<s>
S-Net	O
(	O
aka	O
ShareNet	B-Operating_System
)	O
was	O
a	O
network	B-Protocol
operating	I-Protocol
system	I-Protocol
and	O
the	O
set	O
of	O
network	O
protocols	O
it	O
used	O
to	O
talk	O
to	O
client	O
machines	O
on	O
the	O
network	O
.	O
</s>
<s>
Released	O
by	O
Novell	O
in	O
1983	O
,	O
the	O
S-Net	O
operating	O
system	O
was	O
an	O
entirely	O
proprietary	B-Application
operating	O
system	O
written	O
for	O
the	O
Motorola	B-Device
68000	I-Device
processor	I-Device
.	O
</s>
<s>
It	O
used	O
a	O
star	B-Architecture
network	I-Architecture
topology	I-Architecture
.	O
</s>
<s>
S-Net	O
has	O
also	O
been	O
called	O
NetWare	B-Operating_System
68	I-Operating_System
,	O
with	O
the	O
68	O
denoting	O
the	O
68000	B-Device
processor	O
.	O
</s>
<s>
It	O
was	O
superseded	O
by	O
NetWare	O
86	O
,	O
which	O
was	O
written	O
for	O
the	O
Intel	B-General_Concept
8086	I-General_Concept
processor	O
,	O
in	O
1985	O
.	O
</s>
