Voila ce que ça donne :
>> 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 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:b006 Realtek Semiconductor Corp.
Bus 001 Device 003: ID 1a40:0101 Terminus Technology Inc. Hub
Bus 001 Device 002: ID 04f2:b52d Chicony Electronics Co., Ltd
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]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
Kernel driver in use: rtl8723be
Kernel modules: rtl8723be
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 07)
Subsystem: Hewlett-Packard Company RTL810xE PCI Express Fast Ethernet controller [103c:80c5]
Kernel driver in use: r8169
Kernel modules: r8169
>> sudo lshw -C network
*-network
description: Interface réseau sans fil
produit: RTL8723BE PCIe Wireless Network Adapter
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: wlp2s0
version: 00
numéro de série: 44:1c:a8:53:14:93
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8723be driverversion=4.15.0-33-generic firmware=N/A latency=0 link=yes multicast=yes wireless=IEEE 802.11
ressources: irq:18 portE/S:2000(taille=256) mémoire:91200000-91203fff
*-network
description: Ethernet interface
produit: RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:03:00.0
nom logique: enp3s0
version: 07
numéro de série: 70:5a:0f:96:ca:dd
taille: 100Mbit/s
capacité: 100Mbit/s
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8106e-1_0.0.1 06/29/12 ip=192.168.1.49 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
ressources: irq:19 portE/S:1000(taille=256) mémoire:91100000-91100fff mémoire:91000000-91003fff
>> lsmod
Module Size Used by
rfcomm 77824 4
ccm 20480 6
bnep 20480 2
nls_iso8859_1 16384 1
snd_hda_codec_hdmi 49152 1
intel_rapl 20480 0
intel_powerclamp 16384 0
coretemp 16384 0
kvm_intel 212992 0
snd_hda_codec_realtek 106496 1
kvm 593920 1 kvm_intel
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
irqbypass 16384 1 kvm
punit_atom_debug 16384 0
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
snd_hda_intel 40960 6
snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
ghash_clmulni_intel 16384 0
snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 98304 4 snd_hda_intel,snd_hda_codec,snd_hda_core,snd_hda_codec_hdmi
arc4 16384 2
pcbc 16384 0
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
rtl8723be 98304 0
aesni_intel 188416 4
aes_x86_64 20480 1 aesni_intel
btcoexist 135168 1 rtl8723be
crypto_simd 16384 1 aesni_intel
btusb 45056 0
rtl8723_common 24576 1 rtl8723be
btrtl 16384 1 btusb
rtl_pci 32768 1 rtl8723be
rtlwifi 77824 4 rtl_pci,btcoexist,rtl8723_common,rtl8723be
glue_helper 16384 1 aesni_intel
cryptd 24576 3 crypto_simd,ghash_clmulni_intel,aesni_intel
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
btbcm 16384 1 btusb
btintel 16384 1 btusb
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
mac80211 778240 3 rtl_pci,rtlwifi,rtl8723be
intel_cstate 20480 0
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
bluetooth 548864 33 btrtl,btintel,bnep,btbcm,rfcomm,btusb
ecdh_generic 24576 1 bluetooth
hp_wmi 16384 0
cfg80211 622592 2 mac80211,rtlwifi
input_leds 16384 0
joydev 24576 0
snd_timer 32768 2 snd_seq,snd_pcm
wmi_bmof 16384 0
serio_raw 16384 0
sparse_keymap 16384 1 hp_wmi
snd 81920 23 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_seq_device,snd_hda_codec_realtek,snd_pcm
mei_txe 20480 0
lpc_ich 24576 0
soundcore 16384 1 snd
shpchp 36864 0
mei 90112 1 mei_txe
processor_thermal_device 16384 0
intel_soc_dts_iosf 16384 1 processor_thermal_device
tpm_crb 16384 0
int3400_thermal 16384 0
intel_int0002_vgpio 16384 1
acpi_thermal_rel 16384 1 int3400_thermal
int3403_thermal 16384 0
hp_wireless 16384 0
int340x_thermal_zone 16384 2 int3403_thermal,processor_thermal_device
pwm_lpss_platform 16384 0
pwm_lpss 16384 1 pwm_lpss_platform
mac_hid 16384 0
sch_fq_codel 20480 6
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
i915 1617920 28
psmouse 147456 0
i2c_algo_bit 16384 1 i915
drm_kms_helper 172032 1 i915
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
r8169 86016 0
drm 401408 24 i915,drm_kms_helper
ahci 36864 4
mii 16384 1 r8169
libahci 32768 1 ahci
wmi 24576 2 wmi_bmof,hp_wmi
video 45056 1 i915
>> iwconfig
wlp2s0 IEEE 802.11 ESSID:"maisonLinise"
Mode:Managed Frequency:2.437 GHz Access Point: 3C:17:10:41:90:83
Bit Rate=72.2 Mb/s Tx-Power=20 dBm
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Power Management:on
Link Quality=56/70 Signal level=-54 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:1595 Missed beacon:0
>> ifconfig -a
enp3s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.49 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 2a01:cb08:899c:1d00:e54f:c332:d393:9848 prefixlen 64 scopeid 0x0<global>
inet6 2a01:cb08:899c:1d00:33e8:7cf2:9e61:9e1f prefixlen 64 scopeid 0x0<global>
inet6 fe80::8ea7:ab96:51c6:21a9 prefixlen 64 scopeid 0x20<link>
ether 70:5a:0f:96:ca:dd txqueuelen 1000 (Ethernet)
RX packets 198395 bytes 245113703 (245.1 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 142682 bytes 15943983 (15.9 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
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 3989 bytes 315338 (315.3 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 3989 bytes 315338 (315.3 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlp2s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet6 2a01:cb08:899c:1d01:f9c0:6917:c8d4:ea56 prefixlen 64 scopeid 0x0<global>
inet6 fe80::a3bb:773f:40ae:e19e prefixlen 64 scopeid 0x20<link>
inet6 2a01:cb08:899c:1d01:cbdb:9e6:cc7a:92ed prefixlen 64 scopeid 0x0<global>
ether 44:1c:a8:53:14:93 txqueuelen 1000 (Ethernet)
RX packets 5513 bytes 521040 (521.0 KB)
RX errors 0 dropped 163 overruns 0 frame 0
TX packets 7770 bytes 910863 (910.8 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0