 22   



22.    
22.1        
22.2      
22.3       
22.4           
22.5      " "
22.6      
22.7   
22.8       
22.9      
22.10      

22.    

           ա      
   :

22.1        

1.            .
2.           ͡    
     .       .
3.        .        ""     
.

22.2      

1.      .  " -F4"  .
2.      .  "-o ( 1-3-5)"   "". 
 "F3-F4"  ɡ     ""   "".   
   .

22.3       

1.  "-F1"    .

22.4           

1.  "-F1"      "-F4"   .

22.5      " "

1.                "F1"  
  ""   "F2-F3"    .     
 ϡ    -1-5-6"     .

22.6      

1.     ɡ       .
2.             .
3.     DSL       .

22.7   

1.               
          3 (POP3)  
   (SMTP)  .

22.8       

1.           .      
 "-o ( 1-3-5)"  ""     ""    
       .

22.9      

1.          ѡ     
 .               
"1-2-3-4-5-6-F2-F3"          5 .

22.10      

1.     ѡ     ǡ  "-o ( 1-3-5)"   
 "F3-F4"   ""   ɡ    ""   
 .


