3.7.   Gigabit Ethernet      257

       -
 .        -
   .

 

       -
  (Twinax)    150  (275 ). 
    ,     -
 .      . 
       
.    ,   
     Quad-.   
  5         . -
      25 ,  
   ,    .

3.7.4. Gigabit Ethernet     5

 ,     5    -
  100 .        
1000 /       
 4   ( ,     lOOVG-AnyLAN).

          250 /.
         ,
      100 .  ,  -
          -
.

     802.  .

      5,  5 
: -2, -1,0, +1, +2.         2,322 
. ,    250    
125 .       ,   8    (
4 ),       1000 /  
   ,    5  54 = 625 -
,           8  ,  
   28  256 .   
        -
    .  5    125  -
   100    5.

       -
  802.3  ,   -
          
     ISDN.   
        
        
     4-        ,  
       5 (. 3.26).  