6.3.              509



	
 	
	
()	
nnnLqnnaTona	
						"2
						
 ()			 (NT)			SCO
		&





 
 


 
 


 
 


 
 


 
 


^			
scoS 			  
^			


. 6.16.  ISDN

 ISDN      : -
    64 /,     9600 /, -
   9600 /   

     ISDN    . 
frame relay        ISDN,  , 
,      ,   
  ISDN.

   ISDN    DS-0,   64 /.
          ,
          -
   32  16 /.

  ISDN

    ISDN    -
 ,        
 .       -
,     (Customer Premises Equipment,
):     (  -
 , ,  )    NT,
   ,     
 ISDN.

      :

     64 /;

 D      16  64 /;

       384 / (), 1536 / () 
1920 / (12).