210     3     ________________________

5  ( Ethernet).     50 . 
    RG-58 /U, RG-58 A/U, RG-58 C/U.

      185 ,  -
      50 .   -
  , -   lOBase-2    Cheapemet
( cheaper   ).      
      , 
      .

       BNC --
,    ,     
 ,         . -
  ,    ,  30. 
   1.     
      1 .

 lOBase-2    , -
      5-4-3.   
      5185 Es= 925 . ,   -
   ,     2500 .

        Ethernet    ,     -
         ,     
        .  
Ethernet    ,       
. ,    Ethernet     1024 ,   lOBase-2  
  ,       lOBase-2    293 = 87.
    1024     lOBase-2   .

 lOBase-2     lOBase-5.    
      ,     -
        
  ,    .   
    ,    
.

    lOBase-2,     -
,   . 3.9.

  185 

		 RG58C/U				
						500
^B^SK;				k  gaBBS1		

NBNC
-

. 3.9.   lOBase-2

         -
   ,       
 , -   50 .    -
       :   -
  ,   ,    