Attention:
The
DS4200
Express
supports
the
connection
of
a
maximum
of
six
storage
expansion
enclosures
per
redundant
drive
channel
pair.
The
DS4200
Express
supports
one
redundant
drive
channel
pair.
If
you
are
using
fiber-optic
cables,
install
SFP
modules
into
the
ports
that
will
receive
the
cables
before
installing
the
cables.
shows
the
locations
of
controllers
A
and
B,
the
single-ported
fibre-channel
host
channels,
Ethernet
ports,
and
dual-ported
fibre-channel
drive
channels
at
the
back
of
the
DS4200
Express
Storage
Subsystem.
provides
a
list
of
the
drive
channels
associated
with
each
of
the
controllers
on
the
DS4200
Express
Storage
Subsystem.
Table
16.
DS4200
Express
Storage
Subsystem
host
ports
and
drive
channels
Number
Description
1
Controller
A
2
Controller
B
3
Drive
Channel
1
-
Port
2
on
Controller
A
Drive
Channel
2
-
Port
2
on
Controller
B
4
Drive
Channel
1
-
Port
1
on
Controller
A
Drive
Channel
2
-
Port
1
on
Controller
B
5
Host
Port
2
6
Host
Port
1
One
DS4200
Express
and
one
storage
expansion
enclosure
If
you
are
cabling
one
DS4200
Express
Storage
Subsystem
to
one
storage
expansion
enclosure,
shows
the
recommended
cabling
topology.
Note:
illustrates
the
drive
channel
connections
between
the
DS4200
Express
and
the
storage
expansion
enclosures.
Do
not
use
as
the
cabling
diagram.
Follow
the
instructions
in
for
specific
cabling
instructions.
ds470013
3
4
5
6
2
3 4
5
6
1
Figure
38.
DS4200
Express
Storage
Subsystem
ports
and
controllers
58
IBM
System
Storage
DS4200
Express
Storage
Subsystem:
Installation,
User’s
and
Maintenance
Guide
Содержание TotalStorage DS4200
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