 2.   TCP/IP_____________________________123

 TCP       -
    :

1.         -
 , ,      -
.

2. TCP     , -
,        .

3. TCP        -
       
.

       UDP 
   TCP,       -
  .

         
        ,
    ,      
 .

         -
  RTF (Real-Time Transport Protocol),   
         , . .
      .

   RTP

RTP   -   , -
     .   
   . RTP   UDP  
       
 RTP-.

 )

   RTP      -
  (    IP   : RTP  RTCP).

 RTP   :  , -
,     ,    -
 ,      
   ,    , 
     , ,   -
  (MPEG, Indeo  .).    -
        .