 2.   TCP/IP_____________________________59

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

     TCP,   , -
  .      
   TCP,     -
 . TCP         -
     ,  IP.

  ,  TCP    
       , 
 ,      -
    .

   TCP     
 (OPEN)   (CLOSE) ,  (SEND) 
 (RECEIVE) ,     (STATUS).
        -
   ,   ,   -
 .

     TCP   -
 ,  ,  ,   , 
  ,     -
      .   
        
   .     -
   TCP  IP.

      TCP-  
""   , , IP.  
     TCP-    TCP- -
  .

   TCP-   , -
         
.

    , 
  TCP/IP     Internet,  
. 2.12.

   ,  , 
,    .   
    Ethernet,    