About This Document

This document describes issues to be aware of when you install and run Version 5.1B-4. It also describes significant new and changed features delivered in the HP Tru64 UNIX® Version 5.1B-4 kit and points you to available resources for maintaining the components included in this kit.

Audience

These release notes are for the person who installs the product and for anyone using the product following installation.

Organization

This document is organized as follows:

Chapter 1 “New Features in Version 5.1B-4”	Describes key new features, enhancements, and improvements delivered in Version 5.1B-4
Chapter 2 “Choosing and Installing the Software You Need”	Provides brief overviews of the CDs included in this kit and pointers to information you need to install the software.
Chapter 3 “Release Notes”	Provides information you need to be aware of when installing or removing this kit, as well as descriptions and workarounds for problems you might encounter on running systems.
Chapter 4 “Getting Help with Version 5.1B-4”	Points to resources for keeping your operating system up to date and obtaining the latest information about Tru64 UNIX and the TruCluster Server software.

Typographic Conventions

`#`		A number sign represents the superuser prompt.
audit(5)		A reference page. The reference page name is audit, and it is located in Section 5.
Command		A command name or qualified command phrase.
User input		Commands and other text that you type.
`Variable`		The name of a placeholder in a command, function, or other syntax display that you replace with an actual value.

Related Information

The following list includes information sources for installing and using this product:

Hardware documentation for your system
Installation Guide (available on the Documentation Library CD)
Installation Guide — Advanced Topics (available on the Documentation Library CD)
Patch Kit Installation Instructions (included on the Version 5.1B-4 CD)
Patch Summary and Release Notes (included on the Version 5.1B-4 CD)
Online reference pages
Technical Update for Version 5.1B or higher for release note information not included in these notes. You can access the Technical Update from the following Web site:
http://h30097.www3.hp.com/docs/updates/V51B/html/index.html

HP Encourages Your Comments

HP welcomes any comments and suggestions you have on this and other Tru64 UNIX documents.

You can send your comments using the following Web site:

http://h30097.www3.hp.com/comments.html

Include the document title, manufacturing part number, and any comments, errors found, or suggestion for improvement you have concerning this document.