Network Management Strategies for the CIO
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Web conferencing solutions
Higbie offers her advice on Web conferencing solutions. Ask the Expert
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OpenNMS, an introduction: Affordable network management
Open source expert Maria Winslow brings network managers up to speed about the free open source enterprise-grade network-management system OpenNMS. Tip
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Network management in 3-D: Experience the terror
Forget about the people in Plato's cave -- in network management, seeing is knowing. Loki Jorgenson explains why you don't have to rely on shadows and guesswork to tell how your network is performing; rather, you can develop a three-dimensional pictu... Tip
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Basic Object Configuration, chapter 2 of 'Pro Nagios 2.0'
Get started on the basics of configuring your Nagios server to monitor hosts and services. Learn the differences between Nagios object types and their capabilities. Chapter Download
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Testing Local Resources - from 'Nagios: System and Network Monitoring'
Keep track of your network activity with open source monitoring app, Nagios. Chapter 7, "Testing Local Resources" explains how to test plug-ins over a local network since some lack their own network protocols. Chapter Download
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Network monitoring with Nagios, part two
Bernard Golden looks at example Nagios configuration in this tip. Tip
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Network monitoring with Nagios, part one
Bernard Golden discusses the usefulness and architecture of open source network monitoring tool Nagios. Tip
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Multi Router Traffic Grapher (MRTG) - Open Source Network Administration, Chapter 3
The Multi Router Traffic Grapher (MRTG) is an open source tool used to monitor the traffic load on network links. In this chapter James Kretchmar tells us how MRTG produces Web pages containing PNG images, which provide a live visual representation o... Chapter Download
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Splunk + Nagios = quick data center troubleshooting
A lack of prescience in Splunk's spunky search-based troubleshooting tool limited its usage to after-the-fact diagnosis. Adding Nagios, the mighty open source monitoring tool, puts Splunkers one step ahead in the data center troubleshooting race, acc... Interview
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TCPdump: Qualify traffic and create a traffic collection statement
In this excerpt from The router is the firewall, part 3 -- Configuring CBAC, router expert Michael J. Martin explains how to use the popular open source tool TCPdump to audit network traffic. Tip