RILOE	O
(	O
Remote	O
Insight	O
Light-Out	O
Edition	O
)	O
,	O
which	O
was	O
only	O
available	O
for	O
PCI	B-Protocol
.	O
</s>
<s>
For	O
some	O
older	O
ProLiant	B-Device
100	O
series	O
servers	O
there	O
is	O
a	O
"	O
Lights	O
Out	O
100	O
"	O
option	O
,	O
which	O
has	O
more	O
limited	O
functionality	O
.	O
</s>
<s>
The	O
LO100	O
is	O
a	O
traditional	O
IPMI	O
BMC	B-Device
,	O
and	O
does	O
not	O
share	O
hardware	O
or	O
firmware	O
with	O
iLO	O
.	O
</s>
<s>
Newer	O
ProLiant	B-Device
100	O
series	O
servers	O
have	O
a	O
standard	O
iLO	O
.	O
</s>
<s>
There	O
is	O
also	O
a	O
version	O
of	O
iLO	O
for	O
HP	B-Device
Moonshot	I-Device
systems	O
referred	O
to	O
as	O
iLO	O
Chassis	O
Management	O
which	O
is	O
often	O
abbreviated	O
as	O
iLO	O
CM	O
.	O
</s>
<s>
Although	O
HP	O
included	O
iLO	O
functionality	O
in	O
the	O
ProLiant	B-Device
Gen8	O
MicroServer	O
,	O
they	O
removed	O
it	O
from	O
the	O
Gen10	O
version	O
.	O
</s>
<s>
The	O
ProLiant	B-Device
MicroServer	O
Gen10+	O
has	O
an	O
iLO	O
add-on	B-Device
card	I-Device
.	O
</s>
<s>
Several	O
tools	O
or	O
APIs	O
exist	O
for	O
interacting	O
with	O
HP	B-Device
iLO	I-Device
:	O
</s>
<s>
iLO	O
4	O
introduced	O
a	O
HTTP	B-Protocol
API	O
to	O
manage	O
the	O
functionality	O
.	O
</s>
<s>
This	O
served	O
as	O
the	O
inspiration	O
for	O
the	O
Redfish	B-Application
standard	O
developed	O
by	O
the	O
DMTF	O
,	O
which	O
is	O
implemented	O
in	O
iLO	O
5	O
.	O
</s>
<s>
It	O
can	O
be	O
managed	O
in	O
an	O
industry	O
standard	O
way	O
,	O
by	O
all	O
Redfish	B-Application
compatible	O
tools	O
.	O
</s>
<s>
However	O
,	O
since	O
Redfish	B-Application
allows	O
the	O
vendors	O
to	O
add	O
custom	O
functionality	O
to	O
their	O
Redfish	B-Application
API	O
,	O
HPE	O
forked	O
the	O
DMTF	O
's	O
tools	O
and	O
included	O
additional	O
functionality	O
:	O
</s>
<s>
In	O
December	O
2021	O
Iranian	O
researchers	O
at	O
Amnpardaz	O
security	O
firm	O
have	O
discovered	O
rootkits	O
in	O
HPs	O
iLO	O
(	O
Integrated	B-Device
Lights-Out	I-Device
)	O
management	O
modules	O
.	O
</s>
