Read this first
Summary of changes
This is the fifth edition of the IBM System Storage SAN24B-4 Installation, Service, and
User Guide. The content changes since the last edition of this publication are noted
by a vertical line placed in the left margin beside each change. Minor edits are not
identified by this mark. A summary of the changes for each edition are listed
below.
Fifth edition
The following changes were made in the fifth edition:
v Minor changes including model number and marketing product name of switch
Fourth edition
The following changes were made in the fourth edition:
v Addition of information regarding the need for clean optics with higher
transmission speeds.
v Addition of information for link troubleshooting
v Other minor content updates
Third edition
The following changes were made in the third edition:
v Addition of information about the Server Application Optimization (SAO)
optional feature
v A change to the Fabric Operating System (FOS) required version
v Update of environmental notices
v Reorganization of general information, including the addition of the Read This
First section
v Update of the Notices section
v Update of how to submit reader comments
Second edition
The following changes were made in the second edition:
v Corrections to LED status tables
Getting help
For the latest version of your product documentation, visit the web at
www.ibm.com/shop/publications/order. Search by form number or title.
For more information about IBM
®
SAN products, see the following website:
www.ibm.com/servers/storage/san/
IBM Redbooks
®
often provide in depth information about product best practices,
configurations, and more technical information. For redbooks associated with this
product, enter search terms on the following website: www.redbooks.ibm.com/.
© Copyright IBM Corp. 2008, 2014 iii
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