Open Source Network Administration, MIT netadmin James M. Kretchmar introduces an extraordinary collection of open source tools for streamlining and improving network management, monitoring, alerting, optimization, troubleshooting, and much more. Kretchmar provides detailed explanations, plus easy instructions for retrieval, installation from source, configuration, and usage. He covers SNMP, MRTG, Neo, Flow-Tools, Oak, Sysmon, Nagios, Tcpdump and much more -- even building your own tools with Perl. An indispensable resource for every network administrator.
The Multi Router Traffic Grapher (MRTG) is a tool 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 of this traffic.
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Open Source Network Administration by James M. Kretchmar (ISBN: 0-13-046210-1). Copyright 2004,
Prentice Hall PTR All rights reserved.