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      ,   ,       ,      .       ,     ,    ,   , , web-    .            ,   PDA (Personal Digital Assistant    ), ,  ,    . (     ,   .)   ,        ,   .   ,   2002      100  500   ,       .
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   ,        ,           .         .     ,       ,  ,  ,   .           .          ,     ,                 .     ,    70- ,     .
          ,  - (Internet Service Provider, ISP). -    (, AOL  MSN),  ( )   ( Ford Motor). -      .  , -        :      56 /,            (Digital Subscriber Line, DSL),      (Local Area Network, LAN),    .  , -      web-.        ,       ,   ,  -   -    ,   UUNet  Sprint.    ,   .   -  ,       ,     IP (. )       ,   .   ,   -   ,     -     .
 ,       ,        .        TCP (Transmission Control Protocol    )  IP (Internet Protocol  -).  IP   ,      .   ,   ,    TCP/IP.         .  ,           .
,      ,      .        ()  ,     ,    .  ,          ;        ,   ,     ,   ,     .      .         ,        , ,    ,     .
         ,    -.         (Internet Engineering Task Force, IETF). ,  IETF,   RFC (Requests For Comments    ).        ,   - .     , ,     ,  RFC   -.          ,   ,  TCP, IP, HTTP ( web)  SMTP (  ).   3000   RFC.