304  4          

IDAT

^2 ,	3
S 1^'^

1 + 4

At

. 4.25.      :    ;

      

       -
      .

   . 4.26.      -
   ,     
      Ethernet  10 /, -
           -
        ,   
      .   
       
   ,      -
   410 = 40 /,      N -
  (N/2)xl0 /. ,     
 ,    ,   
.

,        ,  -
  . 4.26.   ,  ,  
 3  4,          ,
   8,       
   10 /,    8      -
 20 /.        -
  3  4,    8    . ,
         -
     ,  Fast Ethernet.

    ,     
    ,    ,  -
       (non-
blocking)  .