Re: [gentoo-user] wpa_supplicant connect-disconnect loop

[Valmor de Almeida]

On 12/11/2010 08:35 PM, Valmor de Almeida wrote:
> On 12/11/2010 06:28 PM, Mick wrote:
>> On Saturday 11 December 2010 20:26:54 Valmor de Almeida wrote:
>>> Hello,
>>>
> [snip]
>>>
>>> There were a number of steps to get to where I am now and I would be
>>> glad to post additional information if required.
>>
>> You could try changing channels (if there is a clash with other local APs) but
>> it's most likely that the dropouts you notice are due to the wireless driver.
>> Waiting for developers to catch up or using later drivers/firmware usually
>> fixes this problem.
>
> Here is some info.
>
> -> dmesg | grep -i iwl
> [   12.442620] iwlagn: Intel(R) Wireless WiFi Link AGN driver for Linux,
> in-tree:d
> [   12.442622] iwlagn: Copyright(c) 2003-2010 Intel Corporation
> [   12.442691] iwlagn 0000:02:00.0: PCI INT A -> GSI 16 (level, low) ->
> IRQ 16
> [   12.442699] iwlagn 0000:02:00.0: setting latency timer to 64
> [   12.442743] iwlagn 0000:02:00.0: Detected Intel Wireless WiFi Link
> 6000 Series 3x3 AGN REV=0x74
> [   12.452866] iwlagn 0000:02:00.0: Tunable channels: 13 802.11bg, 24
> 802.11a channels
> [   12.452988] iwlagn 0000:02:00.0: irq 31 for MSI/MSI-X
> [   12.453271] iwlagn 0000:02:00.0: firmware: requesting
> iwlwifi-6000-4.ucode
> [   12.486540] iwlagn 0000:02:00.0: loaded firmware version 9.221.4.1
> [   12.488339] phy0: Selected rate control algorithm 'iwl-agn-rs'
> [  807.914432] iwlagn 0000:02:00.0: RF_KILL bit toggled to enable radio.
>
> I could use the iwl6050 firmware. I am currently using iwl6000 (both are
> masked for amd64)
>
> *  net-wireless/iwl6000-ucode
>       Latest version available: 9.221.4.1
>       Latest version installed: 9.221.4.1
>       Size of files: 211 kB
>       Homepage:      http://intellinuxwireless.org/?p=iwlwifi
>       Description:   Intel (R) Wireless WiFi Advanced N 6000 ucode
>       License:       ipw3945
>
> *  net-wireless/iwl6050-ucode [ Masked ]
>       Latest version available: 9.201.4.1
>       Latest version installed: [ Not Installed ]
>       Size of files: 212 kB
>       Homepage:      http://intellinuxwireless.org/?p=iwlwifi
>       Description:   Intel (R) Wireless WiFi Link 6250-AGN ucode
>       License:       ipw3945
>
> I am using the 2.6.34-gentoo-r12 kernel with the iwlagn driver built
> with the following kernel config
>
> <M>   Intel Wireless Wifi
> [*]     Enable full debugging output in iwlagn and iwl3945 drivers
> [ ]     iwlwifi device access tracing
> <M>     Intel Wireless WiFi Next Gen AGN (iwlagn)
> [ ]       Intel Wireless WiFi 4965AGN
> [*]       Intel Wireless WiFi 5000AGN; Intel WiFi Link 1000, 6000,
>
> This is based on searching the web.
>
> Also in the wpa_supplicant.conf I use
>
> # Let wpa_supplicant take care of scanning and AP selection
> ap_scan=1
>
> This is all new to me. Do I still need to configure the iwl6000-ucode
> microcode?
>
> Thanks,
>
> --
> Valmor
>

To add to the above from the message logs, wlan0 deauthenticates from
the AP by "local choice (reason=3)"

Dec 11 15:37:01 lpt1 wpa_cli: interface wlan0 CONNECTED
Dec 11 15:37:01 lpt1 rc-scripts: Configuration not set for wlan0 -
assuming DHCP
Dec 11 15:37:01 lpt1 dhcpcd[11253]: wlan0: dhcpcd 4.0.15 starting
Dec 11 15:37:01 lpt1 dhcpcd[11253]: wlan0: broadcasting for a lease
Dec 11 15:37:01 lpt1 dhcpcd[11253]: wlan0: offered 192.168.10.9 from
192.168.10.1
Dec 11 15:37:01 lpt1 dhcpcd[11253]: wlan0: acknowledged 192.168.10.9
from 192.168.10.1
Dec 11 15:37:01 lpt1 dhcpcd[11253]: wlan0: checking 192.168.10.9 is
available on attached networks
Dec 11 15:37:06 lpt1 kernel: [13221.781187] wlan0: deauthenticating from
00:0c:e5:52:09:13 by local choice (reason=3)
Dec 11 15:37:06 lpt1 dhcpcd[11253]: wlan0: carrier lost
Dec 11 15:37:41 lpt1 dhcpcd[11253]: wlan0: timed out
Dec 11 15:37:41 lpt1 wpa_cli: executing '/etc/init.d/net.wlan0 --quiet
start' failed
Dec 11 15:37:41 lpt1 wpa_cli: interface wlan0 DISCONNECTED