Merci pour la réponse rapide.
Wificheck.log :
>> lsb_release -a
Distributor ID: Ubuntu
Description: Ubuntu 20.04.1 LTS
Release: 20.04
Codename: focal
>> lsusb
Bus 002 Device 004: ID 0a5c:5800 Broadcom Corp. BCM5880 Secure Applications Processor
Bus 002 Device 005: ID 05c6:f00e Qualcomm, Inc.
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> lspci -k -nn | grep -A 3 -i net
00:19.0 Ethernet controller [0200]: Intel Corporation 82579LM Gigabit Network Connection (Lewisville) [8086:1502] (rev 04)
DeviceName: Onboard LAN
Subsystem: Dell 82579LM Gigabit Network Connection (Lewisville) [1028:0493]
Kernel driver in use: e1000e
Kernel modules: e1000e
00:1a.0 USB controller [0c03]: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 [8086:1c2d] (rev 04)
--
02:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM43228 802.11a/b/g/n [14e4:4359]
Subsystem: Dell Wireless 1530 Half-size Mini PCIe Card [1028:0011]
Kernel modules: bcma
0a:00.0 SD Host controller [0805]: O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS SD/MMC Card Reader Controller [1217:8221] (rev 05)
>> sudo lshw -C network
*-network
description: Ethernet interface
produit: 82579LM Gigabit Network Connection (Lewisville)
fabricant: Intel Corporation
identifiant matériel: 19
information bus: pci@0000:00:19.0
nom logique: eno1
version: 04
numéro de série: 5c:26:0a:82:30:08
capacité: 1Gbit/s
bits: 32 bits
horloge: 33MHz
fonctionnalités: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration : autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k firmware=0.13-3 latency=0 link=no multicast=yes port=twisted pair
ressources : irq:32 mémoire:e2e00000-e2e1ffff mémoire:e2e80000-e2e80fff portE/S:4080(taille=32)
*-network NON-RÉCLAMÉ
description: Network controller
produit: BCM43228 802.11a/b/g/n
fabricant: Broadcom Inc. and subsidiaries
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 : mémoire:e2d00000-e2d03fff
*-network
description: Ethernet interface
identifiant matériel: 2
information bus: usb@2:1.2
nom logique: usb0
numéro de série: 62:20:19:4a:51:04
fonctionnalités: ethernet physical
configuration : broadcast=yes driver=rndis_host driverversion=22-Aug-2005 firmware=RNDIS device ip=192.168.42.36 link=yes multicast=yes
>> lsmod | sort
aesni_intel 372736 0
ahci 40960 2
at24 24576 0
autofs4 45056 2
bluetooth 577536 11 btrtl,btintel,btbcm,bnep,btusb
bnep 24576 2
btbcm 16384 1 btusb
btintel 28672 1 btusb
btrtl 24576 1 btusb
btusb 57344 0
cdc_ether 20480 1 rndis_host
cec 53248 2 drm_kms_helper,i915
coretemp 20480 0
cqhci 28672 1 sdhci_pci
crc32_pclmul 16384 0
crct10dif_pclmul 16384 1
cryptd 24576 2 crypto_simd,ghash_clmulni_intel
crypto_simd 16384 1 aesni_intel
dcdbas 20480 1 dell_smbios
dell_laptop 24576 0
dell_rbtn 20480 0
dell_smbios 28672 2 dell_wmi,dell_laptop
dell_smm_hwmon 20480 0
dell_smo8800 20480 0
dell_wmi 20480 0
dell_wmi_descriptor 20480 2 dell_wmi,dell_smbios
drm 552960 8 drm_kms_helper,i915
drm_kms_helper 217088 1 i915
e1000e 262144 0
ecc 32768 1 ecdh_generic
ecdh_generic 16384 1 bluetooth
fb_sys_fops 16384 1 drm_kms_helper
ghash_clmulni_intel 16384 0
glue_helper 16384 1 aesni_intel
i2c_algo_bit 16384 1 i915
i2c_i801 32768 0
i2c_smbus 20480 1 i2c_i801
i915 2195456 19
input_leds 16384 0
intel_cstate 20480 0
intel_powerclamp 20480 0
intel_rapl_common 28672 1 intel_rapl_msr
intel_rapl_msr 20480 0
ip_tables 32768 0
joydev 24576 0
kvm 712704 1 kvm_intel
kvm_intel 286720 0
ledtrig_audio 16384 2 snd_hda_codec_generic,dell_laptop
libahci 36864 1 ahci
lp 20480 0
lpc_ich 24576 0
mac_hid 16384 0
mei 106496 3 mei_hdcp,mei_me
mei_hdcp 24576 0
mei_me 40960 1
mii 20480 1 usbnet
Module Size Used by
nls_iso8859_1 16384 1
parport 65536 3 parport_pc,lp,ppdev
parport_pc 45056 0
ppdev 24576 0
psmouse 155648 0
rapl 20480 0
rc_core 57344 1 cec
rndis_host 20480 0
sch_fq_codel 20480 3
sdhci 69632 1 sdhci_pci
sdhci_pci 53248 0
serio_raw 20480 0
snd 94208 17 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_hda_codec_idt,snd_rawmidi
snd_hda_codec 139264 4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_idt
snd_hda_codec_generic 81920 1 snd_hda_codec_idt
snd_hda_codec_hdmi 61440 1
snd_hda_codec_idt 61440 1
snd_hda_core 94208 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_idt
snd_hda_intel 53248 3
snd_hwdep 20480 1 snd_hda_codec
snd_intel_dspcfg 24576 1 snd_hda_intel
snd_pcm 114688 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 40960 2 snd_seq,snd_pcm
soundcore 16384 1 snd
sparse_keymap 16384 1 dell_wmi
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
usbnet 49152 2 rndis_host,cdc_ether
video 49152 3 dell_wmi,dell_laptop,i915
wmi 32768 4 dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
wmi_bmof 16384 0
x86_pkg_temp_thermal 20480 0
x_tables 45056 1 ip_tables
>> iwconfig
>> ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
link/ether 5c:26:0a:82:30:08 brd ff:ff:ff:ff:ff:ff
altname enp0s25
3: usb0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UNKNOWN group default qlen 1000
link/ether 62:20:19:4a:51:04 brd ff:ff:ff:ff:ff:ff
inet 192.168.42.36/24 brd 192.168.42.255 scope global dynamic noprefixroute usb0
valid_lft 2928sec preferred_lft 2928sec
inet6 fe80::82d8:3ffb:a75e:6952/64 scope link noprefixroute
valid_lft forever preferred_lft forever
>> sudo iwlist scan
>> uname -r -m
5.8.0-36-generic x86_64
>> cat /etc/network/interfaces
>> nm-tool
>> nmcli dev wifi
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
Connexion filaire 2 a2dc1949-6e9f-3d5e-a990-8083b92cd9b7 ethernet usb0
Connexion filaire 1 49622940-62c3-3506-a1ad-9d92ae977d64 ethernet --
Freebox-Saphir c2b44cb9-d001-4ae0-b568-d0c1ff669976 wifi --
>> sudo rfkill list
0: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: no
1: dell-bluetooth: Bluetooth
Soft blocked: yes
Hard blocked: no
