Re: [gentoo-laptop] Compaq laptop pcmcia wireless network setup

[Don Doumakes <doumakes@loganet.net>]

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# iwlist scan
lo        Interface doesn't support scanning.

eth0      Interface doesn't support scanning.

wlan0     Failed to read scan data : Operation not permitted


Jordi Molina wrote:
> What's the output of "iwlist scan" ?
> 
> On 9/14/05, Don Doumakes <doumakes@loganet.net> wrote:
> 
> I've just reinstalled Gentoo on my laptop, which seemed like a good idea
> at the time.  Now I can't get the wireless card to see any access
> points, though it worked before.  I could use some help from a wireless
> guru, or from somebody who has a similar configuration working.
> 
> (hoary old) Compaq Armada 7800
> Netgear PCMCIA wireless card, MA521 (RealTek 8190 chipset)
> Gentoo Linux from 2005.1 liveCD
> kernel 2.6.12-gentoo-r6
> wireless-tools version 27
> rtl8180 version 0.21-r1
> Modules r8180, ieee80211_r8180, ieee80211_crypt_r8180 are all loaded.
> 
> When I run "/etc/init.d/net.wlan0 start" the output is:
> 
>  * Starting wlan0
>  *   Configuring wireless network for wlan0
>  *     no access points found
>  *   Couldn't find any access points on wlan0
>  *   Failed to configure wireless for wlan0
> 
> I've attempted this in several locations where I know there are access
> points (e.g. outside a restaurant that advertises wireless access), so
> I'm convinced the problem is on the laptop rather than on the access
> points I tried to use.  I could be wrong about that I suppose.  I don't
> have my own access point to experiment with.
> 
> I've saved all files from /etc before I did the reinstall, so if it
> would help to know about an old version of /etc/whatever, I do have that
> available.
> 
> Any clues would be appreciated.
> 
> Don Doumakes
> 
> ---------------------------------------------------------------------
> The output of iwconfig is:
> 
> lo        no wireless extensions.
> 
> wlan0     IEEE 802.11b  Mode:Auto  Frequency:2.462 GHz
>           Access Point: CA:BF:38:95:CA:BF   Bit Rate=11 Mb/s
>           Retry:on   Fragment thr:off
>           Encryption key:off
>           Link Quality:0  Signal level:0  Noise level:0
>           Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>           Tx excessive retries:0  Invalid misc:0   Missed beacon:0
> 
> eth0      no wireless extensions.
> 
> 
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Don Doumakes

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