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Totally non-functioning wifi card- starting again completely was: Re: Laptop wireless problem



On Saturday 02 July 2016 14:07:45 deloptes wrote:
> Lisi Reisz wrote:
> > Where next?
>
> reload wifi kernel modules and get dmesg
>
> try iwlconfig
>
> check if you have the appropriate firmware


sarah@debian-wheezy:~$ dmesg | grep 2200
[   11.175897] ipw2200: Intel(R) PRO/Wireless 2200/2915 Network Driver, 
1.2.2kmprq
[   11.175902] ipw2200: Copyright(c) 2003-2006 Intel Corporation
[   11.176356] ipw2200: Detected Intel PRO/Wireless 2200BG Network Connection
[   11.328328] ipw2200 0000:03:03.0: firmware: direct-loading firmware 
ipw2200-bss.fw
[   11.461720] ipw2200: Detected geography ZZD (13 802.11bg channels, 0 
802.11a channels)
sarah@debian-wheezy:~$ iwconfig
bash: iwconfig: command not found
sarah@debian-wheezy:~$ su
Password:
root@debian-wheezy:/home/sarah# iwconfig
wlan0     IEEE 802.11bg  ESSID:off/any
          Mode:Managed  Channel:0  Access Point: Not-Associated
          Bit Rate:0 kb/s   Tx-Power=20 dBm   Sensitivity=8/0
          Retry limit:7   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management: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

lo        no wireless extensions.

eth0      no wireless extensions.

root@debian-wheezy:/home/sarah# lsmod | grep wifi
root@debian-wheezy:/home/sarah# lsmod | grep wlan
root@debian-wheezy:/home/sarah# lsmod | grep 2200
ipw2200               130216  0
libipw                 29891  1 ipw2200
cfg80211              350041  2 libipw,ipw2200
lib80211               12829  2 libipw,ipw2200
root@debian-wheezy:/home/sarah# 

I don't know which of the above kernel modules to reload and I have been 
rebooting frequently for various reasons - which reloads kernel modules.

Some more information, a quote from /etc/udev/rules.d/70-persistent-net.rules

<quote>
# PCI device 0x8086:0x4220 (ipw2200)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*",
</quote>

So it appears that it isn't seeing some relevant driver, or part of it, at 
that point in time.

Lisi


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