Bonjour à tous
Je suis tout nouveau sur Ubuntu, et suis confronté à un problème de connection wifi.
Je disposais d'un HP pavilion sleekbook 15-b04 avec carte wifi Qualcomm Atheros AR9485, dont le disque dur a définitivement lâché. Je l'ai remplacé et ai installé Ubuntu 14 04 LTS. A présent le wifi est désactivé par un commutateur matériel (de plus l'ordi ne dispose pas d'un tel commutateur "physique").
Le problème semble être du à: Hard blocked: yes
Voici le retour de commandes:
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.04
DISTRIB_CODENAME=trusty
DISTRIB_DESCRIPTION="Ubuntu 14.04.3 LTS"
>> lsusb
Bus 004 Device 003: ID 04f2:b35f Chicony Electronics Co., Ltd
Bus 004 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> lspci -k -nn | grep -A 3 -i net
01:00.0 Network controller [0280]: Qualcomm Atheros AR9485 Wireless Network Adapter [168c:0032] (rev 01)
Subsystem: Hewlett-Packard Company AR9485/HB125 802.11bgn 1×1 Wi-Fi Adapter [103c:1838]
Kernel driver in use: ath9k
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller [10ec:8136] (rev 05)
Subsystem: Hewlett-Packard Company Device [103c:1900]
Kernel driver in use: r8169
03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5229 PCI Express Card Reader [10ec:5229] (rev 01)
>> sudo lshw -C network
*-network DÉSACTIVÉ
description: Interface réseau sans fil
produit: AR9485 Wireless Network Adapter
fabriquant: Qualcomm Atheros
identifiant matériel: 0
information bus: pci@0000:01:00.0
nom logique: wlan0
version: 01
numéro de série: 20:68:9d:98:db:14
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list rom ethernet physical wireless
configuration: broadcast=yes driver=ath9k driverversion=4.2.0-22-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11bgn
ressources: irq:16 mémoire:c2500000-c257ffff mémoire:c2580000-c258ffff
*-network
description: Ethernet interface
produit: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: eth0
version: 05
numéro de série: 84:34:97:71:95:4f
taille: 100Mbit/s
capacité: 100Mbit/s
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl_nic/rtl8105e-1.fw ip=192.168.178.30 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
ressources: irq:25 portE/S:3000(taille=256) mémoire:c2404000-c2404fff mémoire:c2400000-c2403fff
>> lsmod
Module Size Used by
pci_stub 16384 1
vboxpci 24576 0
vboxnetadp 28672 0
vboxnetflt 28672 0
vboxdrv 413696 3 vboxnetadp,vboxnetflt,vboxpci
bnep 20480 2
rfcomm 69632 0
bluetooth 512000 10 bnep,rfcomm
nls_iso8859_1 16384 1
uvcvideo 90112 0
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_core 49152 1 uvcvideo
v4l2_common 16384 1 videobuf2_core
snd_hda_codec_hdmi 49152 1
videodev 172032 3 uvcvideo,v4l2_common,videobuf2_core
intel_rapl 20480 0
arc4 16384 2
iosf_mbi 16384 1 intel_rapl
media 24576 2 uvcvideo,videodev
x86_pkg_temp_thermal 16384 0
snd_hda_codec_idt 57344 1
ath9k 143360 0
snd_hda_codec_generic 73728 1 snd_hda_codec_idt
intel_powerclamp 16384 0
snd_hda_intel 36864 3
snd_hda_codec 135168 4 snd_hda_codec_hdmi,snd_hda_codec_idt,snd_hda_codec_generic,snd_hda_intel
ath9k_common 36864 1 ath9k
ath9k_hw 466944 2 ath9k_common,ath9k
snd_hda_core 65536 5 snd_hda_codec_hdmi,snd_hda_codec_idt,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel
coretemp 16384 0
snd_hwdep 16384 1 snd_hda_codec
crct10dif_pclmul 16384 0
ath 32768 3 ath9k_common,ath9k,ath9k_hw
hp_wmi 16384 0
snd_pcm 102400 4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core
mac80211 729088 1 ath9k
i915 1126400 3
sparse_keymap 16384 1 hp_wmi
crc32_pclmul 16384 0
cfg80211 540672 4 ath,ath9k_common,ath9k,mac80211
drm_kms_helper 126976 1 i915
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
drm 360448 5 i915,drm_kms_helper
snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi
hp_accel 28672 0
cryptd 20480 0
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_pcm,snd_seq
joydev 20480 0
rtsx_pci_ms 20480 0
input_leds 16384 0
memstick 20480 1 rtsx_pci_ms
serio_raw 16384 0
parport_pc 32768 0
lis3lv02d 20480 1 hp_accel
mei_me 32768 0
snd 81920 17 snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_hda_codec_idt,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device
mei 98304 1 mei_me
video 36864 1 i915
i2c_algo_bit 16384 1 i915
input_polldev 16384 1 lis3lv02d
soundcore 16384 1 snd
ppdev 20480 0
wmi 20480 1 hp_wmi
lp 20480 0
shpchp 36864 0
lpc_ich 24576 0
hp_wireless 16384 0
parport 49152 3 lp,ppdev,parport_pc
mac_hid 16384 0
rtsx_pci_sdmmc 24576 0
rtsx_pci 53248 2 rtsx_pci_ms,rtsx_pci_sdmmc
psmouse 126976 0
ahci 36864 3
libahci 32768 1 ahci
r8169 81920 0
mii 16384 1 r8169
>> iwconfig
wlan0 IEEE 802.11bgn ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=off
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
>> ifconfig -a
eth0 Link encap:Ethernet HWaddr 84:34:97:71:95:4f
inet adr:192.168.178.30 Bcast:192.168.178.255 Masque:255.255.255.0
adr inet6: 2a02:678:404:6400:8634:97ff:fe71:954f/64 Scope:Global
adr inet6: 2a02:678:404:6400:946f:5546:d72c:83bc/64 Scope:Global
adr inet6: fe80::8634:97ff:fe71:954f/64 Scope:Lien
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Packets reçus:50752 erreurs:0 :0 overruns:0 frame:0
TX packets:40682 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:49928946 (49.9 MB) Octets transmis:7273636 (7.2 MB)
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:9725 erreurs:0 :0 overruns:0 frame:0
TX packets:9725 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:0
Octets reçus:1179853 (1.1 MB) Octets transmis:1179853 (1.1 MB)
wlan0 Link encap:Ethernet HWaddr 20:68:9d:98:db:14
BROADCAST 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
>> uname -r -m
4.2.0-22-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
NetworkManager Tool
State: connected (global)
- Device: eth0 [Connexion filaire 1] ------------------------------------------
Type: Wired
Driver: r8169
State: connected
Default: yes
HW Address: 84:34:97:71:95:4F
Capabilities:
Carrier Detect: yes
Speed: 100 Mb/s
Wired Properties
Carrier: on
IPv4 Settings:
Address: 192.168.178.30
Prefix: 24 (255.255.255.0)
Gateway: 192.168.178.1
DNS: 192.168.178.1
IPv6 Settings:
Address: 2a02:678:404:6400:946f:5546:d72c:83bc
Prefix: 64
Gateway: fe80::ca0e:14ff:fe56:2d1b
Address: 2a02:678:404:6400:8634:97ff:fe71:954f
Prefix: 64
Gateway: fe80::ca0e:14ff:fe56:2d1b
Address: fe80::8634:97ff:fe71:954f
Prefix: 64
Gateway: fe80::ca0e:14ff:fe56:2d1b
DNS: fd00::ca0e:14ff:fe56:2d1b
- Device: wlan0 ----------------------------------------------------------------
Type: 802.11 WiFi
Driver: ath9k
State: unavailable
Default: no
HW Address: 20:68:9D:98:DB:14
Capabilities:
Wireless Properties
WEP Encryption: yes
WPA Encryption: yes
WPA2 Encryption: yes
Wireless Access Points
>> sudo rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: yes
Si vous avez quelque chose à proposer...
Merci d'avance
DgSl