Network Protocol Analyzers

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  WiresharkUbuntu

  The world's foremost network protocol analyzer. 

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  SmartSniffUbuntu

  Capture TCP/IP packets on your network adapter.

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  Open Visual TracerouteUbuntu

  Open source cross-platform visual networking tool.

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  DNSQuerySnifferUbuntu

  A network sniffer utility that shows the DNS queries sent on your system.

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  HTTPNetworkSnifferUbuntu

  A packet sniffer tool that captures all HTTP requests/responses sent between the Web browser and the Web server and displays them in a simple table.

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  CountryTraceRouteUbuntu

  Displays the country of the owner of every IP address found in the Traceroute.