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    4. what is a firewall, how does it work,
    what is a firewall, how does it work,

    i am familiar with the computer but some things i just don't know

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    0  Views: 495 Answers: 1 Posted: 13 years ago
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      1 Answer

       


      What is a 'Firewall'? How Does It Work?


      netforbeginners.about.com/.../what-is-a-firewall-how-does-it-work-3....

      13 years ago. Rating: 0
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