Merci, voici :
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.1 LTS"
>> lsusb
Bus 001 Device 004: ID 1bcf:2b8d Sunplus Innovation Technology Inc.
Bus 001 Device 003: ID 0cf3:e007 Atheros Communications, Inc.
Bus 001 Device 002: ID 8087:8001 Intel Corp.
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 046d:c530 Logitech, Inc.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> lspci -k -nn | grep -A 3 -i net
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
Subsystem: Dell RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [1028:070c]
Kernel driver in use: r8169
Kernel modules: r8169
04:00.0 Network controller [0280]: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter [168c:003e] (rev 32)
Subsystem: Dell QCA6174 802.11ac Wireless Network Adapter [1028:0310]
Kernel driver in use: ath10k_pci
Kernel modules: ath10k_pci
>> 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@0000:03:00.0
nom logique: enp3s0
version: 15
numéro de série: 98:40:bb:15:32:d7
taille: 1Gbit/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=192.168.0.183 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s
ressources: irq:18 portE/S:e000(taille=256) mémoire:f7204000-f7204fff mémoire:f7200000-f7203fff
*-network DÉSACTIVÉ
description: Interface réseau sans fil
produit: QCA6174 802.11ac Wireless Network Adapter
fabriquant: Qualcomm Atheros
identifiant matériel: 0
information bus: pci@0000:04:00.0
nom logique: wlp4s0
version: 32
numéro de série: 40:49:0f:8a:8d:b1
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=ath10k_pci driverversion=4.15.0-42-generic firmware=WLAN.RM.4.4.1-00079-QCARMSWPZ-1 latency=0 link=no multicast=yes wireless=IEEE 802.11
ressources: irq:52 mémoire:f7000000-f71fffff
>> lsmod
Module Size Used by
rfcomm 77824 4
cmac 16384 1
bnep 20480 2
binfmt_misc 20480 1
nls_iso8859_1 16384 1
arc4 16384 2
uvcvideo 86016 0
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_core 40960 2 videobuf2_v4l2,uvcvideo
videodev 184320 3 videobuf2_core,videobuf2_v4l2,uvcvideo
media 40960 2 videodev,uvcvideo
intel_rapl 20480 0
x86_pkg_temp_thermal 16384 0
intel_powerclamp 16384 0
coretemp 16384 0
kvm_intel 212992 0
kvm 598016 1 kvm_intel
irqbypass 16384 1 kvm
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
ghash_clmulni_intel 16384 0
pcbc 16384 0
dell_smm_hwmon 16384 0
aesni_intel 188416 2
aes_x86_64 20480 1 aesni_intel
crypto_simd 16384 1 aesni_intel
glue_helper 16384 1 aesni_intel
cryptd 24576 3 crypto_simd,ghash_clmulni_intel,aesni_intel
intel_cstate 20480 0
dell_wmi 16384 0
intel_rapl_perf 16384 0
sparse_keymap 16384 1 dell_wmi
wmi_bmof 16384 0
joydev 24576 0
ath10k_pci 45056 0
input_leds 16384 0
ath10k_core 360448 1 ath10k_pci
serio_raw 16384 0
ath 28672 1 ath10k_core
mac80211 778240 1 ath10k_core
btusb 45056 0
btrtl 16384 1 btusb
btbcm 16384 1 btusb
btintel 16384 1 btusb
bluetooth 548864 33 btrtl,btintel,btbcm,bnep,btusb,rfcomm
rtsx_pci_ms 20480 0
ecdh_generic 24576 2 bluetooth
cfg80211 622592 3 ath,mac80211,ath10k_core
memstick 16384 1 rtsx_pci_ms
dell_rbtn 16384 0
dell_laptop 20480 1
dell_smbios 24576 2 dell_wmi,dell_laptop
dcdbas 16384 1 dell_smbios
int3403_thermal 16384 0
snd_hda_codec_hdmi 49152 1
dell_wmi_descriptor 16384 2 dell_wmi,dell_smbios
snd_hda_codec_realtek 106496 1
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
snd_hda_intel 40960 8
snd_hda_codec 126976 4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek
snd_hda_core 81920 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek
snd_hwdep 20480 1 snd_hda_codec
int3400_thermal 16384 0
acpi_thermal_rel 16384 1 int3400_thermal
int3402_thermal 16384 0
snd_pcm 98304 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
acpi_pad 180224 0
snd_rawmidi 32768 1 snd_seq_midi
mac_hid 16384 0
snd_seq 65536 2 snd_seq_midi,snd_seq_midi_event
mei_me 40960 0
snd_seq_device 16384 3 snd_seq,snd_seq_midi,snd_rawmidi
snd_timer 32768 2 snd_seq,snd_pcm
mei 90112 1 mei_me
processor_thermal_device 16384 0
int340x_thermal_zone 16384 3 int3403_thermal,int3402_thermal,processor_thermal_device
snd 81920 27 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
intel_soc_dts_iosf 16384 1 processor_thermal_device
lpc_ich 24576 0
shpchp 36864 0
soundcore 16384 1 snd
sch_fq_codel 20480 2
parport_pc 36864 0
ppdev 20480 0
lp 20480 0
parport 49152 3 parport_pc,lp,ppdev
ip_tables 28672 0
x_tables 40960 1 ip_tables
autofs4 40960 2
i915 1617920 23
hid_generic 16384 0
rtsx_pci_sdmmc 24576 0
i2c_algo_bit 16384 1 i915
drm_kms_helper 172032 1 i915
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
ahci 36864 2
psmouse 147456 0
fb_sys_fops 16384 1 drm_kms_helper
libahci 32768 1 ahci
i2c_i801 28672 0
drm 401408 16 drm_kms_helper,i915
usbhid 49152 0
r8169 86016 0
hid 118784 2 usbhid,hid_generic
mii 16384 1 r8169
rtsx_pci 65536 2 rtsx_pci_sdmmc,rtsx_pci_ms
wmi 24576 4 dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
video 45056 3 dell_wmi,dell_laptop,i915
>> iwconfig
wlp4s0 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=0 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
>> ifconfig -a
>> sudo iwlist scan
>> uname -r -m
4.15.0-42-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
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
Connexion filaire 1 0e9241b0-355a-399f-a243-024c09cb05b9 ethernet enp3s0
Asus GBH 3f6955ac-17e0-473d-8548-54954187fddd wifi --
BETALAB 4fbaf292-a8cc-4531-9ede-284580c4d913 wifi --
EEUdF-Phare-Ouest 0a21c253-300f-4b3e-8cf1-a240e1d415c3 wifi --
Freebox-42B3FE 88c52c7d-765e-4d87-b69e-322292c2b516 wifi --
HOTSPOTLABETAPI 5b7f8af9-fda9-4523-8848-e879e8913c4f wifi --
_SNCF gare-gratuit a80bacae-b7cb-4514-b5ce-91174c4a016f wifi --
adriengat dd8516e4-a56c-40db-b8d9-03eaf59a3992 wifi --
boboch79 f12e528c-58eb-4f3d-93a0-5cc83affca28 wifi --
>> nmcli connection status
>> sudo rfkill list
0: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: yes
1: dell-bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
3: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no