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 October 2006 • Volume 15 • Number 10
Features
Sun Cluster 3.x Quorum Issue • Peter van der Weerd
van der Weerd covers the quorum issue in Sun Microsystems' Sun Cluster 3.x product, examines potential problems, and provides a script that can help.
Shadow and Snap: A Simple Online Recovery System for SolarisTM Systems • Kelley Shaw
Shaw describes an online recovery system for Solaris servers and desktops that provides recovery from both disk failure and data corruption.
Multi-Platform Image Backups with Bootable, Open Source Distros • Bill Pierce, Jon Pomeroy, and Alan Lavitt
The authors show how to use image backups to return a system to a known state with a few commands.
Managing Users' Environments with the Usepackage Environment Manager • Chandler Wilkerson
Wilkerson covers usepackage, a utility that brings diverse systems, software packages, user classes, and shell styles together into one centralized environment manager.
Asterisk: The Open Source PBX Solution • Adam Olson
Olson provides an overview of Asterisk, an open source software package that will turn almost any Linux, BSD, or Mac OSX box into a full-featured PBX.
Make Your Monitoring Speak • Justin Seitz
Seitz describes how to get Nagios and the Asterisk PBX to work together and expand your monitoring options.
OpenBSD and TACACS+ • Eric Taylor
Taylor shows how to install and configure the TACACS+ protocol with OpenBSD to facilitate administrative control of access, privileges, and accountability for changes made to devices.
YALE CAS and Variants of a Single Sign-On Solution • Alan M Berg
Berg provides an overview of YALE CAS, an open source, Web-based central authentication service.
Learning DTrace -- Part 2: Scripts and the D Language • Chip Bennett
In Part 2 of this series on DTrace, Bennett shows how to write scripts using the D language.
Columns
Processing User Input: Timeout Mechanisms • John Spurgeon and Ed Schaefer
Questions and Answers • Amy Rich
Departments
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