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The Gimp
Tux's lil' helper
Tux's lil' helper


Joined: 26 Apr 2006
Posts: 95
Location: London, UK

PostPosted: Wed Mar 14, 2007 9:54 pm    Post subject: wpa configuration help needed please Reply with quote

I use WPA-PSK on my access point (wireless ADSL modem/router).
I gave up on the serialmonkey drivers - the driver installed okay but it doesn't work with wpa_supplicant.
I've gone the ndiswrapper route.
I've emerged ndiswrapper.
I've downloaded, unzipped, and installed (ndiswrapper -i rt61.inf) the windoze XP driver.
It seems to have installed okay:
Code:
gentoo conf.d # ndiswrapper -l
rt61 : driver installed
        device (1814:0301) present (alternate driver: rt61)
And I can scan through it to see my network:
Code:
gentoo conf.d # iwlist wlan0 scan
wlan0     Scan completed :
          Cell 01 - Address: 00:18:4D:3C:DC:E2
                    ESSID:"ShagNet"
                    Protocol:IEEE 802.11g
                    Mode:Managed
                    Frequency:2.457 GHz (Channel 10)
                    Quality:75/100  Signal level:-48 dBm  Noise level:-96 dBm
                    Encryption key:on
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Extra:bcn_int=100
                    Extra:atim=0
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (1) : TKIP
                        Authentication Suites (1) : PSK
However, when I 'iwconfig wlan0 essid ShagNet mode Manged' it just draws a blank, ie. it does not associate with my access point. I get no error messages. Nothing.
I've configured my /etc/conf.d/net file:
Code:
config_eth0=("dhcp")
dhcp_eth0="nonis"

modules=( "wpa_supplicant" )
wpa_supplicant_wlan0="-Dndiswrapper"
wpa_timeout_wlan0=60
and my /etc/wpa_supplicant/wpa_supplicant.conf file seems okay:
Code:
ap_scan=1
network={
        ssid="ShagNet"
        proto=WPA
        key_mgmt=WPA-PSK
        pairwise=CCMP TKIP
        group=CCMP TKIP WEP104 WEP40
        psk=****************************************
        priority=2
}
where the psk was what I got from running wpa_passphrase with the same key as per my wireless ADSL modem/router.

It's got me stumped :?

Could someone kindly point out the error of my ways as I'm keen to get wireless working?
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-> 1GHz Eden-N CPU (Nehemiah core = i686)
-> CN400 Northbridge (Unichrome Pro IGP)
1 x 1GB DDR400 SODIMM (Crucial)
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Crenshaw
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Joined: 23 Jun 2004
Posts: 474
Location: Poland

PostPosted: Thu Mar 15, 2007 2:31 pm    Post subject: Reply with quote

should have /etc/init.d/net.wlan0 softlinked to /etc/init.d/net.lo

wpa_supplicant.conf and /etc/conf.d/net seem to be okay

just /etc/init.d/net.wlan0 start and you should be there

if it fail use wpa_cli to find out what's going on
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The Gimp
Tux's lil' helper
Tux's lil' helper


Joined: 26 Apr 2006
Posts: 95
Location: London, UK

PostPosted: Thu Mar 15, 2007 7:38 pm    Post subject: Reply with quote

I tried what you suggested but it didn't seem to work. I still could not associate with my access point.
I ran wpa_cli and I keep getting:
Code:
 <2>Trying to associate with 00:18:4d:3c:dc:e2 (SSID='ShagNet' freq=2457 MHz)
<2>Association request to the driver failed
<2>Authentication with 00:00:00:00:00:00 timed out.
I don't know what 'Association request to the driver failed' means but - as I stated in my original post - the windoze xp drivers have been loaded into ndiswrapper and ndiswrapper has been loaded into the kernel. Any other ideas?
_________________
VIA EPIA N10000
-> 1GHz Eden-N CPU (Nehemiah core = i686)
-> CN400 Northbridge (Unichrome Pro IGP)
1 x 1GB DDR400 SODIMM (Crucial)
1 x 100GB 5400rpm 2.5" IDE (Samsung HM100JC) (hdb)
1 x DVD-RW (Panasonic UJ845B Slotload Slimline) (hda)
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erik258
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Joined: 12 Apr 2005
Posts: 2650
Location: Twin Cities, Minnesota, USA

PostPosted: Thu Mar 15, 2007 8:52 pm    Post subject: Reply with quote

have you looked through a howto? http://ndiswrapper.sourceforge.net/mediawiki/index.php/WPA , for example?
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The Gimp
Tux's lil' helper
Tux's lil' helper


Joined: 26 Apr 2006
Posts: 95
Location: London, UK

PostPosted: Thu Mar 15, 2007 9:56 pm    Post subject: Reply with quote

Thanks. I did follow it, but it didn't work. I just can't explain it. Everything seems to suggest it's working, but I tried to associated to a non-encrypted access point but that didn't work either. Weird. I think I'm going to have to go back to basics and research ndiswrapper, my rt61 chipset and wpa_supplicant. Oh brother. I bought the wireless card specifically because it was recommended by the FSF. I should've bought an Intel Pro Wireless 2200 :cry:
_________________
VIA EPIA N10000
-> 1GHz Eden-N CPU (Nehemiah core = i686)
-> CN400 Northbridge (Unichrome Pro IGP)
1 x 1GB DDR400 SODIMM (Crucial)
1 x 100GB 5400rpm 2.5" IDE (Samsung HM100JC) (hdb)
1 x DVD-RW (Panasonic UJ845B Slotload Slimline) (hda)
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erik258
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Joined: 12 Apr 2005
Posts: 2650
Location: Twin Cities, Minnesota, USA

PostPosted: Fri Mar 16, 2007 2:43 pm    Post subject: Reply with quote

Assistance incoming....

NDisWrapper

0)
First of all, getting it to work on an open, unencrypted network would be a good first step. Let me know if you need additional help with this.. You'll notice you need version >=1.21 to use with WPA_supplicant.

WPA_Supplicant

this is pretty much copied verbatim from the NDISwapper+WPA sourceforge howto

1)
current (>=0.4.9) version of wpa-supplicant? use the most current you can.

2) did you edit the .config file for the build? Notice that you'll have to work around portage for this -- it'll be easier probably to unmerge the wpa-supplicant from portage and download the sources from the wpa_supplicant guys themselves.

3)
Create wpa_supplicant configuration somewhere, say, /etc/wpa_supplicant.conf.


4) Certain AP's might not work with this negotiation procedure. So it can help to limit the scheme to the most basic WPA one: TKIP. [ optional, hopefully ]

5) Now start the interface and then wpa_supplicant.

"The option -dd to wpa_supplicant gives lot of output so you can see if there is a problem. If everything works, you can drop -dd option. You may also want to leave wpa_supplicant running in the background with the option "-Bw" so you don't need to start it everytime. Once wpa_supplicant authenticates, you can use DHCP to configure the network interface."

6) Now configure the network interface. you should be good to go.
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