Merci pour ta réponse
Est-ce ceci ?
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.1 LTS"
>> lsusb
Bus 002 Device 005: ID 0a5c:5800 Broadcom Corp. BCM5880 Secure Applications Processor
Bus 002 Device 006: ID 0bda:b812 Realtek Semiconductor Corp.
Bus 002 Device 003: ID 0a81:0203 Chesen Electronics Corp. Mouse
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 05ca:1814 Ricoh Co., Ltd HD Webcam
Bus 001 Device 002: ID 8087:0020 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 82577LM Gigabit Network Connection [8086:10ea] (rev 05)
Subsystem: Dell 82577LM Gigabit Network Connection [1028:040c]
Kernel driver in use: e1000e
Kernel modules: e1000e
00:1a.0 USB controller [0c03]: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller [8086:3b3c] (rev 05)
>> sudo lshw -C network
*-network
description: Ethernet interface
produit: 82577LM Gigabit Network Connection
fabriquant: Intel Corporation
identifiant matériel: 19
information bus: pci@0000:00:19.0
nom logique: eth0
version: 05
numéro de série: 5c:26:0a:00:e0:c0
taille: 100Mbit/s
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 duplex=full firmware=0.12-1 ip=192.168.1.11 latency=0 link=yes multicast=yes port=twisted pair speed=100Mbit/s
ressources: irq:27 mémoire:e8200000-e821ffff mémoire:e8280000-e8280fff portE/S:7040(taille=32)
>> lsmod
Module Size Used by
btrfs 1126400 0
zstd_compress 163840 1 btrfs
xor 24576 1 btrfs
raid6_pq 114688 1 btrfs
ufs 77824 0
qnx4 16384 0
hfsplus 106496 0
hfs 57344 0
minix 32768 0
ntfs 102400 0
msdos 20480 0
jfs 188416 0
xfs 1200128 0
libcrc32c 16384 1 xfs
bnep 20480 2
pci_stub 16384 1
vboxpci 24576 0
vboxnetadp 28672 0
vboxnetflt 28672 0
vboxdrv 471040 3 vboxnetadp,vboxnetflt,vboxpci
bluetooth 548864 9 bnep
ecdh_generic 24576 1 bluetooth
uvcvideo 86016 0
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_core 40960 2 uvcvideo,videobuf2_v4l2
videodev 184320 3 uvcvideo,videobuf2_core,videobuf2_v4l2
media 40960 2 uvcvideo,videodev
snd_hda_codec_hdmi 49152 4
pcmcia 57344 0
dell_rbtn 16384 0
dell_laptop 20480 0
dell_smbios_smm 16384 0
dcdbas 16384 1 dell_smbios_smm
dell_smm_hwmon 16384 0
joydev 24576 0
input_leds 16384 0
dell_smbios_wmi 16384 0
intel_powerclamp 16384 0
coretemp 16384 0
kvm_intel 212992 0
yenta_socket 49152 0
binfmt_misc 20480 1
serio_raw 16384 0
pcmcia_rsrc 20480 1 yenta_socket
kvm 598016 1 kvm_intel
pcmcia_core 24576 3 yenta_socket,pcmcia,pcmcia_rsrc
irqbypass 16384 1 kvm
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
ghash_clmulni_intel 16384 0
pcbc 16384 0
aesni_intel 188416 0
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
wmi_bmof 16384 0
dell_wmi 16384 0
sparse_keymap 16384 1 dell_wmi
dell_smbios 16384 4 dell_wmi,dell_laptop,dell_smbios_wmi,dell_smbios_smm
dell_wmi_descriptor 16384 2 dell_wmi,dell_smbios_wmi
snd_hda_codec_idt 57344 1
snd_hda_codec_generic 73728 1 snd_hda_codec_idt
snd_hda_intel 40960 4
snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_idt,snd_hda_codec_hdmi,snd_hda_codec_generic
snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_idt,snd_hda_codec_hdmi,snd_hda_codec_generic
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_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
intel_ips 20480 0
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_seq,snd_pcm
snd 81920 19 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_hda_codec_idt,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_seq_device,snd_pcm
lpc_ich 24576 0
shpchp 36864 0
soundcore 16384 1 snd
mac_hid 16384 0
dell_smo8800 16384 0
sch_fq_codel 20480 2
cuse 16384 3
parport_pc 36864 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,parport_pc,ppdev
ip_tables 28672 0
x_tables 40960 1 ip_tables
autofs4 40960 2
hid_generic 16384 0
usbhid 49152 0
hid 118784 2 hid_generic,usbhid
nouveau 1716224 2
mxm_wmi 16384 1 nouveau
i2c_algo_bit 16384 1 nouveau
ttm 106496 1 nouveau
drm_kms_helper 172032 1 nouveau
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
fb_sys_fops 16384 1 drm_kms_helper
psmouse 147456 0
firewire_ohci 40960 0
drm 401408 5 nouveau,ttm,drm_kms_helper
ahci 36864 3
libahci 32768 1 ahci
e1000e 249856 0
firewire_core 65536 1 firewire_ohci
sdhci_pci 32768 0
crc_itu_t 16384 1 firewire_core
sdhci 49152 1 sdhci_pci
ptp 20480 1 e1000e
pps_core 20480 1 ptp
wmi 24576 6 dell_wmi,wmi_bmof,dell_wmi_descriptor,mxm_wmi,nouveau,dell_smbios_wmi
video 45056 3 dell_wmi,dell_laptop,nouveau
>> iwconfig
>> ifconfig -a
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.11 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 fe80::5e26:aff:fe00:e0c0 prefixlen 64 scopeid 0x20<link>
ether 5c:26:0a:00:e0:c0 txqueuelen 1000 (Ethernet)
RX packets 465630 bytes 576295979 (576.2 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 313533 bytes 38624256 (38.6 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 20 memory 0xe8200000-e8220000
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Boucle locale)
RX packets 27291 bytes 4583368 (4.5 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 27291 bytes 4583368 (4.5 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
>> sudo iwlist scan
>> uname -r -m
4.15.0-34-generic x86_64
>> cat /etc/network/interfaces
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
Ethernet automatique 50381fbd-b541-47cf-8480-c7e8fa60ef46 ethernet eth0
>> nmcli connection status
>> sudo rfkill list