<s>
System	B-General_Concept
area	I-General_Concept
networks	I-General_Concept
(	O
SAN	O
)	O
are	O
high-performance	B-Architecture
,	O
connection-oriented	B-Protocol
networks	I-Protocol
that	O
link	O
computer	B-Architecture
clusters	I-Architecture
.	O
</s>
<s>
Microsoft	O
SQL	O
Server	O
2005	O
uses	O
it	O
for	O
high-performance	B-Architecture
connectivity	O
through	O
Virtual	B-Protocol
Interface	I-Protocol
Adapter	I-Protocol
(	O
VIA	O
)	O
.	O
</s>
<s>
This	O
technology	O
is	O
used	O
since	O
the	O
advent	O
of	O
Windows	B-Application
2000	I-Application
.	O
</s>
