   (WAP).    (wireless access
point  WAP)     .  WAP 
  ,      ,  
  .    WAP       
  ,        -
  ,   WAP.

     ,  WAP    -
  .      -
         ;  -
     .

  

  LAN    , ,  Internet,  
,    .   
 ;       -
       Internet  IP-
().         -
 LAN     IP-;    
 .

   :

        -
 ,    .

         Red Hat Linux. 
Linux        
 iptables.

    Linux,     
 . ,  SmoothWall (www. smoothwall .org)
        .

   (NIC)

    NIC     Internet ( 
),      .

 NIC. Linux     Ethernet-
.    NIC .   -
   " "    .

  NIC.      -
 Linux ,       
NdisWrapper (ndiswrapper.sourceforge.net),    Win32.
NdisWrapper    ,   API-
  Windows.

 .   NIC   .
        -
,     .   -
  Ethernet-,   NIC,   802.11 (-

572                                        IV.  