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[[ALSO: These paragraphs are absolutely incomprehensible to anyone except perhaps a computer engineer. And I am not even certain the description is correct to an engineer, either. This is a very important concept-- the basis of the entire Internet-- so please find an expert to rewrite it and add some graphics. Thank you! ]] —Preceding unsigned comment added by 67.83.70.117 (talk) 20:45, 15 June 2009 (UTC)[reply]