Ci dessous le wificheck.log quand je suis brancher en ethernet
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.3 LTS"
>> lsusb
Bus 001 Device 003: ID 0bda:c024 Realtek Semiconductor Corp.
Bus 001 Device 002: ID 0438:7900 Advanced Micro Devices, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 002: ID 13d3:56b2 IMC Networks
Bus 002 Device 006: ID 0bda:8152 Realtek Semiconductor Corp.
Bus 002 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. RTL8821CE 802.11ac PCIe Wireless Network Adapter [10ec:c821]
Subsystem: Lenovo RTL8821CE 802.11ac PCIe Wireless Network Adapter [17aa:c024]
Kernel driver in use: rtl8821ce
Kernel modules: 8821ce
>> sudo lshw -C network
*-network
description: Interface réseau sans fil
produit: RTL8821CE 802.11ac PCIe Wireless Network Adapter
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: wlp2s0
version: 00
numéro de série: b0:fc:36:ea:03:25
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8821ce latency=0 multicast=yes wireless=unassociated
ressources: irq:34 portE/S:1000(taille=256) mémoire:f0a00000-f0a0ffff
*-network
description: Ethernet interface
identifiant matériel: 1
nom logique: enxa0cec8111d98
numéro de série: a0:ce:c8:11:1d:98
taille: 100Mbit/s
capacité: 100Mbit/s
fonctionnalités: ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8152 driverversion=v1.09.9 duplex=full ip=192.168.0.11 link=yes multicast=yes port=MII speed=100Mbit/s
>> lsmod | sort
8821ce 1785856 0
aesni_intel 372736 0
aes_x86_64 20480 1 aesni_intel
ahci 40960 2
amdgpu 3497984 16
amd_iommu_v2 20480 1 amdgpu
autofs4 45056 2
bluetooth 557056 33 btrtl,btintel,btbcm,bnep,btusb,rfcomm
bnep 24576 2
btbcm 16384 1 btusb
btintel 24576 1 btusb
btrtl 20480 1 btusb
btusb 49152 0
ccp 86016 1 kvm_amd
cdc_ether 20480 0
cfg80211 675840 1 8821ce
chash 16384 1 amdgpu
crc32_pclmul 16384 0
crct10dif_pclmul 16384 1
cryptd 24576 3 crypto_simd,ghash_clmulni_intel,aesni_intel
crypto_simd 16384 1 aesni_intel
drm 479232 8 gpu_sched,drm_kms_helper,amdgpu,ttm
drm_kms_helper 180224 1 amdgpu
ecdh_generic 28672 1 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
gpu_sched 32768 1 amdgpu
hid 126976 3 i2c_hid,hid_multitouch,hid_generic
hid_generic 16384 0
hid_multitouch 24576 0
i2c_algo_bit 16384 1 amdgpu
i2c_hid 28672 0
i2c_piix4 28672 0
ideapad_laptop 20480 0
input_leds 16384 0
ip_tables 32768 0
irqbypass 16384 1 kvm
joydev 28672 0
k10temp 16384 0
kvm 626688 1 kvm_amd
kvm_amd 90112 0
ledtrig_audio 16384 2 snd_hda_codec_generic,snd_hda_codec_realtek
libahci 32768 1 ahci
lp 20480 0
mac_hid 16384 0
media 53248 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
mii 16384 2 usbnet,r8152
Module Size Used by
nls_iso8859_1 16384 1
parport 53248 3 parport_pc,lp,ppdev
parport_pc 36864 0
ppdev 24576 0
r8152 65536 0
rfcomm 77824 4
sch_fq_codel 20480 6
serio_raw 20480 0
snd 86016 22 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 131072 4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek
snd_hda_codec_generic 77824 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 53248 1
snd_hda_codec_realtek 114688 1
snd_hda_core 86016 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek
snd_hda_intel 40960 6
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 102400 5 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_rawmidi 36864 1 snd_seq_midi
snd_seq 69632 2 snd_seq_midi,snd_seq_midi_event
snd_seq_device 16384 3 snd_seq,snd_seq_midi,snd_rawmidi
snd_seq_midi 20480 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_timer 36864 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 102400 1 amdgpu
usbnet 45056 1 cdc_ether
uvcvideo 94208 0
video 49152 1 ideapad_laptop
videobuf2_common 45056 2 videobuf2_v4l2,uvcvideo
videobuf2_memops 20480 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_vmalloc 20480 1 uvcvideo
videodev 200704 3 videobuf2_v4l2,uvcvideo,videobuf2_common
wmi 28672 2 wmi_bmof,ideapad_laptop
wmi_bmof 16384 0
x_tables 40960 1 ip_tables
>> iwconfig
wlp2s0 unassociated Nickname:"<WIFI@REALTEK>"
Mode:Managed Frequency=2.462 GHz Access Point: Not-Associated
Sensitivity:0/0
Retry:off RTS thr:off Fragment thr:off
Power Management:off
Link Quality=0/100 Signal level=0 dBm Noise level=0 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
>> ifconfig -a
enxa0cec8111d98: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.0.11 netmask 255.255.255.0 broadcast 192.168.0.255
inet6 2a01:e0a:156:7320:210:5ffe:df68:ecb3 prefixlen 64 scopeid 0x0<global>
inet6 2a01:e0a:156:7320:1b3:bdf9:20b6:96fa prefixlen 64 scopeid 0x0<global>
inet6 fe80::5d4b:1578:4af5:e4d4 prefixlen 64 scopeid 0x20<link>
ether a0:ce:c8:11:1d:98 txqueuelen 1000 (Ethernet)
RX packets 11709 bytes 8123860 (8.1 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 10873 bytes 1642902 (1.6 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Boucle locale)
RX packets 20194 bytes 1803755 (1.8 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 20194 bytes 1803755 (1.8 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlp2s0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether b0:fc:36:ea:03:25 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 7895850 (7.8 MB)
RX errors 0 dropped 2 overruns 0 frame 0
TX packets 0 bytes 1034067 (1.0 MB)
TX errors 0 dropped 4 overruns 0 carrier 0 collisions 0
>> sudo iwlist scan
wlp2s0 Scan completed :
Cell 01 - Address: 08:3E:5D:7C:01:3E
ESSID:"Livebox-013E"
Protocol:IEEE 802.11bgn
Mode:Master
Frequency:2.437 GHz (Channel 6)
Encryption key:on
Bit Rates:144 Mb/s
Extra:wpa_ie=dd1a0050f20101000050f20202000050f2040050f20201000050f202
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
Extra:
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: DD8F0050F204104A0001101044000102103B00010310470010373F3A4C3C4BFE4AF7383A4C373F3A4C10210008536167656D636F6D10230016536167656D636F6D46617374333936355F4C42322E381024000C53475F4C42335F312E322E34104200094C4B313731313746461054000800060050F204000110110000100800020006103C0001011049000600372A000120
Quality=14/100 Signal level=-83 dBm
Extra:fm=0003
>> uname -r -m
5.0.0-29-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
IN-USE SSID MODE CHAN RATE SIGNAL BARS SECURITY
Livebox-013E Infra 6 130 Mbit/s 30 ▂___ WPA1 WPA2
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
Connexion filaire 1 4ea4a727-5d15-35a0-be7d-b381d3c31f99 ethernet enxa0cec8111d98
SFR_9AB0 0f44299c-e32d-4869-92ae-a9255e42f7c4 wifi --
eduroam f8c2dc97-53e1-4a8b-8150-26f32365dc7c wifi --
freebox_5SMb 397676dd-6bb9-403d-b62e-eecee17ddf70 wifi --
upjv b9cbc4ec-9a28-46d1-a906-cd9a90555f0e wifi --
>> nmcli connection status
>> sudo rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: yes
Hard blocked: no
2: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no
3: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no