446     5        

       , -
 10 /  100 /.       -
   ,  10/N /,  N   ,
  .     
       ,  -
          -
  .       
      
    .   -
      :   -
 SNMP,        ,
       -
   .

     -
  System 5000  Nortel Networks, MMAC-Plus 
Cabletron Systems, CoreBuilder 6012  3Com.

 ,       
  ,      
  .

5.6.3.    
 

       , 
        2- ,
    Ethernet  FDDI,    , -
       3- ,
    IP  IPX.     -
          -
.

      

      
      . 
  ( )   ,  
    .     
    .      -
  80/20,        (80 %)
  ,     
      .

     ,   -
     ,   -
.       
      . ,   -
      ,  , 
     ,   -