<s>
Wide	B-General_Concept
area	I-General_Concept
file	I-General_Concept
services	I-General_Concept
(	O
WAFS	O
)	O
products	O
allow	O
remote	O
office	O
users	O
to	O
access	O
and	O
share	O
files	O
globally	O
at	O
LAN	B-General_Concept
speeds	O
over	O
the	O
WAN	O
.	O
</s>
<s>
WAFS	O
uses	O
techniques	O
such	O
as	O
SMB	B-Operating_System
and	O
MAPI	B-Protocol
protocol	O
optimization	O
,	O
data	B-General_Concept
compression	I-General_Concept
,	O
and	O
sometimes	O
storing	O
recurrent	O
data	O
patterns	O
in	O
a	O
local	O
cache	B-General_Concept
.	O
</s>
<s>
WAFS	O
is	O
a	O
subset	O
of	O
WAN	B-Protocol
optimization	I-Protocol
,	O
which	O
also	O
caches	B-General_Concept
SSL	B-Protocol
Intranet	O
as	O
well	O
as	O
dynamic	O
web	O
page	O
content	O
and	O
multimedia	O
traffic	O
generated	O
by	O
educational	O
technology	O
,	O
to	O
accelerate	O
a	O
greater	O
percentage	O
of	O
WAN	O
traffic	O
.	O
</s>
