<s>
HyperSCSI	B-Protocol
is	O
an	O
outdated	O
computer	O
network	O
protocol	O
for	O
accessing	O
storage	O
by	O
sending	O
and	O
receiving	O
SCSI	O
commands	O
.	O
</s>
<s>
HyperSCSI	B-Protocol
is	O
unlike	O
iSCSI	B-Protocol
in	O
that	O
it	O
bypassed	O
the	O
internet	B-Protocol
protocol	I-Protocol
suite	I-Protocol
(	O
TCP/IP	B-Protocol
)	O
and	O
works	O
directly	O
over	O
Ethernet	O
to	O
form	O
its	O
storage	O
area	O
network	O
(	O
SAN	O
)	O
.	O
</s>
<s>
It	O
skipped	O
the	O
routing	O
,	O
retransmission	O
,	O
segmentation	O
,	O
reassembly	O
,	O
and	O
all	O
the	O
other	O
problems	O
that	O
the	O
TCP/IP	B-Protocol
suite	I-Protocol
addresses	O
.	O
</s>
<s>
Compared	O
to	O
iSCSI	B-Protocol
,	O
this	O
was	O
meant	O
to	O
give	O
a	O
performance	O
benefit	O
at	O
the	O
cost	O
of	O
IP	O
's	O
flexibility	O
.	O
</s>
<s>
An	O
independent	O
performance	O
test	O
showed	O
that	O
performance	O
was	O
unstable	O
with	O
network	B-Protocol
congestion	I-Protocol
.	O
</s>
<s>
Since	O
HyperSCSI	B-Protocol
was	O
in	O
direct	O
competition	O
with	O
the	O
older	O
and	O
well	O
established	O
Fibre	B-Architecture
Channel	I-Architecture
,	O
and	O
the	O
standardized	O
iSCSI	B-Protocol
,	O
it	O
was	O
not	O
adopted	O
by	O
commercial	O
vendors	O
.	O
</s>
<s>
Some	O
researchers	O
at	O
Huazhong	O
University	O
of	O
Science	O
and	O
Technology	O
noted	O
the	O
failure	O
to	O
provide	O
any	O
transport	B-Architecture
layer	I-Architecture
protocol	O
,	O
so	O
implemented	O
a	O
reliability	O
layer	O
in	O
2007	O
.	O
</s>
