Multiple-Host, Multiple-Port - IBM DS3500 Installation, User's, And Maintenance Manual

Host system Host system
with one iSCSI with one iSCSI
connector connector
1 Gigabit/10 Gigabit
Ethernet switch
DS3500
Figure 3-51. Multiple single-port hosts, single-controller iSCSI configuration
For cluster configurations, the following illustration is an example of a multiple-host, multiple-port,
single-controller, and redundant-path configuration.
Host system Host system
with two iSCSI with two iSCSI
connectors connectors
1 Gigabit/10 Gigabit
1 Gigabit/10 Gigabit
Ethernet switch
Ethernet switch
DS3500
Figure 3-52. Multiple-host, multiple-port, single-controller, and redundant-path iSCSI configuration
You can replace the two gigabit Ethernet switches that are shown in Figure 3-52 and Figure 3-53 on page
3-43 with one large gigabit Ethernet switch that has the required number of ports. Virtual local area
network (VLAN) can also be used to isolate the two iSCSI networks, instead of a single switch.
3-42
System Storage DS3500 and EXP3500: Installation, User's, and Maintenance Guide