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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. 

  • 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. 

  • 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. 

  • 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... 

  • RHEL4 administration tools: ifconfig, arp, tcpdump and iptraf

    Master network integration in your existing RHEL4 infrastructure with the use of command-line tools like ifconfig, arp, tcpdump and iptraf. 

  • 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. 

  • Qpsmtpd: Configuration and plug-ins

    Qpsmtpd is a Perl-based smtpd daemon used for spam prevention. In the second part of this series, we will find out about different plugs-ins and how to configure qpsmtpd. 

  • OpenOffice Base: Converting data and files from Access

    Consider switching to OpenOffice's Base, an open source alternative to proprietary Microsoft Access. In this tip, an expert tells how to convert Access files to Base and discusses some helpful hints for working with Base. 

  • Nagios: Balancing passive and active checks

    The author of "Network monitoring with Nagios" suggests a workaround for balancing active and passive checks and explains the impact of service failures. 

  • MySQL: Choosing the most important features

    When choosing a database, an expert recommends making sure it can support the volume of data you expect and retrieve it quickly in a readable format.