The first section of this chapter describes the elements involved in determining network performance. The Filter button allows you to define and select packet capture filters, similar to the tcpdump and WinDump filter expressions. The goal of this book is to show you some freely available tools that can be used to help monitor and troubleshoot a network, providing you with a toolkit of programs to use when problems arise. Watching Network Traffic As with tcpdump, multiple options can be combined on the command line to create the network-monitoring environment you need. New posts Search forums.
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