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[SOLVED] wlan0 does not exist at startup
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zephir
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PostPosted: Thu Oct 09, 2008 10:12 pm    Post subject: [SOLVED] wlan0 does not exist at startup Reply with quote

Hello,

Yesterday I upgraded all the system, and now wireless does not work (I've used it without problems during weeks, it's a Intel 4965).
On startup, I get this error:
Code:
/etc/init.d/net.wlan0 restart
 * Bringing up interface wlan0
 *   ERROR: interface wlan0 does not exist
 *   Ensure that you have loaded the correct kernel module for your hardware
 * ERROR: net.wlan0 failed to start


If I try
Code:
modprobe iwl4965


wlan starts, but I'm not able to use wpa_supplicant, restart shows this:
Code:
/etc/init.d/net.wlan0 restart
 * Bringing down interface wlan0
 *   Stopping wpa_cli on wlan0 ...                                        [ ok ]
 *   Stopping wpa_supplicant on wlan0 ...                                 [ ok ]
 * Bringing up interface wlan0
 *   Starting wpa_supplicant on wlan0 ...                                 [ ok ]
 *   Starting wpa_cli on wlan0 ...                                        [ ok ]
 *   Backgrounding ... ...
 * WARNING: net.wlan0 has started, but is inactive


I tried to downgraded wpa_supplicant (from 0.6.4 to 0.5.10), udev (from 130 to 129 and 128), last versions I remember working, also I downgraded some other packages I upgraded on last sync, but anything change.

What can I do? What I'm doing wrong!?

Sorry for my english I don't know if it's good. Thanks in advance for all :P


Last edited by zephir on Mon Oct 13, 2008 8:12 am; edited 1 time in total
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notHerbert
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PostPosted: Fri Oct 10, 2008 3:02 am    Post subject: Reply with quote

What does ifconfig -a say ? Did your /etc/conf.d/net file somehow get overwritten during upgrade ?
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zephir
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PostPosted: Fri Oct 10, 2008 5:49 am    Post subject: Reply with quote

Code:
ifconfig -a
eth0      Link encap:Ethernet  HWaddr 00:1b:38:24:db:2a
          inet addr:192.168.15.18  Bcast:192.168.15.255  Mask:255.255.255.0
          inet6 addr: fe80::21b:38ff:fe24:db2a/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:97 errors:0 dropped:0 overruns:0 frame:0
          TX packets:108 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:96822 (94.5 KiB)  TX bytes:14067 (13.7 KiB)
          Interrupt:17

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:216 errors:0 dropped:0 overruns:0 frame:0
          TX packets:216 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:12256 (11.9 KiB)  TX bytes:12256 (11.9 KiB)

sit0      Link encap:IPv6-in-IPv4
          NOARP  MTU:1480  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)


After using modprobe iwl4965, ifconfig changes:
Code:
ifconfig -a                                         
eth0      Link encap:Ethernet  HWaddr 00:1b:38:24:db:2a               
          inet addr:192.168.15.18  Bcast:192.168.15.255  Mask:255.255.255.0
          inet6 addr: fe80::21b:38ff:fe24:db2a/64 Scope:Link               
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1               
          RX packets:173 errors:0 dropped:0 overruns:0 frame:0             
          TX packets:185 errors:0 dropped:0 overruns:0 carrier:0           
          collisions:0 txqueuelen:1000                                     
          RX bytes:131414 (128.3 KiB)  TX bytes:52698 (51.4 KiB)           
          Interrupt:17                                                     

lo        Link encap:Local Loopback 
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host     
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:566 errors:0 dropped:0 overruns:0 frame:0
          TX packets:566 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0                             
          RX bytes:31936 (31.1 KiB)  TX bytes:31936 (31.1 KiB) 

sit0      Link encap:IPv6-in-IPv4
          NOARP  MTU:1480  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

wlan0     Link encap:Ethernet  HWaddr 00:13:e8:81:c8:ff
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

wmaster0  Link encap:UNSPEC  HWaddr 00-13-E8-81-C8-FF-65-74-00-00-00-00-00-00-00-00
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)


/etc/conf.d/net is the same before and after upgrade. Here it is:
Code:
modules_wlan0="wpa_supplicant !plug"
wpa_supplicant_wlan0="-Dwext"
#wpa_timeout_wlan0=5
#config_wlan0="dhcp"
#dhcpcd_wlan0="-t 2"
#dhcp_wlan0="nontp nonis"
#modules_eth0="!plug"
config_eth0="dhcpcd"
dhcpcd_eth0="-t 10"
#ifplugd_eth0="--api-mode=wlan0"
#plug_timeout="10"


Yep, I found this on dmesg (I don't know if it's normal):
Code:
iwl4965: Intel(R) Wireless WiFi Link 4965AGN driver for Linux, 1.2.26kds
iwl4965: Copyright(c) 2003-2008 Intel Corporation
ACPI: PCI Interrupt 0000:0c:00.0[A] -> GSI 17 (level, low) -> IRQ 17
PCI: Setting latency timer of device 0000:0c:00.0 to 64
iwl4965: Detected Intel Wireless WiFi Link 4965AGN
iwl4965: Tunable channels: 13 802.11bg, 19 802.11a channels
phy0: Selected rate control algorithm 'iwl-4965-rs'
ACPI: PCI interrupt for device 0000:0c:00.0 disabled
input: 4965AGN as /devices/pci0000:00/0000:00:1c.5/0000:0c:00.0/input/input7
ACPI: PCI Interrupt 0000:0c:00.0[A] -> GSI 17 (level, low) -> IRQ 17
PM: Writing back config space on device 0000:0c:00.0 at offset 1 (was 40100102, writing 40100106)
firmware: requesting iwlwifi-4965-1.ucode
Registered led device: iwl-phy0:radio
Registered led device: iwl-phy0:assoc
Registered led device: iwl-phy0:RX
Registered led device: iwl-phy0:TX
ADDRCONF(NETDEV_UP): wlan0: link is not ready
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notHerbert
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PostPosted: Sun Oct 12, 2008 3:54 am    Post subject: Reply with quote

Maybe this can help http://forums.gentoo.org/viewtopic-t-707893.html
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zephir
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PostPosted: Sun Oct 12, 2008 8:24 am    Post subject: Reply with quote

Ok, thanks a lot!

I've followed the guide using all configuration on the post and now I'm able to use wpa_supplicant to connect, but every time I boot I have to run modprobe iwl4965.

I don't make it [SOLVED] in order to find a solution.
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zephir
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PostPosted: Mon Oct 13, 2008 8:11 am    Post subject: Reply with quote

Finally I found the solution to my problem.
I've recompiled kernel with Wireless MAC and 4965 Drivers, inside the kernel, with [*], not with [M]. Now I've everything working.
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