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#1 Le 20/11/2019, à 12:36
- élianeS
plus de wifi après réinstallation ubuntu 16.04 résolu
Bonjour,
Le wifi n'apparait plus depuis que j'ai réinstallé Ubuntu sur mon portable Lenovo
Merci d'avance pour votre aide, ci-dessous les infos demandées
eliane@eliane-Lenovo-G50-45:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.6 LTS
Release: 16.04
Codename: xenial
eliane@eliane-Lenovo-G50-45:~$ lsusb
Bus 002 Device 002: ID 5986:0652 Acer, Inc
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 002: ID 105b:e065 Foxconn International, Inc. BCM43142A0 Bluetooth module
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 003: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 003: ID 1a2c:0021 China Resource Semico Co., Ltd Keyboard
Bus 003 Device 002: ID 04f3:0210 Elan Microelectronics Corp. Optical Mouse
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 002: ID 0bc2:61b6 Seagate RSS LLC
Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
eliane@eliane-Lenovo-G50-45:~$ lspci
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Root Complex
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kabini [Radeon HD 8280 / R3 Series]
00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Kabini HDMI/DP Audio
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:02.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 01)
00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode]
00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39)
00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39)
00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 3a)
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 02)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11)
00:14.7 SD Host controller: Advanced Micro Devices, Inc. [AMD] FCH SD Flash Controller (rev 01)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 3
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 5
01:00.0 Network controller: Broadcom Inc. and subsidiaries BCM43142 802.11b/g/n (rev 01)
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10)
eliane@eliane-Lenovo-G50-45:~$ lspci -k -nn | grep -A 3 -i net
01:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM43142 802.11b/g/n [14e4:4365] (rev 01)
Subsystem: Lenovo BCM43142 802.11b/g/n [17aa:0621]
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 10)
Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:3812]
Kernel driver in use: r8169
Kernel modules: r8169
eliane@eliane-Lenovo-G50-45:~$ lspci -k
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Root Complex
Subsystem: Lenovo Family 16h Processor Root Complex
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kabini [Radeon HD 8280 / R3 Series]
Subsystem: Lenovo Kabini [Radeon HD 8280 / R3 Series]
Kernel driver in use: radeon
Kernel modules: radeon, amdgpu
00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Kabini HDMI/DP Audio
Subsystem: Lenovo Kabini HDMI/DP Audio
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:02.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
Kernel driver in use: pcieport
Kernel modules: shpchp
00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
Kernel driver in use: pcieport
Kernel modules: shpchp
00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 01)
Subsystem: Lenovo FCH USB XHCI Controller
Kernel driver in use: xhci_hcd
00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode]
Subsystem: Lenovo FCH SATA Controller [AHCI mode]
Kernel driver in use: ahci
Kernel modules: ahci
00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39)
Subsystem: Lenovo FCH USB OHCI Controller
Kernel driver in use: ohci-pci
00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
Subsystem: Lenovo FCH USB EHCI Controller
Kernel driver in use: ehci-pci
00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39)
Subsystem: Lenovo FCH USB OHCI Controller
Kernel driver in use: ohci-pci
00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
Subsystem: Lenovo FCH USB EHCI Controller
Kernel driver in use: ehci-pci
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 3a)
Subsystem: Lenovo FCH SMBus Controller
Kernel modules: i2c_piix4, sp5100_tco
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 02)
Subsystem: Lenovo FCH Azalia Controller
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11)
Subsystem: Lenovo FCH LPC Bridge
00:14.7 SD Host controller: Advanced Micro Devices, Inc. [AMD] FCH SD Flash Controller (rev 01)
Subsystem: Lenovo FCH SD Flash Controller
Kernel driver in use: sdhci-pci
Kernel modules: sdhci_pci
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 3
Kernel driver in use: k10temp
Kernel modules: k10temp
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 4
Kernel driver in use: fam15h_power
Kernel modules: fam15h_power
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 5
01:00.0 Network controller: Broadcom Inc. and subsidiaries BCM43142 802.11b/g/n (rev 01)
Subsystem: Lenovo BCM43142 802.11b/g/n
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10)
Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
Kernel driver in use: r8169
Kernel modules: r8169
eliane@eliane-Lenovo-G50-45:~$ sudo lshw -C network
*-network NON-RÉCLAMÉ
description: Network controller
produit: BCM43142 802.11b/g/n
fabriquant: Broadcom Inc. and subsidiaries
identifiant matériel: 0
information bus: pci@0000:01:00.0
version: 01
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list
configuration: latency=0
ressources: mémoire:f0900000-f0907fff
*-network
description: Ethernet interface
produit: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: enp2s0
version: 10
numéro de série: 68:f7:28:9b:42:a0
taille: 100Mbit/s
capacité: 1Gbit/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 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168g-3_0.0.1 04/23/13 ip=192.168.0.14 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
ressources: irq:34 portE/S:2000(taille=256) mémoire:f0804000-f0804fff mémoire:f0800000-f0803fff
eliane@eliane-Lenovo-G50-45:~$ lsmod | sort
aesni_intel 188416 2
aes_x86_64 20480 1 aesni_intel
ahci 40960 3
amd_freq_sensitivity 16384 0
amdgpu 2740224 0
autofs4 40960 2
bluetooth 552960 31 btrtl,btintel,btbcm,bnep,btusb,rfcomm
bnep 20480 2
btbcm 16384 1 btusb
btintel 16384 1 btusb
btrtl 16384 1 btusb
btusb 45056 0
chash 16384 1 amdgpu
cmac 16384 1
crc32_pclmul 16384 0
crct10dif_pclmul 16384 0
cryptd 24576 3 crypto_simd,ghash_clmulni_intel,aesni_intel
crypto_simd 16384 1 aesni_intel
drm 401408 10 drm_kms_helper,amdgpu,radeon,ttm
drm_kms_helper 172032 2 amdgpu,radeon
ecdh_generic 24576 2 bluetooth
edac_mce_amd 28672 0
fam15h_power 16384 0
fb_sys_fops 16384 1 drm_kms_helper
ghash_clmulni_intel 16384 0
glue_helper 16384 1 aesni_intel
hid 114688 2 usbhid,hid_generic
hid_generic 16384 0
i2c_algo_bit 16384 2 amdgpu,radeon
i2c_piix4 24576 0
ideapad_laptop 20480 0
input_leds 16384 0
irqbypass 16384 1 kvm
joydev 24576 0
k10temp 16384 0
kvm 610304 0
libahci 32768 1 ahci
lp 20480 0
mac_hid 16384 0
media 40960 2 videodev,uvcvideo
memstick 16384 1 rtsx_usb_ms
mii 16384 1 r8169
Module Size Used by
nls_iso8859_1 16384 1
parport 49152 3 parport_pc,lp,ppdev
parport_pc 32768 0
pcbc 16384 0
ppdev 20480 0
psmouse 151552 0
r8169 86016 0
radeon 1466368 61
rfcomm 77824 2
rtsx_usb 20480 2 rtsx_usb_sdmmc,rtsx_usb_ms
rtsx_usb_ms 20480 0
rtsx_usb_sdmmc 28672 0
sdhci 49152 1 sdhci_pci
sdhci_pci 32768 0
serio_raw 16384 0
shpchp 36864 0
snd 81920 21 snd_hda_codec_generic,snd_seq,snd_hda_codec_conexant,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_rawmidi
snd_hda_codec 126976 4 snd_hda_codec_generic,snd_hda_codec_conexant,snd_hda_codec_hdmi,snd_hda_intel
snd_hda_codec_conexant 24576 1
snd_hda_codec_generic 73728 1 snd_hda_codec_conexant
snd_hda_codec_hdmi 49152 1
snd_hda_core 81920 5 snd_hda_codec_generic,snd_hda_codec_conexant,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec
snd_hda_intel 45056 5
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 98304 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_rawmidi 32768 1 snd_seq_midi
snd_seq 65536 2 snd_seq_midi,snd_seq_midi_event
snd_seq_device 16384 3 snd_seq,snd_seq_midi,snd_rawmidi
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_timer 32768 2 snd_seq,snd_pcm
soundcore 16384 1 snd
sparse_keymap 16384 1 ideapad_laptop
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
ttm 106496 2 amdgpu,radeon
uas 24576 1
usbhid 53248 0
usb_storage 69632 1 uas
uvcvideo 86016 0
video 45056 1 ideapad_laptop
videobuf2_core 40960 2 videobuf2_v4l2,uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_vmalloc 16384 1 uvcvideo
videodev 188416 3 videobuf2_core,videobuf2_v4l2,uvcvideo
wmi 24576 1 ideapad_laptop
eliane@eliane-Lenovo-G50-45:~$ iwconfig
lo no wireless extensions.
enp2s0 no wireless extensions.
eliane@eliane-Lenovo-G50-45:~$ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp2s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 68:f7:28:9b:42:a0 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.14/24 brd 192.168.0.255 scope global dynamic enp2s0
valid_lft 862410sec preferred_lft 862410sec
inet6 2a01:e34:ee9c:bca0:8dcf:f610:6366:9553/64 scope global temporary dynamic
valid_lft 86373sec preferred_lft 84244sec
inet6 2a01:e34:ee9c:bca0:e63b:71e4:5c2:ebac/64 scope global mngtmpaddr noprefixroute dynamic
valid_lft 86373sec preferred_lft 86373sec
inet6 fe80::872e:4384:2132:325c/64 scope link
valid_lft forever preferred_lft forever
eliane@eliane-Lenovo-G50-45:~$ sudo iwlist scan
lo Interface doesn't support scanning.
enp2s0 Interface doesn't support scanning.
eliane@eliane-Lenovo-G50-45:~$ uname -r -m
4.15.0-70-generic x86_64
eliane@eliane-Lenovo-G50-45:~$ cat /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
eliane@eliane-Lenovo-G50-45:~$ nm-tool
La commande « nm-tool » est introuvable, vouliez-vous dire :
La commande « dm-tool » du paquet « lightdm » (main)
nm-tool : commande introuvable
eliane@eliane-Lenovo-G50-45:~$ sudo rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
eliane@eliane-Lenovo-G50-45:~$ nmcli connection show
NOM UUID TYPE PÉRIPHÉRIQUE
Connexion filaire 1 052115bf-e033-313c-b12a-9e0494735a48 802-3-ethernet enp2s0
eliane@eliane-Lenovo-G50-45:~$ nmcli connection list si nmcli connection show ne fonctionne pas
Syntaxe : nmcli connection { COMMAND | help }
COMMAND := { show | up | down | add | modify | edit | delete | monitor | reload | load }
show [--active] [--order <order spec>]
show [--active] [id | uuid | path | apath] <ID> ...
up [[id | uuid | path] <ID>] [ifname <ifname>] [ap <BSSID>] [passwd-file <file with passwords>]
down [id | uuid | path | apath] <ID> ...
add COMMON_OPTIONS TYPE_SPECIFIC_OPTIONS SLAVE_OPTIONS IP_OPTIONS [-- ([+|-]<setting>.<property> <value>)+]
modify [--temporary] [id | uuid | path] <ID> ([+|-]<setting>.<property> <value>)+
clone [--temporary] [id | uuid | path ] <ID> <new name>
edit [id | uuid | path] <ID>
edit [type <new_con_type>] [con-name <new_con_name>]
delete [id | uuid | path] <ID>
monitor [id | uuid | path] <ID> ...
reload
load <filename> [ <filename>... ]
import [--temporary] type <type> file <file to import>
export [id | uuid | path] <ID> [<output file>]
Erreur : « list » n'est pas une commande « connection » valide.
eliane@eliane-Lenovo-G50-45:~$ Dernière modification par élianeS (Le 20/11/2019, à 13:27)
Hors ligne
#2 Le 20/11/2019, à 12:43
- xubu1957
Re : plus de wifi après réinstallation ubuntu 16.04 résolu
Bonjour,
Pour ajouter toi-même les balises code à ton précédent message #1 : Merci 
Cliquer sur le lien « Modifier » en bas à droite du message
Sélectionner le texte
Cliquer sur le <> de l'éditeur de message
comme indiqué dans le : Retour utilisable de commande
_ _ _
Pour la carte wifi :
Network controller [0280]: Broadcom Inc. and subsidiaries BCM43142 802.11b/g/n [14e4:4365] (rev 01)
Subsystem: Lenovo BCM43142 802.11b/g/n [17aa:0621]L'ordi est de quelle année ?
Regarde au § 2 et début du § 3 > [Tuto] Pas de Wi-fi ? Eléments importants à vérifier pour désactiver le secure-boot.
Dernière modification par xubu1957 (Le 20/11/2019, à 13:08)
Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Réso|u] 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
Hors ligne
#3 Le 20/11/2019, à 12:56
- élianeS
Re : plus de wifi après réinstallation ubuntu 16.04 résolu
Je ne connais pas l'année, je pense 4 ou 5 ans.
Je vais regarder ton lien, en espérant y comprendre quelque chose 
Hors ligne
#4 Le 20/11/2019, à 13:26
- élianeS
Re : plus de wifi après réinstallation ubuntu 16.04 résolu
ok c'est bon, ça marche, merci
Hors ligne
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