Bonjour , je me suis mis en wifi avec un partage de connexion par cable usb . J'ai un probème , j'ai installé ubuntu 15.04 en dual boot avec une clef usb bootable , au début tout marchait bien ensuite j'ai rencontré un problème , les reseaux wifi ne sont plus détectés lorsque je clique sur le logo wifi , en utilisant le wifichek.log ,en tapant les commandes cela me donne :
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=15.04
DISTRIB_CODENAME=vivid
DISTRIB_DESCRIPTION="Ubuntu 15.04"
>> lsusb
Bus 003 Device 004: ID 0a5c:5800 Broadcom Corp. BCM5880 Secure Applications Processor
Bus 003 Device 003: ID 0c45:6708 Microdia
Bus 003 Device 002: ID 8087:8001 Intel Corp.
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 003: ID 413c:81b1 Dell Computer Corp.
Bus 001 Device 002: ID 03eb:8a83 Atmel Corp.
Bus 001 Device 004: ID 05ac:12a8 Apple, Inc.
Bus 001 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 Ethernet Connection (3) I218-LM [8086:15a2] (rev 03)
Subsystem: Dell Device [1028:062d]
Kernel driver in use: e1000e
00:1b.0 Audio device [0403]: Intel Corporation Wildcat Point-LP High Definition Audio Controller [8086:9ca0] (rev 03)
--
02:00.0 Network controller [0280]: Intel Corporation Wireless 7265 [8086:095a] (rev 59)
Subsystem: Intel Corporation Dual Band Wireless-AC 7265 [8086:5410]
Kernel driver in use: iwlwifi
>> sudo lshw -C network
*-network
description: Ethernet interface
product: Ethernet Connection (3) I218-LM
vendor: Intel Corporation
physical id: 19
bus info: pci@0000:00:19.0
logical name: eth0
version: 03
serial: 84:7b:eb:24:9e:ca
capacity: 1Gbit/s
width: 32 bits
clock: 33MHz
capabilities: 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=2.3.2-k firmware=0.2-3 latency=0 link=no multicast=yes port=twisted pair
resources: irq:44 memory:f7200000-f721ffff memory:f7243000-f7243fff ioport:f080(size=32)
*-network DISABLED
description: Wireless interface
product: Wireless 7265
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlan0
version: 59
serial: 48:45:20:93:29:f2
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=3.19.0-15-generic firmware=25.15.12.0 latency=0 link=no multicast=yes wireless=IEEE 802.11abgn
resources: irq:47 memory:f7000000-f7001fff
*-network:0 DISABLED
description: Ethernet interface
physical id: 1
logical name: wwan0
serial: 66:f9:9e:e4:4a:f9
capabilities: ethernet physical
configuration: broadcast=yes driver=cdc_mbim driverversion=22-Aug-2005 firmware=CDC MBIM link=no multicast=yes
*-network:1
description: Ethernet interface
physical id: 2
bus info: usb@1:2
logical name: eth1
serial: 3e:2e:ff:12:1e:d0
capabilities: ethernet physical
configuration: broadcast=yes driver=ipheth ip=172.20.10.14 link=yes multicast=yes
>> lsmod
Module Size Used by
ipheth 16384 0
snd_hda_codec_hdmi 49152 1
intel_rapl 20480 0
iosf_mbi 16384 1 intel_rapl
x86_pkg_temp_thermal 16384 0
intel_powerclamp 20480 0
coretemp 16384 0
kvm_intel 139264 0
kvm 417792 1 kvm_intel
dell_wmi 16384 0
sparse_keymap 16384 1 dell_wmi
crc32_pclmul 16384 0
aesni_intel 20480 0
uvcvideo 73728 0
joydev 20480 0
videobuf2_vmalloc 16384 1 uvcvideo
dell_laptop 16384 0
videobuf2_memops 16384 1 videobuf2_vmalloc
arc4 16384 2
dcdbas 16384 1 dell_laptop
videobuf2_core 49152 1 uvcvideo
aes_i586 20480 1 aesni_intel
xts 16384 1 aesni_intel
lrw 16384 1 aesni_intel
iwlmvm 253952 0
i8k 16384 0
gf128mul 16384 2 lrw,xts
ablk_helper 16384 1 aesni_intel
mac80211 626688 1 iwlmvm
cryptd 16384 1 ablk_helper
v4l2_common 16384 1 videobuf2_core
videodev 139264 3 uvcvideo,v4l2_common,videobuf2_core
cdc_mbim 16384 0
cdc_wdm 20480 1 cdc_mbim
media 24576 2 uvcvideo,videodev
cdc_ncm 28672 1 cdc_mbim
iwlwifi 167936 1 iwlmvm
dell_led 16384 1
usbnet 40960 2 cdc_mbim,cdc_ncm
snd_soc_rt5640 69632 0
snd_hda_codec_realtek 73728 1
mii 16384 1 usbnet
snd_soc_rl6231 16384 1 snd_soc_rt5640
snd_hda_codec_generic 65536 1 snd_hda_codec_realtek
snd_soc_core 167936 1 snd_soc_rt5640
i915 937984 7
snd_compress 20480 1 snd_soc_core
snd_hda_intel 32768 5
serio_raw 16384 0
snd_pcm_dmaengine 16384 1 snd_soc_core
snd_hda_controller 32768 1 snd_hda_intel
cfg80211 462848 3 iwlwifi,mac80211,iwlmvm
snd_hda_codec 122880 5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel,snd_hda_controller
drm_kms_helper 106496 1 i915
snd_hwdep 16384 1 snd_hda_codec
lpc_ich 20480 0
drm 286720 6 i915,drm_kms_helper
snd_pcm 94208 7 snd_soc_rt5640,snd_soc_core,snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_controller,snd_pcm_dmaengine
mei_me 20480 0
mei 73728 1 mei_me
hid_multitouch 20480 0
shpchp 32768 0
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
i2c_algo_bit 16384 1 i915
wmi 20480 2 dell_led,dell_wmi
snd_rawmidi 28672 1 snd_seq_midi
snd_seq 57344 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
8250_fintek 16384 0
int3403_thermal 16384 0
snd_timer 28672 2 snd_pcm,snd_seq
snd 69632 23 snd_hda_codec_realtek,snd_soc_core,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_compress
dw_dmac 16384 0
soundcore 16384 2 snd,snd_hda_codec
dw_dmac_core 24576 1 dw_dmac
i2c_hid 20480 0
video 20480 1 i915
mac_hid 16384 0
i2c_designware_platform 16384 0
i2c_designware_core 16384 1 i2c_designware_platform
snd_soc_sst_acpi 16384 0
int3402_thermal 16384 0
8250_dw 16384 0
spi_pxa2xx_platform 24576 0
int3400_thermal 16384 0
processor_thermal_device 16384 0
acpi_pad 16384 0
acpi_thermal_rel 16384 1 int3400_thermal
parport_pc 32768 0
ppdev 20480 0
lp 20480 0
parport 40960 3 lp,ppdev,parport_pc
autofs4 40960 2
hid_generic 16384 0
usbhid 49152 0
hid 98304 4 i2c_hid,hid_multitouch,hid_generic,usbhid
e1000e 217088 0
sdhci_pci 20480 0
ahci 28672 2
psmouse 106496 0
ptp 20480 1 e1000e
libahci 32768 1 ahci
pps_core 20480 1 ptp
sdhci_acpi 16384 0
sdhci 45056 2 sdhci_acpi,sdhci_pci
>> iwconfig
wlan0 IEEE 802.11abgn 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 84:7b:eb:24:9e:ca
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)
Interrupt:20 Memory:f7200000-f7220000
eth1 Link encap:Ethernet HWaddr 3e:2e:ff:12:1e:d0
inet addr:172.20.10.14 Bcast:172.20.10.15 Mask:255.255.255.240
inet6 addr: fe80::3c2e:ffff:fe12:1ed0/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:11539 errors:0 dropped:0 overruns:0 frame:0
TX packets:8969 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:9817909 (9.8 MB) TX bytes:1383672 (1.3 MB)
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:65536 Metric:1
RX packets:939 errors:0 dropped:0 overruns:0 frame:0
TX packets:939 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:96133 (96.1 KB) TX bytes:96133 (96.1 KB)
wlan0 Link encap:Ethernet HWaddr 48:45:20:93:29:f2
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)
wwan0 Link encap:Ethernet HWaddr 66:f9:9e:e4:4a:f9
BROADCAST NOARP 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)
>> sudo iwlist scan
>> uname -r -m
3.19.0-15-generic i686
>> 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 RATE SIGNAL BARS SECURITY
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
Wired connection 1 35ecf594-99f1-4a6d-a254-08a377f34dd9 802-3-ethernet --
Hotspot 2b184ec1-1b51-43a0-ad80-36582d0b53e0 802-11-wireless --
Eshel_Guest_3rd db92e4e3-fde5-4fd4-abe6-8319a000aad0 802-11-wireless --
SFR-6020 bec901d1-6549-468f-a5be-9ad5a26fc696 802-11-wireless --
Eshel_Guest_5th 4e35184a-5006-4ad8-9fde-dd9715a06c67 802-11-wireless --
SFR-6020 2 4db74f8b-d89d-4f0c-98f3-975288cb98a5 802-11-wireless --
iPhone de Mic 114141c6-70fc-440e-9ff8-3145f96046c7 802-11-wireless --
iPhone dd27614d-ef76-4791-8045-de8e29c23f13 802-11-wireless --
SFR-6020 1 e6ca8ce3-6bae-4459-ae88-9aebb0101932 802-11-wireless --
Eshel_Guest_5th_5g e98a10e5-deda-4234-ad6c-043a634fa425 802-11-wireless --
Wired connection 2 dc122623-3575-4a4a-ab40-2fff303f306a 802-3-ethernet eth1
>> nmcli connection status
>> sudo rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: yes
1: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: yes
2: dell-bluetooth: Bluetooth
Soft blocked: no
Hard blocked: yes
3: dell-wwan: Wireless WAN
Soft blocked: no
Hard blocked: yes
