<s>
EAGLE	B-Protocol
is	O
a	O
Web-based	O
,	O
mainframe-powered	O
application	B-Application
server	I-Application
which	O
provides	O
direct	O
,	O
secure	O
,	O
high	O
performance	O
Internet	O
access	O
to	O
mainframe	B-Architecture
computer	I-Architecture
data	O
and	O
transactions	O
using	O
real-time	O
transaction	O
processing	O
rather	O
than	O
middleware	B-General_Concept
or	O
external	O
gateways	O
.	O
</s>
<s>
Originally	O
based	O
in	O
an	O
IBM	B-Operating_System
3270	I-Operating_System
environment	O
developed	O
at	O
the	O
University	O
of	O
Florida	O
to	O
reduce	O
the	O
delivery	O
time	O
of	O
student	O
record	O
applications	O
,	O
the	O
engine	O
was	O
configured	O
for	O
the	O
Web	O
in	O
1996	O
and	O
removed	O
the	O
need	O
for	O
a	O
screen	O
scraping	O
interface	O
.	O
</s>
<s>
EAGLE	B-Protocol
provides	O
direct	O
network	O
access	O
to	O
mainframe	B-Architecture
data	O
and	O
transactions	O
.	O
</s>
<s>
Web	O
applications	O
talk	O
directly	O
to	O
native	O
mainframe	B-Architecture
resources	O
without	O
the	O
complexity	O
or	O
expense	O
of	O
middleware	B-General_Concept
.	O
</s>
<s>
Non-mainframe	O
resources	O
can	O
be	O
accessed	O
via	O
hooks	O
to	O
customized	O
communication	O
programs	O
,	O
using	O
XML	B-Protocol
or	O
EDI	O
.	O
</s>
<s>
Since	O
EAGLE	B-Protocol
is	O
itself	O
a	O
mainframe	B-Architecture
computer	I-Architecture
transaction	O
,	O
application	O
pages	O
are	O
created	O
internally	O
and	O
delivered	O
via	O
the	O
Web	O
.	O
</s>
<s>
This	O
reduces	O
overhead	O
compared	O
to	O
external	O
call	O
interfaces	O
resulting	O
in	O
considerable	O
performance	O
gains	O
;	O
during	O
periods	O
of	O
peak	O
demand	O
at	O
the	O
University	O
of	O
Florida	O
,	O
EAGLE	B-Protocol
routinely	O
handles	O
400,000	O
transactions	O
per	O
day	O
while	O
maintaining	O
sub-second	O
response	O
time	O
.	O
</s>
<s>
The	O
Web	O
is	O
defined	O
as	O
a	O
stateless	B-Protocol
environment	O
—	O
normally	O
,	O
a	O
Web	O
page	O
is	O
requested	O
,	O
the	O
Web	O
page	O
is	O
delivered	O
,	O
and	O
the	O
interaction	O
is	O
over	O
.	O
</s>
<s>
EAGLE	B-Protocol
associates	O
pages	O
with	O
a	O
user	O
and	O
handles	O
authentication	O
and	O
authorization	O
.	O
</s>
<s>
The	O
EAGLE	B-Protocol
session	O
management	O
engine	O
is	O
protected	O
behind	O
mainframe	B-Architecture
security	O
.	O
</s>
<s>
EAGLE	B-Protocol
was	O
awarded	O
for	O
its	O
state	O
maintenance	O
mechanism	O
.	O
</s>
