Multiple
port,
multiple
server
configuration
Notes:
1.
This
configuration
can
also
be
used
for
cluster
operation.
2.
You
can
replace
the
two
Gb
Ethernet
switches
shown
in
Figure
11
with
one
large
Gb
Ethernet
switch
with
enough
ports.
VLAN
can
also
be
used
to
isolate
the
two
iSCSI
networks,
instead
of
a
single
switch.
The
following
illustration
is
an
example
of
a
multiple
port,
multiple
server
configuration.
Management station
A CT
A CT
10 M10 0M
1
2
3
4
13
1 4
1 5
1 6
5
6
7
8
17
1 8
1 9
20
9
1 0
1 1
12
2 1
2 2
2 3
24
UP LI NK
1 2 3 4 5 6 7 8 9 1 01 11 2
13 141 5161 718 192 0212 22 32 4
COL
COL
PW R
SW IT CH
DS300 storage subsystem
Controller A
iSCSI
MGT
iSCSI
Subnet 1
Subnet 2
Host server
Host server
Gb Ethernet switch
A CT
A CT
1 0M10 0M
1
2
3
4
13
14
15
1 6
5
6
7
8
17
18
1 9
2 0
9
1 0
1 1
1 2
2 1
2 2
2 3
2 4
UP L INK
1 2 3 4 5 6 7 8 9 101 11 2
13 141 5161 71 819 202 1222 32 4
COL
COL
P WR
S WI TCH
Subnet 3
Subnet 3
Subnet 2
Subnet 1
Subnet 1
Subnet 2
Gb Ethernet switch
Figure
11.
Multiple
port,
two
server,
two-switch
configuration
(DS300)
14
IBM
TotalStorage
DS300
and
DS400:
Hardware
Installation
and
User’s
Guide
Summary of Contents for TotalStorage DS300
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