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Virtual host management: How to use Puppet on Red Hat Enterprise Linux 5
Make administration of your virtual hosts easier with Puppet, a centralized configuration management tool, on Red Hat Enterprise Linux 5 (RHEL 5). Learn how to install and configure this Ruby-based application, as well as mastering nodes. Tip
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Debugging IPC with Shell commands from "The Linux Programmer's Toolbox"
Get advice about utilities for debugging communication between processes, find out how to handle open files and dumping data from files, discover commands and more from Chapter 8, Debugging IPC with Shell commands, in "The Linux Programmer's Toolbox.... Tip
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Chapter 20, Adding, updating and removing software, from "Ubuntu Linux Bible"
Troubleshoot and tackle repositories, software and updates in Chapter 20 -- Adding, updating and removing software -- from the "Ubuntu Linux Bible." Tip
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Chapter 1, Best practices, of "Building a Monitoring Infrastructure with Nagios"
Chapter 1 of "Building a Monitoring Infrastructure with Nagios" describes what pitfalls to avoid when making design choices for your Nagios installation. Tip
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SUSE security: Forgotten passwords, AppArmor
A security expert describes how to harden your openSUSE 10.2 installation and talks about open source security tools. Tip
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Linux/Unix commands: How to get copy, conversion power with dd
Learn how to use dd, a Linux command for handling convert-and-copy tasks. An expert shows how to clone your hard drive, create a backup of your Master Backup Record and increase your swap space. Tip
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Enterprise redundancy using VRRP
Get started using Virtual Router Redundancy Protocol (VRRP), a standard used in enterprise environments where routing redundancy is necessary for host stations. VRRP can provide additional availability to help reduce router failure on your Linux netw... Tip
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Looking ahead to Nagios 3.0
James Turnbull, author of "Pro Nagios 2.0," describes the new features in the upcoming Nagios 3.0 enterprise monitoring program. Tip
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Nagios Looking Glass: Getting started
Nagios Looking Glass (NLG) allows users to access Nagios data on a Web server via an HTTP connection. Learn how to set up the NLG client-server model in this tip. Tip
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Managing events with Nagios Event Broker
Use modules with Nagios Event Broker, a server event output and integration tool, for receiving events and executing code on them. In this tip, you'll learn how NEB functions, what modules are available and how to find other modules. Tip