Problems with WPA-PSK and madwifi driver

Greg Baker gbaker at cs.mun.ca
Mon Feb 14 11:36:53 EST 2005


It may not be configured or compiled to use the ctrl interface..

Do a "ps ax" and see that wpa_supplicant is running, if it is and you still 
get that error you can recompile with ctrl_interface support.

Greg

On February 14, 2005 04:30 pm, Eduardo Mendes wrote:
> h
>
> On Monday 14 February 2005 02:04 pm, Greg Baker wrote:
> > You can check that it authenticated fine by running "wpa_cli status".. 
> > It will give you some info.
>
> It returned an error:
>
> Failed to connect to wpa_supplicant - wpa_ctrtl_open: no such file or
> directory
>
> > I could also not get "dhclient ath0" to work, instead I gave it the
> > following command:
> >
> > 	/sbin/dhclient \
> > 		-1 -q -lf /var/lib/dhcp/dhclient-ath0.leases \
> >         	-pf /var/run/dhclient-ath0.pid -cf /etc/dhcli ath0
> >
> > which made it come up.  Maybe that will work for you.
>
> It didnt'work!
>
>
> Many thanks
>
> Ed
>
> > Greg
> >
> > On February 14, 2005 12:28 pm, Eduardo Mendes wrote:
> > > Hi ya
> > >
> > > Many thanks.
> > >
> > > I am not sure what to do.
> > >
> > > How can I be sure that wpa_client has succesfully authenticated?
> > >
> > > When I try dhclient atho, the system returns
> > >
> > > NO DCHPOFFERS received.
> > > No working leases in persistent data base sleeping.
> > >
> > > What funny is that etho can get the ip address from the same dhcp
> > > server without a problem.
> > >
> > > Any ideas?
> > >
> > > Many thanks
> > >
> > > Ed
> > >
> > > On Monday 14 February 2005 08:32 am, Jonathan Buschmann wrote:
> > > > Hi,
> > > > Be sure first that wpa_client has succesfully authenticated.
> > > > Try dhclient without the -1.
> > > > BTW, is your dhcp server on the same subnetwork as your client?
> > > > jonathan
> > > >
> > > > Eduardo Mendes waxed wise and spake thus on 02/11/2005 06:08 PM:
> > > > >Hello
> > > > >
> > > > >Thanks.  I have tried dhclient -1 ath0 but the message was:
> > > > >
> > > > >Unable to obtain a lease on the first time.
> > > > >
> > > > >
> > > > >Is there anything else that I can try?
> > > > >
> > > > >Many thanks
> > > > >
> > > > >Ed
> > > > >.
> > > > >
> > > > >On Friday 11 February 2005 12:05 pm, Jonathan Buschmann wrote:
> > > > >>I don't know what Mandrake uses for a dhcp client (fedora uses
> > > > >>dhclient), but maybe you need to run it (again) after starting
> > > > >>wpa_supplicant.
> > > > >>jonathan
> > > > >>
> > > > >>Eduardo Mendes waxed wise and spake thus on 02/11/2005 11:23 AM:
> > > > >>>On Thursday 10 February 2005 05:04 pm, Michael Reilly wrote:
> > > > >>>>Eduardo Mendes wrote:
> > > > >>>>>Hello
> > > > >>>>>
> > > > >>>>>Many thanks but unfortunately it didn't work. The two lights are
> > > > >>>
> > > > >>>blinking
> > > > >>>
> > > > >>>>>together but ifconfig shows that no valid ip was assigned to
> > > > >>>>> ath0.
> > > > >>>>
> > > > >>>>My lights both blink together for a second and then they stop
> > > > >
> > > > >blinking
> > > > >
> > > > >>>>together with madwifi.  A few seconds later they blink together
> > > > >
> > > > >again
> > > > >
> > > > >>>and
> > > > >>>
> > > > >>>>then stop again.  Are they blinking together continuously for
> > > > >>>> you?
> > > > >>>
> > > > >>>In my case the lights blink together in equal time intervals.  It
> > > > >
> > > > >seems
> > > > >
> > > > >>>that
> > > > >>>the card is somehow connected to the router but it can't get a
> > > > >>> valid
> > > > >
> > > > >ip
> > > > >
> > > > >>>address.  I don't know what I am doing wrong.
> > > > >>>
> > > > >>>Here is the output of iwconfig and ifconfig after issuing the
> > > > >
> > > > >commands:
> > > > >>>ifconfig ath0, iwconfig ath0 channel 1, wpa_supplicant
> > > > >>>-c/etc/wpa_supplicant.conf -Dmadwifi -iath0 -d
> > > > >>>
> > > > >>>ath0      IEEE 802.11g  ESSID:"eacghome.airlink"
> > > > >>>         Mode:Managed  Frequency:2.412GHz  Access Point:
> > > > >>>00:E0:98:4F:D8:B2
> > > > >>>         Bit Rate:36Mb/s   Tx-Power:50 dBm   Sensitivity=0/3
> > > > >>>         Retry:off   RTS thr:off   Fragment thr:off
> > > > >>>         Encryption key:DF6D-E315-877A-4A16-22FD-239D-A8A8-0B6F
> > > > >>>Security
> > > > >>>mode:restricted
> > > > >>>         Power Management:off
> > > > >>>         Link Quality:49/94  Signal level:-46 dBm  Noise level:-95
> > > > >
> > > > >dBm
> > > > >
> > > > >>>         Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
> > > > >>>         Tx excessive retries:0  Invalid misc:0   Missed beacon:0
> > > > >>>
> > > > >>>
> > > > >>>
> > > > >>>ath0      Link encap:Ethernet  HWaddr 00:09:5B:C4:1A:E2
> > > > >>>         inet6 addr: fe80::209:5bff:fec4:1ae2/64 Scope:Link
> > > > >>>         UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
> > > > >>>         RX packets:25 errors:19 dropped:0 overruns:0 frame:19
> > > > >>>         TX packets:10 errors:0 dropped:0 overruns:0 carrier:0
> > > > >>>         collisions:0 txqueuelen:199
> > > > >>>         RX bytes:2418 (2.3 Kb)  TX bytes:1194 (1.1 Kb)
> > > > >>>         Interrupt:9 Memory:d0a4a000-d0a5a000
> > > > >>>
> > > > >>>Any hints?
> > > > >>>
> > > > >>>Cheers
> > > > >>>
> > > > >>>Ed
> > > > >>>
> > > > >>>
> > > > >>>
> > > > >>>_______________________________________________
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> >
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