<s>
SwitchBlade	B-Protocol
is	O
the	O
registered	O
name	O
of	O
a	O
family	O
of	O
layer	O
2	O
and	O
layer	O
3	O
chassis	O
switches	B-Protocol
developed	O
by	O
Allied	O
Telesis	O
.	O
</s>
<s>
Current	O
models	O
include	O
the	O
SwitchBlade	B-Protocol
x908	O
GEN2	O
and	O
the	O
SwitchBlade	B-Protocol
x8100	O
layer	O
3	O
chassis	O
switchs	O
.	O
</s>
<s>
The	O
first	O
model	O
was	O
the	O
SwitchBlade	B-Protocol
4000	O
layer	O
3	O
core	O
chassis	O
,	O
which	O
ran	O
the	O
earlier	O
AlliedWare	O
operating	O
system	O
.	O
</s>
<s>
The	O
family	O
includes	O
models	O
using	O
the	O
AlliedWare	B-Operating_System
Plus	I-Operating_System
operating	O
system	O
which	O
uses	O
an	O
industry-standard	O
CLI	O
structure	O
.	O
</s>
<s>
The	O
SwitchBlade	B-Protocol
x908	O
GEN2	O
was	O
introduced	O
in	O
2017	O
and	O
is	O
the	O
latest	O
evolution	O
of	O
the	O
original	O
SwitchBlade	B-Protocol
x908	O
design	O
.	O
</s>
<s>
The	O
GEN2	O
also	O
supports	O
Allied	O
Telesis	O
 '	O
Virtual	O
Chassis	O
Stacking	B-Protocol
technology	O
,	O
but	O
this	O
has	O
been	O
enhanced	O
to	O
enable	O
up	O
to	O
4	O
SwitchBlade	B-Protocol
x908	O
GEN2	O
chassis	O
 '	O
to	O
be	O
stacked	O
over	O
long-distances	O
using	O
any	O
port-speed	O
(	O
10G	O
,	O
40G	O
or	O
100G	O
)	O
.	O
</s>
<s>
The	O
SwitchBlade	B-Protocol
x8100	O
series	O
was	O
launched	O
in	O
2012	O
is	O
an	O
advanced	O
layer	O
3	O
chassis	O
switch	O
with	O
1.92Tbit/s	O
of	O
switching	O
capacity	O
when	O
two	O
SBx81CFC960	O
control	O
cards	O
are	O
installed	O
.	O
</s>
<s>
It	O
also	O
features	O
four	O
hotswappable	O
PSU	O
bays	O
,	O
supporting	O
load	O
sharing	O
and	O
redundancy	O
for	O
both	O
system	O
and	O
POE	B-Device
power	O
.	O
</s>
<s>
It	O
is	O
among	O
the	O
most	O
power-efficient	O
switches	B-Protocol
in	O
its	O
class	O
.	O
</s>
<s>
SBx81CFC960	O
-	O
960Gbit/s	O
controller	O
card	O
featuring	O
an	O
Ethernet	O
management	O
port	O
and	O
an	O
RS-232	O
console	O
port	O
,	O
and	O
four	O
10Gigabit	O
SFP+	B-Protocol
ports	I-Protocol
for	O
network	O
use	O
or	O
for	O
the	O
VCSPlus	O
chassis-stacking	O
feature	O
.	O
</s>
<s>
The	O
SwitchBlade	B-Protocol
x908	O
was	O
launched	O
in	O
2008	O
and	O
has	O
been	O
superseded	O
by	O
the	O
SwitchBlade	B-Protocol
x908	O
Generation	O
2	O
model	O
.	O
</s>
<s>
It	O
supported	O
Allied	O
Telesis	O
 '	O
Virtual	O
Chassis	O
Stacking	B-Protocol
technology	O
,	O
allowing	O
two	O
SwitchBlade	B-Protocol
x908	O
chassis	O
 '	O
to	O
be	O
connected	O
via	O
a	O
high-bandwidth	O
link	O
to	O
support	O
unified	O
management	O
as	O
if	O
they	O
were	O
a	O
single	O
switch	O
.	O
</s>
