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#1 Le 05/01/2017, à 14:10

rasko

Connexion impossible Wifi après installation Ubuntu 16.04 LTS

Salut à tous amis linuxiens !
Voilà je suis utilisateur lambda d'Ubuntu depuis quelques années, sans grande connaissance informatique.
Pour la première fois, j'ai un souci après une installation : la wifi. Alors j'ai installé Ubuntu 16.04 sur un Thinkpad X230. La carte est : Centrino Advanced-N 6205. Le réseau est bien détecté, mais quand je mets la clé pour me connecter à ma freebox, c'est le drame : ça tourne, ça tourne et ça me redemande indéfiniment le mdp. But why ?!

Ma connexion marche très bien, tous les autres appareils sont connectés à la wifi de ma Freebox sans aucun problème.
En outre je peux me connecter sur le thinkpad  en filaire, tout marche de ce côté là.

Je suppose que j'ai merdé quelque part, j'ai cherché un peu partout, bidouillé, mais je préfère vous demander plutôt que de hurler chez moi, boire trop de café et faire une manip que je finirais par regretter.

J'ai fait le script du wificheck que je pose là. Je suis évidemment à l'écoute de tous les conseils/avis/solutions de votre part.

>>    cat /etc/lsb-release 

DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.1 LTS"

>>    lsusb 

Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 005: ID 04f2:b2ea Chicony Electronics Co., Ltd Integrated Camera [ThinkPad]
Bus 001 Device 004: ID 0a5c:21e6 Broadcom Corp. BCM20702 Bluetooth 4.0 [ThinkPad]
Bus 001 Device 003: ID 147e:2020 Upek TouchChip Fingerprint Coprocessor (WBF advanced mode)
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 002: ID 0bdb:1926 Ericsson Business Mobile Networks BV 
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

>>    lspci -k -nn | grep -A 3 -i net 

00:19.0 Ethernet controller [0200]: Intel Corporation 82579LM Gigabit Network Connection [8086:1502] (rev 04)
	Subsystem: Lenovo 82579LM Gigabit Network Connection [17aa:21f3]
	Kernel driver in use: e1000e
	Kernel modules: e1000e
00:1a.0 USB controller [0c03]: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #2 [8086:1e2d] (rev 04)
--
03:00.0 Network controller [0280]: Intel Corporation Centrino Advanced-N 6205 [Taylor Peak] [8086:0085] (rev 34)
	Subsystem: Intel Corporation Centrino Advanced-N 6205 AGN [8086:1311]
	Kernel driver in use: iwlwifi
	Kernel modules: iwlwifi

>>    sudo lshw -C network 

  *-network
       description: Ethernet interface
       produit: 82579LM Gigabit Network Connection
       fabriquant: Intel Corporation
       identifiant matériel: 19
       information bus: pci@0000:00:19.0
       nom logique: enp0s25
       version: 04
       numéro de série: 3c:97:0e:a2:ab:5c
       taille: 1Gbit/s
       capacité: 1Gbit/s
       bits: 32 bits
       horloge: 33MHz
       fonctionnalités: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k duplex=full firmware=0.13-3 ip=192.168.0.37 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
       ressources: irq:26 mémoire:f2500000-f251ffff mémoire:f253b000-f253bfff portE/S:5080(taille=32)
  *-network
       description: Interface réseau sans fil
       produit: Centrino Advanced-N 6205 [Taylor Peak]
       fabriquant: Intel Corporation
       identifiant matériel: 0
       information bus: pci@0000:03:00.0
       nom logique: wlp3s0
       version: 34
       numéro de série: 6c:88:14:81:f6:f0
       bits: 64 bits
       horloge: 33MHz
       fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlwifi driverversion=4.4.0-57-generic firmware=18.168.6.1 latency=0 link=no multicast=yes wireless=IEEE 802.11abgn
       ressources: irq:30 mémoire:f1c00000-f1c01fff
  *-network DÉSACTIVÉ
       description: Ethernet interface
       identifiant matériel: 2
       nom logique: wwp0s20u4i6
       numéro de série: ce:7b:88:54:b1:32
       fonctionnalités: ethernet physical
       configuration: broadcast=yes driver=cdc_mbim driverversion=22-Aug-2005 firmware=CDC MBIM link=no multicast=yes

>>    lsmod 

Module                  Size  Used by
cpuid                  16384  0
rfcomm                 69632  2
bnep                   20480  2
intel_rapl             20480  0
x86_pkg_temp_thermal    16384  0
intel_powerclamp       16384  0
coretemp               16384  0
kvm                   540672  0
btusb                  45056  0
irqbypass              16384  1 kvm
btrtl                  16384  1 btusb
crct10dif_pclmul       16384  0
crc32_pclmul           16384  0
arc4                   16384  2
btbcm                  16384  1 btusb
btintel                16384  1 btusb
ghash_clmulni_intel    16384  0
aesni_intel           167936  0
bluetooth             520192  29 bnep,btbcm,btrtl,btusb,rfcomm,btintel
iwldvm                233472  0
aes_x86_64             20480  1 aesni_intel
lrw                    16384  1 aesni_intel
mac80211              737280  1 iwldvm
gf128mul               16384  1 lrw
glue_helper            16384  1 aesni_intel
ablk_helper            16384  1 aesni_intel
cryptd                 20480  3 ghash_clmulni_intel,aesni_intel,ablk_helper
snd_hda_codec_hdmi     53248  1
uvcvideo               90112  0
videobuf2_vmalloc      16384  1 uvcvideo
videobuf2_memops       16384  1 videobuf2_vmalloc
snd_hda_codec_realtek    86016  1
videobuf2_v4l2         28672  1 uvcvideo
snd_hda_codec_generic    77824  1 snd_hda_codec_realtek
input_leds             16384  0
videobuf2_core         36864  2 uvcvideo,videobuf2_v4l2
v4l2_common            16384  1 videobuf2_v4l2
joydev                 20480  0
cdc_mbim               16384  0
serio_raw              16384  0
snd_hda_intel          40960  3
cdc_ncm                32768  1 cdc_mbim
snd_hda_codec         135168  4 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel
iwlwifi               200704  1 iwldvm
usbnet                 45056  2 cdc_mbim,cdc_ncm
snd_hda_core           73728  5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel
mii                    16384  1 usbnet
videodev              176128  4 uvcvideo,v4l2_common,videobuf2_core,videobuf2_v4l2
cdc_wdm                20480  2 cdc_mbim
snd_hwdep              16384  1 snd_hda_codec
media                  24576  2 uvcvideo,videodev
cdc_acm                36864  0
cfg80211              565248  3 iwlwifi,mac80211,iwldvm
snd_pcm               106496  4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core
mei_me                 36864  0
thinkpad_acpi          90112  1
mei                    98304  1 mei_me
nvram                  16384  1 thinkpad_acpi
shpchp                 36864  0
lpc_ich                24576  0
snd_seq_midi           16384  0
snd_seq_midi_event     16384  1 snd_seq_midi
snd_rawmidi            32768  1 snd_seq_midi
snd_seq                69632  2 snd_seq_midi_event,snd_seq_midi
snd_seq_device         16384  3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer              32768  2 snd_pcm,snd_seq
snd                    81920  18 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,thinkpad_acpi,snd_seq_device
soundcore              16384  1 snd
mac_hid                16384  0
parport_pc             32768  0
ppdev                  20480  0
lp                     20480  0
parport                49152  3 lp,ppdev,parport_pc
autofs4                40960  2
i915                 1208320  6
i2c_algo_bit           16384  1 i915
psmouse               131072  0
drm_kms_helper        155648  1 i915
e1000e                237568  0
ptp                    20480  1 e1000e
ahci                   36864  2
syscopyarea            16384  1 drm_kms_helper
pps_core               20480  1 ptp
sdhci_pci              28672  0
sysfillrect            16384  1 drm_kms_helper
libahci                32768  1 ahci
sysimgblt              16384  1 drm_kms_helper
sdhci                  45056  1 sdhci_pci
fb_sys_fops            16384  1 drm_kms_helper
drm                   364544  8 i915,drm_kms_helper
wmi                    20480  0
fjes                   28672  0
video                  40960  2 i915,thinkpad_acpi
>>    iwconfig 

wlp3s0    IEEE 802.11abgn  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=15 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:on
          

>>    ifconfig -a 

enp0s25   Link encap:Ethernet  HWaddr 3c:97:0e:a2:ab:5c  
          inet adr:192.168.0.37  Bcast:192.168.0.255  Masque:255.255.255.0
          adr inet6: fe80::5f9b:5d11:8c16:ea2f/64 Scope:Lien
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          Packets reçus:4098 erreurs:0 :5 overruns:0 frame:0
          TX packets:3943 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000 
          Octets reçus:1987390 (1.9 MB) Octets transmis:499048 (499.0 KB)
          Interruption:20 Mémoire:f2500000-f2520000 

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:65536  Metric:1
          Packets reçus:1370 erreurs:0 :0 overruns:0 frame:0
          TX packets:1370 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1 
          Octets reçus:111571 (111.5 KB) Octets transmis:111571 (111.5 KB)

wlp3s0    Link encap:Ethernet  HWaddr 6c:88:14:81:f6:f0  
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          Packets reçus:1 erreurs:0 :0 overruns:0 frame:0
          TX packets:1 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000 
          Octets reçus:113 (113.0 B) Octets transmis:155 (155.0 B)

wwp0s20u4i6 Link encap:Ethernet  HWaddr ce:7b:88:54:b1:32  
          BROADCAST NOARP MULTICAST  MTU:1500  Metric:1
          Packets reçus:0 erreurs:0 :0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000 
          Octets reçus:0 (0.0 B) Octets transmis:0 (0.0 B)


>>    sudo iwlist scan 

wlp3s0    Scan completed :
          Cell 01 - Address: F4:CA:E5:9C:F4:E0
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=70/70  Signal level=-24 dBm  
                    Encryption key:on
                    ESSID:"Freebox-5A8B27"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000000c213b3cff
                    Extra: Last beacon: 3136ms ago
                    IE: Unknown: 000E46726565626F782D354138423237
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030101
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1AEE0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1601050600000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 02 - Address: F4:CA:E5:9C:F4:E1
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=70/70  Signal level=-22 dBm  
                    Encryption key:off
                    ESSID:"FreeWifi"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000000c213ac4eb
                    Extra: Last beacon: 3132ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030101
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1AEE0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1601050600000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 03 - Address: F4:CA:E5:9C:F4:E2
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=70/70  Signal level=-22 dBm  
                    Encryption key:on
                    ESSID:"FreeWifi_secure"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000000c213a4bf7
                    Extra: Last beacon: 3116ms ago
                    IE: Unknown: 000F46726565576966695F736563757265
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030101
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : 802.1x
                    IE: Unknown: 2D1AEE0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1601050600000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 04 - Address: 48:83:C7:1E:4D:D0
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=65/70  Signal level=-45 dBm  
                    Encryption key:on
                    ESSID:"Bbox-CA2AB81E"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
                              24 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=000000396bdf446e
                    Extra: Last beacon: 2764ms ago
                    IE: Unknown: 000D42626F782D4341324142383145
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 03010B
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AFC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D160B080400000000000000000000000000000000000000
                    IE: Unknown: DD090010180201F02C0000
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 05 - Address: 44:CE:7D:9B:18:1C
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=33/70  Signal level=-77 dBm  
                    Encryption key:on
                    ESSID:"SFR_1818"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
                              24 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=000002a6171e7074
                    Extra: Last beacon: 12360ms ago
                    IE: Unknown: 00085346525F31383138
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 03010B
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D160B000000000000000000000000000000000000000000
                    IE: Unknown: DD8A0050F204104A0001101044000102103B00010310470010000000000000000000000000000000001021000C4E423656322D4658432D72301023000C4E423656322D4658432D72301024000C4E423656322D4658432D72301042000C3434434537443942313831381054000800060050F2040001101100085346525F31383138100800020084103C000101
                    IE: Unknown: DD090010180200F02C0000
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 06 - Address: 64:7C:34:BA:3F:36
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=30/70  Signal level=-80 dBm  
                    Encryption key:on
                    ESSID:"Bbox-7A626CDD"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
                              24 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=000000039b5d5444
                    Extra: Last beacon: 12248ms ago
                    IE: Unknown: 000D42626F782D3741363236434444
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 03010B
                    IE: Unknown: 2A0104
                    IE: Unknown: 2F0104
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AFC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D160B080400000000000000000000000000000000000000
                    IE: Unknown: DD090010180201F02C0000
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 07 - Address: 48:83:C7:1E:4D:D4
                    Channel:40
                    Frequency:5.2 GHz (Channel 40)
                    Quality=56/70  Signal level=-54 dBm  
                    Encryption key:on
                    ESSID:"Bbox-CA2AB81E-5GHz"
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s
                              36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000000e7912d2d3
                    Extra: Last beacon: 2592ms ago
                    IE: Unknown: 001242626F782D43413241423831452D3547487A
                    IE: Unknown: 01088C129824B048606C
                    IE: Unknown: 030128
                    IE: Unknown: 050B0001000000000000000000
                    IE: Unknown: 07104652202401172801172C011730011700
                    IE: Unknown: 200100
                    IE: Unknown: 2D1A4E0017FFFFFFFFFEFFFFFFFF1F00000100000000000000000000
                    IE: Unknown: 3D16280F0000000000000000000000000000000000000000
                    IE: Unknown: DD180050F2020101010003A4000027A4000042435E0062322F00
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD0A002686010300DD000001
                    IE: Unknown: DD0600904C030001
          Cell 08 - Address: DC:71:44:F0:31:B8
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=28/70  Signal level=-82 dBm  
                    Encryption key:on
                    ESSID:"Bbox-A7AB2D20"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=00000001ffdf1f52
                    Extra: Last beacon: 12464ms ago
                    IE: Unknown: 000D42626F782D4137414232443230
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030106
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1AEC0103FFFF0000000000000000000000000000000C0000000000
                    IE: Unknown: 3D1606000000000000000000000000000000000000000000
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B05000006127A
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4307000000
                    IE: Unknown: 0706465220010D10
                    IE: Unknown: DDA70050F204104A0001101044000102103B00010310470010420F8E6EC5B241698AA884225AF0B3CD1021001A43656C656E6F20436F6D6D756E69636174696F6E2C20496E632E1023001743656C656E6F20576972656C65737320415020322E344710240006434C313830301042000831323334353637381054000800060050F20400011011000C43656C656E6F4150322E344710080002210C103C0001011049000600372A000120
          Cell 09 - Address: 64:7C:34:12:A7:2C
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=25/70  Signal level=-85 dBm  
                    Encryption key:on
                    ESSID:"Bbox-9C41AA4A"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=0000003d1c059a9b
                    Extra: Last beacon: 12364ms ago
                    IE: Unknown: 000D42626F782D3943343141413441
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 03010B
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1AEC0103FFFFFF00000000000000000000000000000C1846471100
                    IE: Unknown: 3D160B000000000000000000000000000000000000000000
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B0500000E127A
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4307000000
                    IE: Unknown: 0706465220010D10
          Cell 10 - Address: F4:CA:E5:D3:7B:C5
                    Channel:2
                    Frequency:2.417 GHz (Channel 2)
                    Quality=22/70  Signal level=-88 dBm  
                    Encryption key:off
                    ESSID:"FreeWifi"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000026dc9210160
                    Extra: Last beacon: 12544ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030102
                    IE: Unknown: 050400020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1AEC0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1602001700000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 11 - Address: 14:0C:76:8E:92:BA
                    Channel:4
                    Frequency:2.427 GHz (Channel 4)
                    Quality=23/70  Signal level=-87 dBm  
                    Encryption key:off
                    ESSID:"FreeWifi"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001f5636f015f
                    Extra: Last beacon: 12516ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030104
                    IE: Unknown: 050401020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1604000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 12 - Address: 14:0C:76:33:8D:BD
                    Channel:3
                    Frequency:2.422 GHz (Channel 3)
                    Quality=23/70  Signal level=-87 dBm  
                    Encryption key:off
                    ESSID:"FreeWifi"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000013c70b2015f
                    Extra: Last beacon: 3180ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030103
                    IE: Unknown: 050400020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1AEC0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1603000400000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 13 - Address: 14:0C:76:8E:92:BB
                    Channel:4
                    Frequency:2.427 GHz (Channel 4)
                    Quality=31/70  Signal level=-79 dBm  
                    Encryption key:on
                    ESSID:"FreeWifi_secure"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001f563fd815f
                    Extra: Last beacon: 3144ms ago
                    IE: Unknown: 000F46726565576966695F736563757265
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030104
                    IE: Unknown: 050400020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : 802.1x
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1604000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 14 - Address: 14:0C:76:8E:92:B9
                    Channel:4
                    Frequency:2.427 GHz (Channel 4)
                    Quality=27/70  Signal level=-83 dBm  
                    Encryption key:on
                    ESSID:"Freebox-8E92B8"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001f563ff015f
                    Extra: Last beacon: 3112ms ago
                    IE: Unknown: 000E46726565626F782D384539324238
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030104
                    IE: Unknown: 050401020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1604000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 15 - Address: 32:62:3F:0E:7F:85
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=24/70  Signal level=-86 dBm  
                    Encryption key:on
                    ESSID:""
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s
                              36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001a25da6e94f
                    Extra: Last beacon: 2804ms ago
                    IE: Unknown: 0000
                    IE: Unknown: 010482848B96
                    IE: Unknown: 03010B
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 050400010002
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 2A0104
                    IE: Unknown: 32080C1218243048606C


>>    uname -r -m 

4.4.0-57-generic x86_64

>>    cat /etc/network/interfaces 

# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback

>>    nm-tool 


>>    nmcli dev wifi 

*  SSID                MODE   CHAN  DÉBIT    SIGNAL  BARS  SÉCURITÉ    
   FreeWifi            Infra  1     54 Mo/s  100     ▂▄▆█  --          
   FreeWifi_secure     Infra  1     54 Mo/s  100     ▂▄▆█  WPA2 802.1X 
   Freebox-5A8B27      Infra  1     54 Mo/s  100     ▂▄▆█  WPA2        
   Bbox-CA2AB81E       Infra  11    54 Mo/s  92      ▂▄▆█  WPA1 WPA2   
   Bbox-CA2AB81E-5GHz  Infra  40    54 Mo/s  77      ▂▄▆_  WPA1 WPA2   
   SFR_1818            Infra  11    54 Mo/s  39      ▂▄__  WPA1        
   FreeWifi_secure     Infra  4     54 Mo/s  35      ▂▄__  WPA2 802.1X 
   Bbox-7A626CDD       Infra  11    54 Mo/s  34      ▂▄__  WPA1 WPA2   
   Bbox-A7AB2D20       Infra  6     54 Mo/s  30      ▂___  WPA1 WPA2   
   Freebox-8E92B8      Infra  4     54 Mo/s  29      ▂___  WPA1        
   Bbox-9C41AA4A       Infra  11    54 Mo/s  25      ▂___  WPA1 WPA2   
   --                  Infra  11    54 Mo/s  24      ▂___  WPA2        
   FreeWifi            Infra  3     54 Mo/s  22      ▂___  --          
   FreeWifi            Infra  4     54 Mo/s  22      ▂___  --          
   FreeWifi            Infra  2     54 Mo/s  20      ▂___  --          

>>    nmcli connection show 

NOM                  UUID                                  TYPE             PÉRIPHÉRIQUE 
Connexion filaire 1  a46848e7-3e4d-38d2-b18e-ba9950e0f2f8  802-3-ethernet   enp0s25      
Bbox-7A626CDD        9a63a984-f5ab-4ade-af54-5f712885c445  802-11-wireless  --           
Freebox-5A8B27       b7bc3180-48bc-4b88-b0bc-2680693b96ab  802-11-wireless  --           

>>    sudo rfkill list 

0: tpacpi_bluetooth_sw: Bluetooth
	Soft blocked: no
	Hard blocked: no
1: tpacpi_wwan_sw: Wireless WAN
	Soft blocked: no
	Hard blocked: no
2: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no
3: hci0: Bluetooth
	Soft blocked: no
	Hard blocked: no

Dernière modification par rasko (Le 05/01/2017, à 14:17)

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#2 Le 05/01/2017, à 17:29

xubu1957

Re : Connexion impossible Wifi après installation Ubuntu 16.04 LTS

Bonjour,

dans ton retour :

1: tpacpi_wwan_sw: Wireless WAN
	Soft blocked: no
	Hard blocked: no
2: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no

1 ) Deux modules wifi pour gérer la même carte et qui génère un conflit, je ne connais pas la commande qui marche pour le thinkpad.

sTraTe a écrit :

Trouvé !

J'avais la solution sous les yeux depuis le départ. J'avais deux modules wifi pour gérer la même carte et qui générait un conflit.

rfkill list
0: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
1: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no
2: acer-wireless: Wireless LAN
    Soft blocked: yes
    Hard blocked: no

Pour simplifier j'ai blacklisté le module réseau acer (sur un ordi HP...). J'imagine qu'il doit y avoir un moyen de désinstaller le bouzin. Mais en tout cas ça a marché, pour le moment je laisse comme ça.

echo "blacklist acer-wmi" | sudo tee -a /etc/modprobe.d/blacklist.conf

2 ) d'après ce fil  : http://askubuntu.com/questions/530031/l … rd-blocked

traduction a écrit :

J'ai trébuché sur la solution d'un ami qui avait un problème similaire sur un vieux Inspiron Dell. Le E540, et probablement des modèles semblables Thinkpad, désactive automatiquement la carte sans fil quand un câble Ethernet / modem usb est connecté avant le démarrage. Cette fonctionnalité est très bien pour Windows où Fn + F8 bascule effectivement le bloc dur, mais sur linux il nécessite un redémarrage avec toutes les connexions LAN supprimé.

Donc, la solution pour l'instant est de ne connecter mon modem 3G qu'après le démarrage.

Mettre à jour:

Si quelqu'un sait comment basculer les connexions réseau bloquées dur dans linux, s'il vous plaît pour ajouter une réponse, il s'agit vraiment d'une solution provisoire qui ne résout pas le problème sous-jacent.

Regardes, dans la notice de l'ordi, si dans le BIOS,  il existe une possibilité de modifier la fonction wifi !

Dernière modification par xubu1957 (Le 05/01/2017, à 17:31)


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Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

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