Preface

This book describes software features that apply only to the Ultra^TM Enterprise^TM 3000, 4000, 5000, and 6000 family of servers. Note that the CPU over temperature feature is a new software feature in the Solaris^TM 2.6 software environment.

How This Book Is Organized

This manual is divided into four chapters:

Chapter 1, "OpenBoot 3.x Commands," provides a description of the OpenBoot 3.x commands for the Ultra Enterprise family of x000 servers.

Chapter 2, "Board Hot Plug Software Procedures," describes how to perform board hot-plug procedures.

Chapter 3, "CPU Over Temperature Safeguard," explains the CPU Over Temperature Safeguard (COS), which is new to the Solaris 2.6 software environment. This new feature ensures that temperature on any CPU/Memory board will not go above safe operating range.

Chapter 4, "Enabling a Hardware Time,"describes how to enable a hardware timer that will hard-reset the system if it times out.

Related Documents

For details on the options for the software features described in this book, refer also to the man pages for Solaris 2.6.

Typographic Conventions

The following table describes the typographic conventions used in this book.

TABLE P-1

Typeface or Symbol	Meaning	Examples
AaBbCc123	The names of commands, files, and directories; on-screen computer output.	Edit your .login file. Use ls -a to list all files. % You have mail.
AaBbCc123	What you type, when contrasted with on-screen computer output.	% su Password:
AaBbCc123	Book titles, new words or terms, words to be emphasized. Command-line variable; replace with a real name or value.	Read Chapter 6 in the User's Guide. These are called class options. You must be root to do this. To delete a file, type rm filename.

Shell Prompts

The following table shows the default system prompt and superuser prompt for the C shell, Bourne shell, and Korn shell.

TABLE P-2

Shell	Prompt
C shell	machine_name%
C shell superuser	machine_name#
Bourne shell and Korn shell	$
Bourne shell and Korn shell superuser	#

Ordering Sun Documents

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TABLE P-3

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