Tout d'abord, merci de m'avoir repondu si rapidement ! Voila le resultat du WiFi Check :
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.1 LTS"
>> lsusb
Bus 002 Device 004: ID 064e:c346 Suyin Corp.
Bus 002 Device 003: ID 0bda:b006 Realtek Semiconductor Corp.
Bus 002 Device 002: ID 0438:7900 Advanced Micro Devices, Inc.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 045e:07b2 Microsoft Corp.
Bus 001 Device 002: ID 0438:7900 Advanced Micro Devices, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
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
>> lspci -k -nn | grep -A 3 -i net
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 07)
DeviceName: Realtek PCIe FE Family Controller
Subsystem: Hewlett-Packard Company RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [103c:8228]
Kernel driver in use: r8169
Kernel modules: r8169
03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
DeviceName: Foxconn WLAN Realtek RTL8723BE bgn 1x1
Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
Kernel modules: rtl8723be
>> sudo lshw -C network
*-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@0000:02:00.0
nom logique: eno1
version: 07
numéro de série: ec:8e:b5:33:6d:e7
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=192.168.1.19 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
ressources: irq:33 portE/S:3000(taille=256) mémoire:f0c00000-f0c00fff mémoire:f0800000-f0803fff
*-network NON-RÉCLAMÉ
description: Network controller
produit: RTL8723BE PCIe Wireless Network Adapter
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:03:00.0
version: 00
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress cap_list
configuration: latency=0
ressources: portE/S:2000(taille=256) mémoire:f0b00000-f0b03fff
>> lsmod
Module Size Used by
rfcomm 69632 0
bnep 20480 2
nls_iso8859_1 16384 1
acer_wmi 20480 0
hp_wmi 16384 0
sparse_keymap 16384 2 acer_wmi,hp_wmi
snd_hda_codec_realtek 86016 1
snd_hda_codec_generic 77824 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 53248 1
snd_hda_intel 40960 5
snd_hda_codec 135168 4 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel
snd_hda_core 73728 5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel
snd_hwdep 16384 1 snd_hda_codec
snd_pcm 106496 4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core
uvcvideo 90112 0
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
snd_rawmidi 32768 1 snd_seq_midi
videobuf2_v4l2 28672 1 uvcvideo
snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi
kvm 540672 0
videobuf2_core 36864 2 uvcvideo,videobuf2_v4l2
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
mac80211 737280 0
v4l2_common 16384 1 videobuf2_v4l2
irqbypass 16384 1 kvm
videodev 176128 4 uvcvideo,v4l2_common,videobuf2_core,videobuf2_v4l2
snd_timer 32768 2 snd_pcm,snd_seq
media 24576 2 uvcvideo,videodev
snd 81920 21 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
cfg80211 565248 1 mac80211
ghash_clmulni_intel 16384 0
aesni_intel 167936 0
aes_x86_64 20480 1 aesni_intel
lrw 16384 1 aesni_intel
gf128mul 16384 1 lrw
shpchp 36864 0
soundcore 16384 1 snd
glue_helper 16384 1 aesni_intel
joydev 20480 0
btusb 45056 0
ablk_helper 16384 1 aesni_intel
btrtl 16384 1 btusb
btbcm 16384 1 btusb
btintel 16384 1 btusb
cryptd 20480 3 ghash_clmulni_intel,aesni_intel,ablk_helper
bluetooth 520192 29 bnep,btbcm,btrtl,btusb,rfcomm,btintel
input_leds 16384 0
edac_mce_amd 24576 0
serio_raw 16384 0
fam15h_power 16384 0
edac_core 53248 0
k10temp 16384 0
ccp 36864 0
i2c_piix4 24576 0
tpm_crb 16384 0
hp_accel 28672 0
lis3lv02d 20480 1 hp_accel
mac_hid 16384 0
hp_wireless 16384 0
input_polldev 16384 1 lis3lv02d
parport_pc 32768 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,ppdev,parport_pc
autofs4 40960 2
hid_generic 16384 0
usbhid 49152 0
hid 118784 2 hid_generic,usbhid
amdkfd 131072 1
amd_iommu_v2 20480 1 amdkfd
radeon 1515520 46
i2c_algo_bit 16384 1 radeon
ttm 94208 1 radeon
psmouse 131072 0
drm_kms_helper 155648 1 radeon
sdhci_pci 28672 0
sdhci 45056 1 sdhci_pci
syscopyarea 16384 1 drm_kms_helper
ahci 36864 4
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
libahci 32768 1 ahci
fb_sys_fops 16384 1 drm_kms_helper
r8169 81920 0
drm 364544 7 ttm,drm_kms_helper,radeon
mii 16384 1 r8169
wmi 20480 2 acer_wmi,hp_wmi
fjes 28672 0
video 40960 1 acer_wmi
>> iwconfig
>> ifconfig -a
eno1 Link encap:Ethernet HWaddr ec:8e:b5:33:6d:e7
inet adr:192.168.1.19 Bcast:192.168.1.255 Masque:255.255.255.0
adr inet6: fe80::54df:563a:5a07:129c/64 Scope:Lien
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Packets reçus:6317 erreurs:0 :0 overruns:0 frame:0
TX packets:4639 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:8063230 (8.0 MB) Octets transmis:459581 (459.5 KB)
lo Link encap:Boucle locale
inet adr:127.0.0.1 Masque:255.0.0.0
adr inet6: ::1/128 Scope:Hôte
UP LOOPBACK RUNNING MTU:65536 Metric:1
Packets reçus:273 erreurs:0 :0 overruns:0 frame:0
TX packets:273 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1
Octets reçus:25506 (25.5 KB) Octets transmis:25506 (25.5 KB)
>> sudo iwlist scan
>> uname -r -m
4.4.0-57-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 show
NOM UUID TYPE PÉRIPHÉRIQUE
Connexion filaire 1 517f0af2-4f28-3191-87be-c2baf99f0b4f 802-3-ethernet eno1
Hotspot f4deb65d-3569-4e9c-a9c0-34229bc18204 802-11-wireless --
LIVEBOX 32ef7c04-6906-4aac-b8f6-f434fdd615ce 802-11-wireless --
>> sudo rfkill list
0: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no
1: acer-wireless: Wireless LAN
Soft blocked: yes
Hard blocked: no
