Bonjour xubu !!
Oui pardon j'ai oublié de vous donner mes infos wifi... Alors voilà :
bob@bob-E202SA:~$ cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.3 LTS"
bob@bob-E202SA:~$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 04f2:b54b Chicony Electronics Co., Ltd
Bus 001 Device 003: ID 0bda:0821 Realtek Semiconductor Corp.
Bus 001 Device 005: ID 0bda:8812 Realtek Semiconductor Corp. RTL8812AU 802.11a/b/g/n/ac WLAN Adapter
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
bob@bob-E202SA:~$ sudo lshw -C network
[sudo] Mot de passe de bob :
*-network
description: Interface réseau sans fil
produit: RTL8821AE 802.11ac PCIe Wireless Network Adapter
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:01:00.0
nom logique: wlp1s0
version: 00
numéro de série: 30:5a:3a:89:2d:ee
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8821ae driverversion=4.13.0-32-generic firmware=N/A ip=192.168.100.102 latency=0 link=yes multicast=yes wireless=IEEE 802.11
ressources: irq:314 portE/S:e000(taille=256) mémoire:81200000-81203fff
*-network
description: Interface réseau sans fil
identifiant matériel: 1
information bus: usb@1:3
nom logique: wlx00c0ca964944
numéro de série: 00:c0:ca:96:49:44
fonctionnalités: ethernet physical wireless
configuration: broadcast=yes driver=8812au multicast=yes wireless=IEEE 802.11
bob@bob-E202SA:~$ lsmod
Module Size Used by
ccm 20480 3
xt_multiport 16384 1
iptable_filter 16384 1
ip_tables 24576 1 iptable_filter
x_tables 40960 3 xt_multiport,ip_tables,iptable_filter
nls_iso8859_1 16384 1
rfcomm 77824 0
lirc_dev 20480 0
rc_core 36864 1 lirc_dev
bnep 20480 2
joydev 20480 0
intel_rapl 20480 0
intel_powerclamp 16384 0
coretemp 16384 0
kvm_intel 208896 0
kvm 585728 1 kvm_intel
irqbypass 16384 1 kvm
punit_atom_debug 16384 0
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
ghash_clmulni_intel 16384 0
pcbc 16384 0
aesni_intel 188416 2
8812au 1589248 0
aes_x86_64 20480 1 aesni_intel
crypto_simd 16384 1 aesni_intel
glue_helper 16384 1 aesni_intel
snd_intel_sst_acpi 16384 0
cryptd 24576 3 crypto_simd,ghash_clmulni_intel,aesni_intel
intel_cstate 20480 0
arc4 16384 2
snd_intel_sst_core 77824 1 snd_intel_sst_acpi
uvcvideo 90112 0
snd_hda_codec_hdmi 49152 1
snd_soc_sst_atom_hifi2_platform 102400 1 snd_intel_sst_core
snd_soc_sst_match 16384 1 snd_intel_sst_acpi
videobuf2_vmalloc 16384 1 uvcvideo
videobuf2_memops 16384 1 videobuf2_vmalloc
snd_hda_codec_conexant 24576 1
videobuf2_v4l2 24576 1 uvcvideo
snd_hda_codec_generic 73728 1 snd_hda_codec_conexant
snd_soc_core 229376 1 snd_soc_sst_atom_hifi2_platform
videobuf2_core 40960 2 uvcvideo,videobuf2_v4l2
rtl8821ae 225280 0
snd_compress 20480 1 snd_soc_core
videodev 172032 3 uvcvideo,videobuf2_core,videobuf2_v4l2
btcoexist 126976 1 rtl8821ae
ac97_bus 16384 1 snd_soc_core
snd_pcm_dmaengine 16384 1 snd_soc_core
btusb 45056 0
input_leds 16384 0
rtl_pci 28672 1 rtl8821ae
rtlwifi 77824 3 rtl_pci,btcoexist,rtl8821ae
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
btrtl 16384 1 btusb
serio_raw 16384 0
mac80211 782336 3 rtl_pci,rtlwifi,rtl8821ae
asus_nb_wmi 28672 0
snd_hda_intel 40960 3
asus_wmi 28672 1 asus_nb_wmi
sparse_keymap 16384 1 asus_wmi
btbcm 16384 1 btusb
btintel 16384 1 btusb
media 40960 2 uvcvideo,videodev
snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_conexant,snd_hda_codec_hdmi,snd_hda_codec_generic
snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec_conexant,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic
cfg80211 614400 3 8812au,mac80211,rtlwifi
snd_rawmidi 32768 1 snd_seq_midi
bluetooth 544768 31 btrtl,btintel,bnep,btbcm,rfcomm,btusb
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 98304 7 snd_hda_intel,snd_hda_codec,snd_pcm_dmaengine,snd_hda_core,snd_soc_sst_atom_hifi2_platform,snd_hda_codec_hdmi,snd_soc_core
lpc_ich 24576 0
ecdh_generic 24576 1 bluetooth
shpchp 36864 0
mei_txe 20480 0
mei 98304 1 mei_txe
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
processor_thermal_device 16384 0
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
intel_soc_dts_iosf 16384 1 processor_thermal_device
snd_timer 32768 2 snd_seq,snd_pcm
snd 81920 20 snd_compress,snd_hda_intel,snd_hwdep,snd_hda_codec_conexant,snd_seq,snd_hda_codec,snd_timer,snd_soc_sst_atom_hifi2_platform,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_seq_device,snd_soc_core,snd_pcm
soundcore 16384 1 snd
dw_dmac 16384 0
dw_dmac_core 24576 1 dw_dmac
elan_i2c 36864 0
spi_pxa2xx_platform 24576 0
pwm_lpss_platform 16384 0
pwm_lpss 16384 1 pwm_lpss_platform
asus_wireless 16384 0
intel_int0002_vgpio 16384 1
int3406_thermal 16384 0
tpm_crb 16384 0
int3403_thermal 16384 0
int340x_thermal_zone 16384 2 int3403_thermal,processor_thermal_device
int3400_thermal 16384 0
acpi_thermal_rel 16384 1 int3400_thermal
mac_hid 16384 0
binfmt_misc 20480 1
parport_pc 32768 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,parport_pc,ppdev
autofs4 40960 2
mmc_block 36864 2
i915 1806336 99
i2c_algo_bit 16384 1 i915
drm_kms_helper 167936 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
ahci 36864 1
drm 356352 5 i915,drm_kms_helper
wmi 24576 1 asus_wmi
libahci 32768 1 ahci
video 40960 3 asus_wmi,int3406_thermal,i915
i2c_hid 20480 0
hid 118784 1 i2c_hid
sdhci_acpi 16384 0
sdhci 45056 1 sdhci_acpi
bob@bob-E202SA:~$ iwconfig
tun0 no wireless extensions.
wlx00c0ca964944 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=18 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
lo no wireless extensions.
wlp1s0 IEEE 802.11 ESSID:"SFR-XXXX"
Mode:Managed Frequency:2.437 GHz Access Point: XX:XX:XX:XX:XX:XX
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=54/70 Signal level=-56 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:4 Missed beacon:0
bob@bob-E202SA:~$ uname -r -m
4.13.0-32-generic x86_64