[Prism54-devel] WPA IE attachment hangup problem

Lei Chuanhua ch_lei@powermatic.com.sg
Tue, 24 Feb 2004 18:24:07 +0800


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Hi, everyone,
     When I implement WPA in prismGT, I met some problems.
      I follow the following order,
     1) DOT11_OID_MLMEAUTOLEVEL to  DOT11_MLME_EXTENDED,
     2) four default keys set to DOT11_PRIV_TKIP
     3) DOT11_OID_AUTHENABLE to 1
     4) DOT11_OID_PRIVACYINVOKED to 1
     5) DOT11_OID_EXUNENCRYPTED to 1
     6) DOT11_OID_DOT1XENABLE to 1
     7) Generate WPA IE
     8) attach WPA IE to beacon and probe response by =
DOT11_OID_ATTACHMENT

     Where WPA IE is dd 16 00 50 f2 01 01 00 00 50 f2 02 01 00 00 50
                                f2 02 01 00 00 50 f2 02,
    The above value should right.
    =20
    However, when I attach WPA IE data, the system will hangup. I =
confirm the attachment caused the system to hang up, because if I =
comment the attachment, the system won't hang up. Sometimes, I can see =
the WPA IE in the outgoing beacon frames. I guess sometimes it can =
attach successfully, while sometimes it failed.=20

   Has anyone overcome this problem or any useful suggestion?=20

   Thanks
    Chuanhua
    
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<DIV><FONT face=3DArial size=3D2>Hi, everyone,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; When I =
implement WPA in=20
prismGT, I met some problems.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; I follow =
the=20
following order,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1)=20
DOT11_OID_MLMEAUTOLEVEL to &nbsp;DOT11_MLME_EXTENDED,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2) four =
default keys=20
set to DOT11_PRIV_TKIP</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; 3) =
DOT11_OID_AUTHENABLE to=20
1</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; 4)=20
DOT11_OID_PRIVACYINVOKED to 1</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; 5) =
DOT11_OID_EXUNENCRYPTED=20
to 1</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; 6) =
DOT11_OID_DOT1XENABLE=20
to 1</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; 7) Generate =
WPA=20
IE</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; 8) attach WPA =
IE to beacon=20
and probe response by DOT11_OID_ATTACHMENT</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; Where WPA IE =
is dd 16 00=20
50 f2 01 01 00 00 50 f2 02 01 00 00=20
50<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
f2 02 01 00 00 50 f2 02,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp; The above value =
should=20
right.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp; </FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp;&nbsp;However, when I =
attach WPA=20
IE data, the system will hangup. I confirm the attachment caused the =
system to=20
hang up, because if I comment the attachment, the system won't hang up.=20
Sometimes, I can see the WPA IE in the outgoing beacon frames. I guess =
sometimes=20
it can attach successfully, while sometimes it failed. </FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp; Has anyone overcome this =
problem or=20
any useful suggestion?&nbsp;</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp; Thanks</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp; =
Chuanhua</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp;&nbsp; =
</FONT></DIV></BODY></HTML>

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