14_________________________________________ Internet

   
  ,
  

        
  TCP/IP.

      ()  -
     .    -
   (    
),  ,   (  -
    ),   -
,       
.

      , 
 , ,   -
  ,   
     ( ,
  ,   
,    , -
   .).

,    ,  -
   () ,    , -
, Ethernet, Token Ring, FDDI, PPP, ISDN  .  
TCP/IP  ,   ,    
1       TCP/IP.   -
    ARP  RARP,  -
         -
  TCP/IP,  ,   
    .

      .   -
        -
,    "",    
  .    , -
  ,    -
      , -
       
  .

    TCP/IP    IP, 
    TCP/IP     
   ,    -
    .    -
 ICMP,    ,  ,  
      .