21.7. Exercises
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Configure a virtual interface on your workstation. Run ifconfig before and after to see what changed. Can you ping the virtual interface from another machine on the same subnet? From a different network? Why or why not? (Requires root access.) |
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With a packet sniffer (tcpdump), capture a two-way HTTP conversation that uploads information (e.g., filling out a form or a search field). Annotate the session to show how your browser conveyed information to the web server. (Requires root access.) |
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