Bonjour
Suite à une mise à jour ubuntu 16 04 plus de connectioN WIFI voila ma config sur un Toshiba SATELLITE-C870-196 Merci d'avance
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.6 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 003: ID 0bda:0138 Realtek Semiconductor Corp. RTS5138 Card Reader Controller
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 003: ID 058f:6387 Alcor Micro Corp. Flash Drive
Bus 003 Device 002: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> lspci -k -nn | grep -A 3 -i net
02:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8188CE 802.11b/g/n WiFi Adapter [10ec:8176] (rev 01)
Subsystem: Realtek Semiconductor Co., Ltd. RTL8188CE 802.11b/g/n WiFi Adapter [10ec:8211]
Kernel driver in use: rtl8192ce
Kernel modules: rtl8192ce
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL810xE PCI Express Fast Ethernet controller [10ec:8136] (rev 05)
Subsystem: Toshiba America Info Systems RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [1179:fb46]
Kernel driver in use: r8169
Kernel modules: r8169
>> sudo lshw -C network
*-network DÉSACTIVÉ
description: Interface réseau sans fil
produit: RTL8188CE 802.11b/g/n WiFi Adapter
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: wlp2s0
version: 01
numéro de série: 20:68:9d:71:ac:48
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8192ce driverversion=4.15.0-101-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11
ressources: irq:17 portE/S:3000(taille=256) mémoire:c2400000-c2403fff
*-network
description: Ethernet interface
produit: RTL810xE PCI Express Fast Ethernet controller
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:03:00.0
nom logique: enp3s0
version: 05
numéro de série: 4c:72:b9:d5:ba:06
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=192.168.1.19 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
ressources: irq:18 portE/S:2000(taille=256) mémoire:c0004000-c0004fff mémoire:c0000000-c0003fff
>> lsmod | sort
ahci 40960 2
arc4 16384 2
autofs4 40960 2
binfmt_misc 20480 1
cfg80211 634880 2 rtlwifi,mac80211
coretemp 16384 0
crc32_pclmul 16384 0
crct10dif_pclmul 16384 0
cryptd 24576 1 ghash_clmulni_intel
drm 401408 11 drm_kms_helper,i915
drm_kms_helper 172032 1 i915
fb_sys_fops 16384 1 drm_kms_helper
ghash_clmulni_intel 16384 0
hid 118784 4 usbhid,hid_generic,hid_logitech_dj,hid_logitech_hidpp
hid_generic 16384 0
hid_logitech_dj 20480 0
hid_logitech_hidpp 36864 0
i2c_algo_bit 16384 1 i915
i915 1630208 75
industrialio 69632 1 toshiba_acpi
input_leds 16384 0
intel_cstate 20480 0
intel_powerclamp 16384 0
intel_rapl 20480 0
intel_rapl_perf 16384 0
irqbypass 16384 1 kvm
joydev 24576 0
kvm 614400 1 kvm_intel
kvm_intel 217088 0
libahci 32768 1 ahci
lp 20480 0
lpc_ich 24576 0
mac80211 786432 3 rtl_pci,rtlwifi,rtl8192ce
mac_hid 16384 0
mei 94208 1 mei_me
mei_me 40960 0
mii 16384 1 r8169
Module Size Used by
nls_iso8859_1 16384 1
parport 49152 3 parport_pc,lp,ppdev
parport_pc 32768 0
ppdev 20480 0
psmouse 151552 0
r8169 86016 0
rtl8192c_common 57344 1 rtl8192ce
rtl8192ce 61440 0
rtl_pci 32768 1 rtl8192ce
rtlwifi 77824 3 rtl_pci,rtl8192c_common,rtl8192ce
serio_raw 16384 0
shpchp 36864 0
snd 81920 20 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek,snd_timer,snd_pcm,snd_rawmidi
snd_hda_codec 126976 4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 49152 1
snd_hda_codec_realtek 106496 1
snd_hda_core 81920 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek
snd_hda_intel 45056 5
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 98304 5 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 toshiba_acpi
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
toshiba_acpi 45056 0
uas 24576 0
ums_realtek 20480 0
usbhid 49152 0
usb_storage 69632 3 uas,ums_realtek
video 45056 2 toshiba_acpi,i915
wmi 24576 2 toshiba_acpi,wmi_bmof
wmi_bmof 16384 0
x86_pkg_temp_thermal 16384 0
>> iwconfig
wlp2s0 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=off
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Power Management:on
>> ifconfig -a
enp3s0 Link encap:Ethernet HWaddr 4c:72:b9:d5:ba:06
inet adr:192.168.1.19 Bcast:192.168.1.255 Masque:255.255.255.0
adr inet6: 2a01:cb1c:4b2:9b00:5cab:1d98:8f3d:b46/64 Scope:Global
adr inet6: fe80::312c:9c95:3d43:29c/64 Scope:Lien
adr inet6: 2a01:cb1c:4b2:9b00:6158:cb29:972:3c60/64 Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Packets reçus:324508 erreurs:0 :0 overruns:0 frame:0
TX packets:167353 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:477069966 (477.0 MB) Octets transmis:12971013 (12.9 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:2250 erreurs:0 :0 overruns:0 frame:0
TX packets:2250 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:203258 (203.2 KB) Octets transmis:203258 (203.2 KB)
wlp2s0 Link encap:Ethernet HWaddr 20:68:9d:71:ac:48
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
4.15.0-101-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
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NOM UUID TYPE PÉRIPHÉRIQUE
Connexion filaire 1 1ae0b5c0-fd49-3224-8445-5ace51a188a5 802-3-ethernet enp3s0
>> nmcli connection status
>> sudo rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: yes