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From: Mick <michaelkintzios@gmail.com>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] 
 =?utf-8?q?=E5=9B=9E=E5=A4=8D=EF=BC=9A_=5Bgentoo-user=5D_Why_iwconfig?=
 =?utf-8?q?_wlan0_enc_can=27t?= work?
Date: Sat, 22 Oct 2011 08:47:13 +0100
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On Friday 21 Oct 2011 16:40:01 Lavender wrote:
> What!!!  I know wpa_supplicant don't support
>  AES encryption method ,so I use wireless tools......

Who told you that?


>  So it seems that I have to use wpa_supplicant and
>  change AES encryption method into TKIP.

No you don't, unless the AP is configured to work with WPA only and not WPA=
2. =20
The latter uses CCMP.


>   I feel a little depressed :-(

Instead of feeling unnecessarily depressed, you may want to spend a few=20
minutes studying the manual files and looking at the example or configurati=
on=20
files of applications that you intend to use:

Why do you think that wpa_supplicant does not support AES encryption?  The=
=20
config file which is nicely commented shows:

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
# pairwise: list of accepted pairwise (unicast) ciphers for WPA
# CCMP =3D AES in Counter mode with CBC-MAC [RFC 3610, IEEE 802.11i/D7.0]
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

So to make your wireless connection work, emerge wpa_supplicant and add=20
something like this in /etc/wpa_supplicant/wpa_supplicant.conf:

network=3D{
       ssid=3D"Rebellion"
       bssid=3DXX:XX:XX:XX:XX:XX  <--enter the AP MAC address
        proto=3DRSN
        key_mgmt=3DWPA-PSK
        pairwise=3DCCMP
        auth_alg=3DOPEN
        group=3DCCMP
        psk=3D"ascii key goes in here"  <--use wpa_passphrase to create it
       priority=3D5
}


To learn how to use wpa_passphrase run:

  man wpa_passphrase=20

in a terminal.


HTH.
=2D-=20
Regards,
Mick

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