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#1 Le 14/02/2009, à 12:08

mia_26

Suite à une mise à jour du noyau perte du wifi RT61

Bonjour,
suite à une mise a jour de mon noyau, j'ai perdu ma connexion wifi.
J'ai lu les différents posts du forum pour trouver une solution.
J'ai un peu tout essayé et je crois que du coup j'ai fait de grosses bétises.

Est ce que quelqu'un peut m'aider à résoudre mon problème et m'expliquer une manière de ne plus avoir ce problème à chaque changement de noyau.
(Parce que j'ai déjà eu ce soucis et en faite je faisais une réinstallation complète d'ubuntu quand j'avais ce soucis et j'ai envie d'apprendre une méthode moins bourrine).

Merci beaucoup...
Voici un peu de lecture

cat /etc/lsb-release

DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=8.10
DISTRIB_CODENAME=intrepid
DISTRIB_DESCRIPTION="Ubuntu 8.10"

lsusb

Bus 004 Device 002: ID 045e:0040 Microsoft Corp. Wheel Mouse Optical
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub

lspci

00:00.0 Host bridge: Intel Corporation 82915G/P/GV/GL/PL/910GL Memory Controller Hub (rev 04)
00:01.0 PCI bridge: Intel Corporation 82915G/P/GV/GL/PL/910GL PCI Express Root Port (rev 04)
00:1b.0 Audio device: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) High Definition Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 1 (rev 03)
00:1c.1 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 2 (rev 03)
00:1d.0 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #1 (rev 03)
00:1d.1 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #2 (rev 03)
00:1d.2 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #3 (rev 03)
00:1d.3 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #4 (rev 03)
00:1d.7 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB2 EHCI Controller (rev 03)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev d3)
00:1f.0 ISA bridge: Intel Corporation 82801FB/FR (ICH6/ICH6R) LPC Interface Bridge (rev 03)
00:1f.1 IDE interface: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) IDE Controller (rev 03)
00:1f.2 IDE interface: Intel Corporation 82801FR/FRW (ICH6R/ICH6RW) SATA Controller (rev 03)
00:1f.3 SMBus: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) SMBus Controller (rev 03)
01:03.0 FireWire (IEEE 1394): Texas Instruments TSB43AB22/A IEEE-1394a-2000 Controller (PHY/Link)
01:04.0 Mass storage controller: Integrated Technology Express, Inc. IT/ITE8212 Dual channel ATA RAID controller (rev 13)
01:0a.0 Network controller: RaLink RT2561/RT61 802.11g PCI
02:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8053 PCI-E Gigabit Ethernet Controller (rev 15)
04:00.0 VGA compatible controller: ATI Technologies Inc RV380 0x3e50 [Radeon X600]
04:00.1 Display controller: ATI Technologies Inc RV380 [Radeon X600] (Secondary)

sudo lshw -C network

  *-network               
       description: Ethernet interface
       product: 88E8053 PCI-E Gigabit Ethernet Controller
       vendor: Marvell Technology Group Ltd.
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: eth0
       version: 15
       serial: 00:11:2f:4e:6a:2c
       size: 100MB/s
       capacity: 1GB/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm vpd msi pciexpress bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=sky2 driverversion=1.22 duplex=full firmware=N/A ip=192.168.0.11 latency=0 link=yes module=sky2 multicast=yes port=twisted pair speed=100MB/s
  *-network UNCLAIMED
       description: Network controller
       product: RT2561/RT61 802.11g PCI
       vendor: RaLink
       physical id: a
       bus info: pci@0000:01:0a.0
       version: 00
       width: 32 bits
       clock: 33MHz
       capabilities: pm cap_list
       configuration: latency=64
  *-network DISABLED
       description: Ethernet interface
       physical id: 1
       logical name: pan0
       serial: 32:eb:1b:41:04:75
       capabilities: ethernet physical
       configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A link=yes multicast=yes

lsmod

Module                  Size  Used by
af_packet              25728  2 
ipv6                  263972  17 
binfmt_misc            16904  1 
rfcomm                 44432  0 
bridge                 56980  0 
stp                    10628  1 bridge
bnep                   20480  2 
sco                    18308  2 
l2cap                  30464  6 rfcomm,bnep
bluetooth              61924  6 rfcomm,bnep,sco,l2cap
ppdev                  15620  0 
speedstep_lib          12676  0 
cpufreq_powersave       9856  0 
cpufreq_userspace      11396  0 
cpufreq_stats          13188  0 
cpufreq_conservative    14600  0 
cpufreq_ondemand       14988  0 
freq_table             12672  2 cpufreq_stats,cpufreq_ondemand
wmi                    14504  0 
container              11520  0 
pci_slot               12680  0 
sbs                    19464  0 
sbshc                  13440  1 sbs
video                  25232  0 
output                 11008  1 video
battery                18436  0 
iptable_filter         10752  0 
ip_tables              19600  1 iptable_filter
x_tables               22916  1 ip_tables
ac                     12292  0 
sbp2                   29324  0 
lp                     17156  0 
evdev                  17696  6 
snd_hda_intel         384176  2 
snd_pcm_oss            46848  0 
snd_mixer_oss          22784  1 snd_pcm_oss
arc4                    9984  0 
ecb                    10880  0 
snd_pcm                83204  2 snd_hda_intel,snd_pcm_oss
crypto_blkcipher       25476  1 ecb
fglrx                1813960  26 
snd_seq_dummy          10884  0 
parport_pc             39204  1 
parport                42604  3 ppdev,lp,parport_pc
snd_seq_oss            38528  0 
snd_seq_midi           14336  0 
snd_rawmidi            29824  1 snd_seq_midi
button                 14224  0 
snd_seq_midi_event     15232  2 snd_seq_oss,snd_seq_midi
pcspkr                 10624  0 
snd_seq                57776  6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
snd_timer              29960  2 snd_pcm,snd_seq
iTCO_wdt               18596  0 
snd_seq_device         15116  5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
iTCO_vendor_support    11652  1 iTCO_wdt
shpchp                 38036  0 
pci_hotplug            34976  1 shpchp
intel_agp              33724  0 
agpgart                42184  2 fglrx,intel_agp
snd                    63268  13 snd_hda_intel,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
soundcore              15328  1 snd
snd_page_alloc         16136  2 snd_hda_intel,snd_pcm
ext3                  133256  1 
jbd                    55828  1 ext3
mbcache                16004  1 ext3
sd_mod                 42392  4 
crc_t10dif              9984  1 sd_mod
sr_mod                 22212  0 
cdrom                  43168  1 sr_mod
pata_acpi              12160  0 
ahci                   37132  0 
usbhid                 35840  0 
hid                    50560  1 usbhid
sg                     39732  0 
ata_piix               24580  3 
ata_generic            12932  0 
pata_it821x            18820  0 
libata                178208  5 pata_acpi,ahci,ata_piix,ata_generic,pata_it821x
scsi_mod              155212  5 sbp2,sd_mod,sr_mod,sg,libata
ohci1394               37936  0 
ehci_hcd               43788  0 
uhci_hcd               30736  0 
dock                   16656  1 libata
ieee1394               96324  2 sbp2,ohci1394
usbcore               149360  4 usbhid,ehci_hcd,uhci_hcd
sky2                   53380  0 
thermal                23708  0 
processor              42156  1 thermal
fan                    12548  0 
fbcon                  47648  0 
tileblit               10880  1 fbcon
font                   16512  1 fbcon
bitblit                13824  1 fbcon
softcursor              9984  1 bitblit
fuse                   60828  5

iwconfig

lo        no wireless extensions.

eth0      no wireless extensions.

pan0      no wireless extensions.

ifconfig

eth0      Link encap:Ethernet  HWaddr 00:11:2f:4e:6a:2c  
          inet adr:192.168.0.11  Bcast:192.168.0.255  Masque:255.255.255.0
          adr inet6: fe80::211:2fff:fe4e:6a2c/64 Scope:Lien
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          Packets reçus:78273 erreurs:0 :0 overruns:0 frame:0
          TX packets:62192 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000 
          Octets reçus:96922845 (96.9 MB) Octets transmis:7112620 (7.1 MB)
          Interruption:17 

lo        Link encap:Boucle locale  
          inet adr:127.0.0.1  Masque:255.0.0.0
          adr inet6: ::1/128 Scope:Hôte
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          Packets reçus:97 erreurs:0 :0 overruns:0 frame:0
          TX packets:97 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:0 
          Octets reçus:10092 (10.0 KB) Octets transmis:10092 (10.0 KB)

sudo iwlist scan

lo        Interface doesn't support scanning.

eth0      Interface doesn't support scanning.

pan0      Interface doesn't support scanning.

uname -r -m

2.6.27-11-generic i686

cat  /etc/network/interfaces

auto lo
iface lo inet loopback

iface eth0 inet dhcp

auto eth1
iface eth1 inet dhcp

auto eth2
iface eth2 inet dhcp

auto ath0
iface ath0 inet dhcp

auto wlan0
iface wlan0 inet dhcp

iface ra1 inet dhcp
wireless-essid MA_WIFI_BOX
wireless-key MON_MOT_DE_PASSE

auto ra1

nm-tool

NetworkManager Tool

State: connected

- Device: eth0 ----------------------------------------------------------------
  Type:              Wired
  Driver:            sky2
  State:             connected
  Default:           yes
  HW Address:        00:11:2F:4E:6A:2C

  Capabilities:
    Supported:       yes
    Carrier Detect:  yes
    Speed:           100 Mb/s

  Wired Settings

  IPv4 Settings:
    Address:         MON_ADRESSE_IP
    Prefix:          24 (255.255.255.0)
    Gateway:         192.168.0.254

    DNS:             212.27.40.241
    DNS:             212.27.40.240