>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.4 LTS"
>> lsusb
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 8087:0a2b Intel Corp.
Bus 001 Device 003: ID 1038:1729 SteelSeries ApS
Bus 001 Device 002: ID 0bda:58f4 Realtek Semiconductor Corp.
Bus 001 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]: Intel Corporation Wireless 8265 / 8275 [8086:24fd] (rev 78)
Subsystem: Intel Corporation Wireless 8265 / 8275 [8086:8050]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
>> sudo lshw -C network
*-network
description: Interface réseau sans fil
produit: Wireless 8265 / 8275
fabriquant: Intel Corporation
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: wlp2s0
version: 78
numéro de série: 50:e0:85:b6:69:d5
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=5.3.0-40-generic firmware=36.9f0a2d68.0 ip=192.168.0.13 latency=0 link=yes multicast=yes wireless=IEEE 802.11
ressources: irq:157 mémoire:ec200000-ec201fff
>> lsmod | sort
acpi_pad 184320 0
acpi_thermal_rel 16384 1 int3400_thermal
aesni_intel 372736 4
aes_x86_64 20480 1 aesni_intel
amdgpu 4108288 2
amd_iommu_v2 20480 1 amdgpu
autofs4 45056 2
binfmt_misc 24576 1
bluetooth 573440 33 btrtl,btintel,btbcm,bnep,btusb,rfcomm
bnep 24576 2
btbcm 16384 1 btusb
btintel 24576 1 btusb
btrtl 20480 1 btusb
btusb 57344 0
ccm 20480 3
cfg80211 704512 3 iwlmvm,iwlwifi,mac80211
cmac 16384 1
coretemp 20480 0
crc32_pclmul 16384 0
crct10dif_pclmul 16384 1
cros_ec_core 20480 1 cros_ec_ishtp
cros_ec_ishtp 20480 0
cryptd 24576 2 crypto_simd,ghash_clmulni_intel
crypto_simd 16384 1 aesni_intel
dcdbas 20480 1 dell_smbios
dell_laptop 20480 0
dell_rbtn 20480 0
dell_smbios 28672 2 dell_wmi,dell_laptop
dell_smm_hwmon 20480 0
dell_wmi 20480 0
dell_wmi_descriptor 20480 2 dell_wmi,dell_smbios
drm 491520 21 gpu_sched,drm_kms_helper,amdgpu,i915,ttm
drm_kms_helper 180224 2 amdgpu,i915
ecc 32768 1 ecdh_generic
ecdh_generic 16384 2 bluetooth
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 131072 7 i2c_hid,wacom,usbhid,hid_multitouch,hid_sensor_hub,intel_ishtp_hid,hid_generic
hid_generic 16384 0
hid_multitouch 28672 0
hid_sensor_accel_3d 20480 1
hid_sensor_custom 24576 0
hid_sensor_gyro_3d 20480 0
hid_sensor_hub 24576 8 hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_iio_common,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation,hid_sensor_custom
hid_sensor_iio_common 20480 6 hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation
hid_sensor_incl_3d 20480 0
hid_sensor_magn_3d 20480 1
hid_sensor_rotation 20480 0
hid_sensor_trigger 20480 11 hid_sensor_gyro_3d,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation
i2c_algo_bit 16384 2 amdgpu,i915
i2c_hid 28672 0
i915 1937408 25
idma64 20480 0
industrialio 73728 10 industrialio_triggered_buffer,hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_incl_3d,kfifo_buf,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation
industrialio_triggered_buffer 16384 5 hid_sensor_gyro_3d,hid_sensor_incl_3d,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation
input_leds 16384 0
int3400_thermal 20480 0
int3403_thermal 16384 0
int340x_thermal_zone 16384 2 int3403_thermal,processor_thermal_device
intel_cstate 20480 0
intel_hid 20480 0
intel_ish_ipc 24576 0
intel_ishtp 49152 4 cros_ec_ishtp,intel_ishtp_hid,intel_ish_ipc,intel_ishtp_loader
intel_ishtp_hid 24576 0
intel_ishtp_loader 24576 0
intel_lpss 16384 1 intel_lpss_pci
intel_lpss_pci 20480 0
intel_pch_thermal 16384 0
intel_powerclamp 20480 0
intel_rapl_common 24576 2 intel_rapl_msr,processor_thermal_device
intel_rapl_msr 20480 0
intel_rapl_perf 20480 0
intel_soc_dts_iosf 20480 1 processor_thermal_device
intel_vbtn 20480 0
intel_wmi_thunderbolt 20480 0
ip_tables 32768 0
irqbypass 16384 1 kvm
iwlmvm 397312 0
iwlwifi 348160 1 iwlmvm
joydev 28672 0
kfifo_buf 16384 1 industrialio_triggered_buffer
kvm 651264 1 kvm_intel
kvm_intel 241664 0
ledtrig_audio 16384 3 snd_hda_codec_generic,snd_hda_codec_realtek,dell_laptop
libarc4 16384 1 mac80211
lp 20480 0
mac80211 847872 1 iwlmvm
mac_hid 16384 0
mc 53248 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
mei 102400 3 mei_hdcp,mei_me
mei_hdcp 24576 0
mei_me 40960 1
memstick 20480 1 rtsx_pci_ms
Module Size Used by
nls_iso8859_1 16384 1
nvme 45056 2
nvme_core 102400 4 nvme
parport 53248 3 parport_pc,lp,ppdev
parport_pc 40960 0
ppdev 24576 0
processor_thermal_device 20480 0
rfcomm 81920 4
rtsx_pci 69632 2 rtsx_pci_sdmmc,rtsx_pci_ms
rtsx_pci_ms 24576 0
rtsx_pci_sdmmc 28672 0
sch_fq_codel 20480 1
serio_raw 20480 0
snd 86016 23 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 57344 1
snd_hda_codec_realtek 118784 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 49152 6
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 102400 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
soc_button_array 20480 0
soundcore 16384 1 snd
sparse_keymap 16384 3 intel_hid,dell_wmi,intel_vbtn
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
thunderbolt 167936 0
ttm 102400 1 amdgpu
typec 45056 1 typec_ucsi
typec_ucsi 40960 1 ucsi_acpi
ucsi_acpi 16384 0
usbhid 53248 1 wacom
uvcvideo 94208 0
video 49152 3 dell_wmi,dell_laptop,i915
videobuf2_common 49152 2 videobuf2_v4l2,uvcvideo
videobuf2_memops 20480 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_vmalloc 20480 1 uvcvideo
videodev 208896 3 videobuf2_v4l2,uvcvideo,videobuf2_common
virt_dma 20480 1 idma64
wacom 114688 0
wmi 32768 5 intel_wmi_thunderbolt,dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
wmi_bmof 16384 0
x86_pkg_temp_thermal 20480 0
x_tables 40960 1 ip_tables
>> iwconfig
wlp2s0 IEEE 802.11 ESSID:"SFR-4ba0_5GHz"
Mode:Managed Frequency:5.18 GHz Access Point: F4:6B:EF:68:4B:A7
Bit Rate=866.7 Mb/s Tx-Power=22 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
Link Quality=69/70 Signal level=-41 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:26 Missed beacon:0
>> ifconfig -a
>> sudo iwlist scan
wlp2s0 Scan completed :
Cell 01 - Address: F4:6B:EF:68:4B:A7
Channel:36
Frequency:5.18 GHz (Channel 36)
Quality=62/70 Signal level=-48 dBm
Encryption key:on
ESSID:"SFR-4ba0_5GHz"
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s
36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=000000c41be8003c
Extra: Last beacon: 548388ms ago
IE: Unknown: 000D5346522D346261305F3547487A
IE: Unknown: 01088C129824B048606C
IE: Unknown: 050400010000
IE: Unknown: 07344445202401172801172C01173001173401173801173C011740011764011E68011E6C011E70011E74011E84011E88011E8C011E00
IE: Unknown: 200100
IE: Unknown: 23021400
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: 0B050100010000
IE: Unknown: 46057208010000
IE: Unknown: 2D1AEF0917FFFFFF0000000000000000000000000000000000000000
IE: Unknown: 3D16240D0400000000000000000000000000000000000000
IE: Unknown: 7F080400080000000040
IE: Unknown: BF0CB259820FEAFF0000EAFF0000
IE: Unknown: C005012A000000
IE: Unknown: C30402020202
IE: Unknown: DD310050F204104A0001101044000102104700104B7C8EAE6D3F46BD06A27632394BDCA1103C0001031049000600372A000120
IE: Unknown: DD090010180200001C0000
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101840003A4000027A4000042435E0062322F00
Cell 02 - Address: 50:C7:BF:8E:7B:18
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=27/70 Signal level=-83 dBm
Encryption key:on
ESSID:"TP-LINK_AP_7B18"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=0000045223fd0131
Extra: Last beacon: 760ms ago
IE: Unknown: 000F54502D4C494E4B5F41505F37423138
IE: Unknown: 010882848B960C121824
IE: Unknown: 030106
IE: Unknown: 2A0100
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: 32043048606C
IE: Unknown: 2D1AEF111BFFFF000000000000000000000100000000000000000000
IE: Unknown: 3D16060F0000000000000000000000000000000000000000
IE: Unknown: 7F080000000000000040
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
IE: Unknown: DD0900037F01010000FF7F
IE: Unknown: DDA10050F204104A0001101044000102103B00010310470010000102030405060708090A0B0C0D0E0F1021000754502D4C494E4B1023000A544C2D57413830314E4410240003342E3010420003312E301054000800060050F204000110110020576972656C6573732041636365737320506F696E7420544C2D57413830314E44100800020086103C000101104900140024E26002000101600000020001600100020001
Cell 03 - Address: 18:0F:76:32:6E:80
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=27/70 Signal level=-83 dBm
Encryption key:off
ESSID:"dlink"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=0000000335fdb180
Extra: Last beacon: 760ms ago
IE: Unknown: 0005646C696E6B
IE: Unknown: 010882848B960C121824
IE: Unknown: 030106
IE: Unknown: 050400010000
IE: Unknown: 0706474220010D28
IE: Unknown: 2A0100
IE: Unknown: 32043048606C
IE: Unknown: 2D1AAD0103FFFF0000000000000000000001000000000406E6A70C00
IE: Unknown: 3D1606080400000000000000000000000000000000000000
IE: Unknown: 4A0E14000A002C01C800140005001900
IE: Unknown: 7F080100000000000040
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
IE: Unknown: DD0900037F01010000FF7F
Cell 04 - Address: F4:6B:EF:68:4B:A6
Channel:11
Frequency:2.462 GHz (Channel 11)
Quality=63/70 Signal level=-47 dBm
Encryption key:on
ESSID:"SFR-4ba0"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=0000030c374c36ad
Extra: Last beacon: 524ms ago
IE: Unknown: 00085346522D34626130
IE: Unknown: 010882848B962430486C
IE: Unknown: 03010B
IE: Unknown: 0706444520010D14
IE: Unknown: 200100
IE: Unknown: 23021000
IE: Unknown: 2A0100
IE: Unknown: 32040C121860
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: 0B0500001F0000
IE: Unknown: 46057208010000
IE: Unknown: 2D1ABC091BFFFF000000000000000000000000000000000000000000
IE: Unknown: 3D160B080000000000000000000000000000000000000000
IE: Unknown: 7F080400080000000040
IE: Unknown: DD830050F204104A0001101044000102103B000103104700104B7C8EAE6D3F46BD06A27632394BDCA110210008536167656D636F6D10230008536167656D636F6D1024000631323334353610420007303030303030311054000800060050F20400011011000A536167656D636F6D4150100800022008103C0001031049000600372A000120
IE: Unknown: DD090010180200000C0000
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101840003A4000027A4000042435E0062322F00
Cell 05 - Address: 02:1B:BF:1C:8D:10
Channel:11
Frequency:2.462 GHz (Channel 11)
Quality=27/70 Signal level=-83 dBm
Encryption key:on
ESSID:"Bbox-1C8D0E"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
18 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=00000066ce9a815e
Extra: Last beacon: 524ms ago
IE: Unknown: 000B42626F782D314338443045
IE: Unknown: 010882848B961224486C
IE: Unknown: 03010B
IE: Unknown: 32040C183060
IE: Unknown: 33082001020304050607
IE: Unknown: 33082105060708090A0B
IE: Unknown: 050400010000
IE: Unknown: 2A0104
IE: Unknown: 2D1A6C0017FFFF000000000000000000000000000000000000000000
IE: Unknown: 3D160B000000000000000000000000000000000000000000
IE: WPA Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
IE: Unknown: 0B05000018127A
IE: Unknown: DD07000C4300000000
>> uname -r -m
5.3.0-40-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
* SFR-4ba0_5GHz Infra 36 405 Mbit/s 90 ▂▄▆█ WPA1 WPA2
SFR-4ba0 Infra 11 130 Mbit/s 89 ▂▄▆█ WPA1 WPA2
TP-LINK_AP_7B18 Infra 6 270 Mbit/s 29 ▂___ WPA2
dlink Infra 6 130 Mbit/s 29 ▂___ --
Bbox-1C8D0E Infra 11 130 Mbit/s 29 ▂___ WPA1 WPA2
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
SFR-4ba0_5GHz f7fa8640-f8c7-4ae5-8f93-a9edc78efae0 wifi wlp2s0
AIP_WIFI_ROBOT a9ba7264-55d4-4fa3-b5bd-fff2cc8534b2 wifi --
Connexion filaire 1 92269a71-b521-3ba6-96cf-9447f0b1898d ethernet --
NETGEAR54 e664110a-4b9b-4052-aac6-58083e55f064 wifi --
abcde-Guest 1574b3f8-42e4-4d0f-994f-9279c96a569f wifi --
>> nmcli connection status
>> sudo rfkill list
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
2: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: no
3: dell-bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no