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Contents vi
About Manually Configuring Devices 59
Deconfiguring Devices vs. Slots 59
Deconfiguring All System Processors 59
Device Paths 60
Reference for Device Identifiers 61
5. System Administration Software 63
About System Administration Software 63
About Multipathing Software 64
For More Information 65
About Volume Management Software 65
Multiplexed I/O (MPxIO) 66
RAID Concepts 66
For More Information 68
About Sun Cluster Software 69
For More Information 69
About Communicating With the System 69
What the System Console Does 70
Using the System Console 70
6. Diagnostic Tools 73
About the Diagnostic Tools 73
About Diagnostics and the Boot Process 77
Prologue: System Controller Boot 78
Stage One: OpenBoot Firmware and POST 78
Stage Two: OpenBoot Diagnostics Tests 85
Stage Three: The Operating System 93
Tools and the Boot Process: A Summary 99
About Isolating Faults in the System 100