Concernant wificheck:
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>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=19.04
DISTRIB_CODENAME=disco
DISTRIB_DESCRIPTION="Ubuntu 19.04"
>> lsusb
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
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 06)
Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:307c]
Kernel driver in use: r8169
Kernel modules: r8169
>> sudo lshw -C network
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: enp2s0
version: 06
serial: 8c:89:a5:d2:28:ec
size: 100Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd 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 duplex=full firmware=rtl_nic/rtl8168e-2.fw ip=192.168.1.142 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
resources: irq:17 ioport:e000(size=256) memory:fe400000-fe400fff memory:d0000000-d0003fff
>> lsmod | sort
ahci 40960 1
autofs4 45056 2
coretemp 20480 0
crc32_pclmul 16384 0
crct10dif_pclmul 16384 1
cryptd 24576 1 ghash_clmulni_intel
drm 487424 7 drm_kms_helper,i915
drm_kms_helper 184320 1 i915
fb_sys_fops 16384 1 drm_kms_helper
ghash_clmulni_intel 16384 0
gpio_ich 16384 0
i2c_algo_bit 16384 1 i915
i2c_i801 32768 0
i915 1826816 13
input_leds 16384 0
intel_cstate 20480 0
intel_powerclamp 20480 0
intel_rapl 24576 0
intel_rapl_perf 16384 0
ip_tables 28672 0
irqbypass 16384 1 kvm
kvm 647168 1 kvmgt
kvmgt 28672 0
ledtrig_audio 16384 2 snd_hda_codec_generic,snd_hda_codec_realtek
libahci 32768 1 ahci
lp 20480 0
lpc_ich 24576 0
mac_hid 16384 0
mdev 24576 2 kvmgt,vfio_mdev
mei 106496 1 mei_me
mei_me 40960 0
Module Size Used by
nls_iso8859_1 16384 0
parport 53248 3 parport_pc,lp,ppdev
parport_pc 40960 0
ppdev 24576 0
psmouse 151552 0
r8169 86016 0
realtek 20480 1
sch_fq_codel 20480 2
serio_raw 20480 0
snd 81920 19 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek,snd_timer,snd_pcm,snd_rawmidi
snd_hda_codec 131072 3 snd_hda_codec_generic,snd_hda_intel,snd_hda_codec_realtek
snd_hda_codec_generic 77824 1 snd_hda_codec_realtek
snd_hda_codec_realtek 114688 1
snd_hda_core 86016 4 snd_hda_codec_generic,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek
snd_hda_intel 45056 5
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 102400 4 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
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
uas 24576 0
usb_storage 69632 1 uas
vfio 32768 3 kvmgt,vfio_mdev,vfio_iommu_type1
vfio_iommu_type1 28672 0
vfio_mdev 16384 0
video 49152 1 i915
wmi 28672 1 wmi_bmof
wmi_bmof 16384 0
x86_pkg_temp_thermal 20480 0
x_tables 40960 1 ip_tables
>> iwconfig
>> ifconfig -a
>> sudo iwlist scan
>> uname -r -m
5.0.0-35-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
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
Connexion filaire 1 0c9ab0e4-fc03-3c58-bcbf-7f70776fdf3a ethernet enp2s0
>> nmcli connection status
>> sudo rfkill list
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