>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.2 LTS"
>> lsusb
Bus 001 Device 004: ID 04f2:b5d7 Chicony Electronics Co., Ltd
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 093a:2510 Pixart Imaging, Inc. Optical Mouse
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> lspci -k -nn | grep -A 3 -i net
01:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:38a6]
Kernel driver in use: r8169
Kernel modules: r8169
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]
>> sudo lshw -C network
*-network
description: Ethernet interface
produit: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:01:00.0
nom logique: enp1s0
version: 15
numéro de série: 9c:5a:44:2d:68:d1
taille: 100Mbit/s
capacité: 1Gbit/s
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress msix 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=rtl8168h-2_0.0.2 02/26/15 ip=192.168.0.104 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
ressources: irq:31 portE/S:3000(taille=256) mémoire:f0304000-f0304fff mémoire:f0300000-f0303fff
*-network NON-RÉCLAMÉ
description: Network controller
produit: RTL8821CE 802.11ac PCIe Wireless Network Adapter
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
version: 00
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list
configuration: latency=0
ressources: portE/S:2000(taille=256) mémoire:f1000000-f100ffff
>> lsmod | sort
aesni_intel 188416 0
aes_x86_64 20480 1 aesni_intel
ahci 36864 1
amdgpu 2703360 22
amd_iommu_v2 20480 1 amdkfd
amdkfd 180224 1
autofs4 40960 2
bluetooth 548864 12 btrtl,btintel,bnep,btbcm,btusb
bnep 20480 2
btbcm 16384 1 btusb
btintel 16384 1 btusb
btrtl 16384 1 btusb
btusb 45056 0
chash 16384 1 amdgpu
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 16 amdgpu,ttm,drm_kms_helper
drm_kms_helper 167936 1 amdgpu
ecdh_generic 24576 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
hid 118784 3 i2c_hid,hid_generic,usbhid
hid_generic 16384 0
i2c_algo_bit 16384 1 amdgpu
i2c_hid 20480 0
i2c_piix4 24576 0
ideapad_laptop 32768 0
input_leds 16384 0
ip_tables 28672 0
irqbypass 16384 1 kvm
kvm 593920 1 kvm_amd
kvm_amd 86016 0
libahci 32768 1 ahci
lp 20480 0
mac_hid 16384 0
media 40960 2 uvcvideo,videodev
mii 16384 1 r8169
Module Size Used by
parport 49152 3 lp,parport_pc,ppdev
parport_pc 32768 0
pcbc 16384 0
ppdev 20480 0
r8169 86016 0
rfkill_gpio 16384 0
sch_fq_codel 20480 2
serio_raw 16384 0
shpchp 36864 0
snd 81920 27 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_seq_device,snd_hda_codec_realtek,snd_pcm
snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 49152 1
snd_hda_codec_realtek 102400 1
snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hda_intel 40960 8
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 98304 4 snd_hda_intel,snd_hda_codec,snd_hda_core,snd_hda_codec_hdmi
snd_rawmidi 32768 1 snd_seq_midi
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
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
tpm_crb 16384 0
ttm 106496 1 amdgpu
usbhid 49152 0
uvcvideo 86016 0
video 40960 1 ideapad_laptop
videobuf2_core 40960 2 uvcvideo,videobuf2_v4l2
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_vmalloc 16384 1 uvcvideo
videodev 184320 3 uvcvideo,videobuf2_core,videobuf2_v4l2
wmi 24576 2 wmi_bmof,ideapad_laptop
wmi_bmof 16384 0
x_tables 40960 1 ip_tables
>> iwconfig
>> ifconfig -a
>> sudo iwlist scan
>> uname -r -m
4.15.0-13-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
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
Connexion filaire 1 4566dd3f-a31d-3ddb-8df6-90c4874460b7 ethernet enp1s0
>> nmcli connection status
>> 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