Multiple Port, Multiple Server Configuration - IBM TotalStorage DS300 Hardware Installation And User's Manual

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
The following illustration is an example of a multiple port, multiple server
configuration.
Management station
Figure 11. Multiple port, two server, two-switch configuration (DS300)
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IBM TotalStorage DS300 and DS400: Hardware Installation and User's Guide
large Gb Ethernet switch with enough ports. VLAN can also be used to isolate
the two iSCSI networks, instead of a single switch.
Subnet 3
1 2 3 4 5 6 7 8 9 1 01 11 2 1 2 3
10 M10 0M
AC T ACT
P W R
COL COL
S W I T CH 13 141 5161 718 192 0212 22 32 4
13 1 4 1 5
Gb Ethernet switch
MGT
Subnet 3
Host server
Subnet 2
Subnet 1
4 5 6 7 8 9 1 0 1 1 12
1 0M10 0M
ACT ACT
UPLI NK PWR
COL COL
SWI T CH
1 6 17 1 8 1 9 20 2 1 2 2 2 3 24
Gb Ethernet switch
DS300 storage subsystem
Controller A
iSCSI iSCSI
Subnet 2
Host server
Subnet 1
Subnet 2
1 2 3 4 5 6 7 8 9 101 11 2 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2
U PL I N K
13 141 5161 71 819 202 1222 32 4
13 14 15 1 6 17 18 1 9 2 0 2 1 2 2 2 3 2 4
Subnet 1