Merci,
alors voici :
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>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04 LTS"
>> lsusb
Bus 002 Device 004: ID 04f2:b073 Chicony Electronics Co., Ltd CNF7231
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 002: ID 147e:1000 Upek Biometric Touchchip/Touchstrip Fingerprint Sensor
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 0bda:0158 Realtek Semiconductor Corp. USB 2.0 multicard reader
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
>> lspci -k -nn | grep -A 3 -i net
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [1462:6740]
Kernel driver in use: r8169
Kernel modules: r8169
05:00.0 Network controller [0280]: Ralink corp. RT2790 Wireless 802.11n 1T/2R PCIe [1814:0781]
Subsystem: Micro-Star International Co., Ltd. [MSI] RT2790 Wireless 802.11n 1T/2R PCIe [1462:6890]
Kernel driver in use: rt2800pci
Kernel modules: rt2800pci
>> sudo lshw -C network
*-network
description: Ethernet interface
produit: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
fabricant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: enp2s0
version: 02
numéro de série: 00:21:85:e4:c6:73
taille: 100Mbit/s
capacité: 1Gbit/s
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress msix vpd bus_master cap_list rom ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration : autonegotiation=on broadcast=yes driver=r8169 duplex=full ip=192.168.0.27 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
ressources : irq:16 portE/S:c800(taille=256) mémoire:fdfff000-fdffffff mémoire:cdff0000-cdffffff mémoire:fdf00000-fdf1ffff
*-network DÉSACTIVÉ
description: Interface réseau sans fil
produit: RT2790 Wireless 802.11n 1T/2R PCIe
fabricant: Ralink corp.
identifiant matériel: 0
information bus: pci@0000:05:00.0
nom logique: wlp5s0
version: 00
numéro de série: 00:21:85:f0:8b:b9
bits: 32 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration : broadcast=yes driver=rt2800pci driverversion=5.4.0-40-generic firmware=0.40 latency=0 link=no multicast=yes wireless=IEEE 802.11
ressources : irq:16 mémoire:feaf0000-feafffff
>> lsmod | sort
ahci 40960 3
autofs4 45056 2
ccm 20480 0
cfg80211 704512 2 rt2x00lib,mac80211
coretemp 20480 0
drm 491520 10 drm_kms_helper,radeon,ttm
drm_kms_helper 184320 1 radeon
eeprom_93cx6 16384 1 rt2800pci
ene_ir 24576 0
fb_sys_fops 16384 1 drm_kms_helper
gpio_ich 16384 0
i2c_algo_bit 16384 1 radeon
i2c_i801 32768 0
input_leds 16384 0
ip_tables 32768 0
ir_rc6_decoder 20480 0
joydev 24576 0
ledtrig_audio 16384 2 snd_hda_codec_generic,snd_hda_codec_realtek
libahci 32768 1 ahci
libarc4 16384 1 mac80211
lp 20480 0
lpc_ich 24576 0
mac80211 843776 3 rt2x00pci,rt2x00lib,rt2800lib
mac_hid 16384 0
mc 53248 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
Module Size Used by
msi_wmi 20480 0
mxm_wmi 16384 0
parport 53248 3 parport_pc,lp,ppdev
parport_pc 40960 0
ppdev 24576 0
psmouse 155648 0
r8169 90112 0
radeon 1474560 17
rc_core 53248 4 ir_rc6_decoder,rc_rc6_mce,ene_ir
rc_rc6_mce 16384 0
realtek 24576 1
rt2800lib 131072 2 rt2800mmio,rt2800pci
rt2800mmio 20480 1 rt2800pci
rt2800pci 16384 0
rt2x00lib 61440 5 rt2x00mmio,rt2x00pci,rt2800mmio,rt2800pci,rt2800lib
rt2x00mmio 16384 2 rt2800mmio,rt2800pci
rt2x00pci 16384 1 rt2800pci
sch_fq_codel 20480 6
serio_raw 20480 0
snd 90112 17 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 81920 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 61440 2
snd_hda_codec_realtek 122880 1
snd_hda_core 90112 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek
snd_hda_intel 53248 3
snd_hwdep 20480 1 snd_hda_codec
snd_intel_dspcfg 24576 1 snd_hda_intel
snd_pcm 106496 4 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 msi_wmi
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
ttm 106496 1 radeon
uas 28672 0
ums_realtek 24576 0
usb_storage 77824 2 uas,ums_realtek
uvcvideo 98304 0
video 49152 1 msi_wmi
videobuf2_common 49152 2 videobuf2_v4l2,uvcvideo
videobuf2_memops 20480 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_vmalloc 20480 1 uvcvideo
videodev 225280 3 videobuf2_v4l2,uvcvideo,videobuf2_common
wmi 32768 3 wmi_bmof,msi_wmi,mxm_wmi
wmi_bmof 16384 0
x_tables 40960 1 ip_tables
>> iwconfig
wlp5s0 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry short long limit:2 RTS thr:off Fragment thr:off
Power Management:on
>> ifconfig -a
>> sudo iwlist scan
>> uname -r -m
5.4.0-40-generic x86_64
>> cat /etc/network/interfaces
>> nm-tool
>> nmcli dev wifi
IN-USE BSSID 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 34c9be12-90bf-3651-8bbc-94d1fd36ec53 ethernet enp2s0
freebox_THOMSEN 5f41928a-f21d-4db6-ba7b-91f09e2d31e2 wifi --
>> nmcli connection status
>> sudo rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
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