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The following illustration shows multiple redundant direct-attached SAS host
connections. This configuration is also the configuration to use for a dual-node
cluster configuration.
Overview of installing an IBM BladeCenter configuration to connect to
a DS3200
This section gives an overview and guidelines for installing an IBM BladeCenter
configuration to connect to a DS3200.
Before you install the BladeCenter configuration, consider the following information:
v Make sure that the BladeCenter chassis, blade server, SAS connectivity module,
and SAS expansion card are supported. Go to http://www.ibm.com/servers/
storage/support/disk/, select the link for the DS3200, and see the interoperability
matrix.
v Make sure that an Advanced Management Module is installed in the BladeCenter
chassis. The latest level of management-module firmware is available at
http://www.ibm.com/bladecenter/.
v For the latest SAS connectivity module firmware, SAS expansion card firmware,
blade server BIOS code, and device drivers, see http://www.ibm.com/systems/
support/.
Installing the BladeCenter configuration
To install the IBM BladeCenter SAS Expansion Card (CFFv), IBM BladeCenter SAS
Connectivity Module, and blade server, complete the following general steps:
1. Install an IBM BladeCenter SAS Expansion Card (CFFv) in each blade server
that you want to connect to the DS3200. See the documentation that comes
with the SAS expansion card for installation requirements and procedures.
2. Install the blade servers in the BladeCenter chassis. See the documentation that
comes with the blade server for installation requirements and procedures.
DS3200
Host system
with two host
adapter
Host system
with two host
adapter
Figure 30. Dual-controller direct-attached connections to multiple HBAs in multiple hosts
Chapter 3. Cabling the storage subsystem 41