wlan controller bcm4318 won't find networks

[Sean Hammond]

https://help.ubuntu.com/community/WifiDocs/Driver/bcm43xx

On 7/21/06, Johannes Bauer <tatome at web.de> wrote:
> Hi,
> I'm on a Compaq nx6125 *sigh* and I'm trying to connect to my home wlan
> using the built-in wlan controller Broadcom bcm4318. After a bit of a
> struggle I got everything configured so "ifconfig eth2 up" doesn't
> complain and I can set all relevant parameters using iwconfig - the
> little blue light that indicates wifi activity even goes on when the
> network interface is configured. But I can't get a connection.
> kwifimanager tells me I was "Out of range" and wifi-radar just doesn't
> find any networks even if I'm sitting right next to the AP.
> dmesg tells me
> [17180464.400000] ieee80211_crypt: registered algorithm 'WEP'
> [17180465.444000] ADDRCONF(NETDEV_UP): eth2: link is not ready
> [17180466.600000] NET: Registered protocol family 17
> and another "ADDRCONF(NETDEV_UP): eth2: link is not ready" for every
> time i do ifdown eth2; ifup eth2.
> I'm using the native drivers tg3 and bcm43xx instead of ndiswrapper. My
> interfaces file looks like this:
>
>  # The loopback network interface
>  auto lo
>  iface lo inet loopback
>
>  mapping hotplug
>         script grep
>         map eth0
>
>  # The primary network interface
>  iface eth0 inet static
>          address 192.168.99.23
>          netmask 255.255.255.0
>          network 192.168.99.0
>          broadcast 192.168.99.255
>          gateway 192.168.99.2
>          # dns-* options are implemented by the resolvconf package, if
> installed
>          dns-nameservers 192.168.99.2
>  auto eth0
>
>  iface eth1 inet dhcp
>  pre-up iwconfig eth1 rate 11M
>  wireless-essid AGRICOLAE
>  wireless-key [HEX_VALUE]
>  auto eth1
>
>  iface eth2 inet dhcp
>  pre-up iwconfig eth2 rate 11M
>  wireless-essid AGRICOLAE
>  wireless-key [HEX_VALUE]
>  auto eth2
>
> As you see, I configured both eth1 and eth2 because the assignment of
> the device seems to randomly change between both.
> The kernel is 2.6.15-25-k7
> "ifup eth2" brings up the interface correctly, but dhclient fails
> unsurprisingly because there is no wlan connection. One thing that
> bothers me though is that it scans for networks before the blue LED
> lights. So probably even if everything worked alright I'd have to call
> dhclient manually since it tries to connect to soon.
> Does anyone know why I would get the error message in dmesg? Any other
> suggestions?
> Thanks,
> Johannes
>
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