Bonjour,
Je rencontre des déconnexions WIFI intempestives avec Ubuntu 16.04 LTS.
Plusieurs fois dans la journée, je suis obligé de me déconnecter / reconnecter.
Pourtant j'apparais comme connecté au niveau de l’icône WIFI.
Merci d'avance pour votre aide.
cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.1 LTS"
lsusb
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 058f:6366 Alcor Micro Corp. Multi Flash Reader
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 002: ID 0461:0010 Primax Electronics, Ltd HP PR1101U / Primax PMX-KPR1101U Keyboard
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 007 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 006 Device 003: ID 046d:c077 Logitech, Inc. M105 Optical Mouse
Bus 006 Device 002: ID 2001:330d D-Link Corp.
Bus 006 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
lspci
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Complex
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Trinity [Radeon HD 7480D]
00:07.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Port
00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 03)
00:10.1 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 03)
00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 40)
00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11)
00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11)
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 14)
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 01)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11)
00:14.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] FCH PCI Bridge (rev 40)
00:14.5 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 3
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 5
01:00.0 Ethernet controller: Qualcomm Atheros AR8161 Gigabit Ethernet (rev 08)
lspci -k -nn | grep -A 3 -i net
01:00.0 Ethernet controller [0200]: Qualcomm Atheros AR8161 Gigabit Ethernet [1969:1091] (rev 08)
Subsystem: Hewlett-Packard Company AR8161 Gigabit Ethernet [103c:2ae0]
Kernel driver in use: alx
Kernel modules: alx
lspci -k
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Complex
Subsystem: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Complex
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Trinity [Radeon HD 7480D]
Subsystem: Hewlett-Packard Company Trinity [Radeon HD 7480D]
Kernel driver in use: radeon
Kernel modules: radeon
00:07.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Root Port
Kernel driver in use: pcieport
Kernel modules: shpchp
00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 03)
Subsystem: Hewlett-Packard Company FCH USB XHCI Controller
Kernel driver in use: xhci_hcd
00:10.1 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 03)
Subsystem: Hewlett-Packard Company FCH USB XHCI Controller
Kernel driver in use: xhci_hcd
00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 40)
Subsystem: Hewlett-Packard Company FCH SATA Controller [AHCI mode]
Kernel driver in use: ahci
Kernel modules: ahci
00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
Subsystem: Hewlett-Packard Company FCH USB OHCI Controller
Kernel driver in use: ohci-pci
00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11)
Subsystem: Hewlett-Packard Company FCH USB EHCI Controller
Kernel driver in use: ehci-pci
00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
Subsystem: Hewlett-Packard Company FCH USB OHCI Controller
Kernel driver in use: ohci-pci
00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11)
Subsystem: Hewlett-Packard Company FCH USB EHCI Controller
Kernel driver in use: ehci-pci
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 14)
Subsystem: Hewlett-Packard Company FCH SMBus Controller
Kernel driver in use: piix4_smbus
Kernel modules: i2c_piix4
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 01)
Subsystem: Hewlett-Packard Company FCH Azalia Controller
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11)
Subsystem: Hewlett-Packard Company FCH LPC Bridge
00:14.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] FCH PCI Bridge (rev 40)
00:14.5 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
Subsystem: Hewlett-Packard Company FCH USB OHCI Controller
Kernel driver in use: ohci-pci
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 3
Kernel driver in use: k10temp
Kernel modules: k10temp
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) Processor Function 5
01:00.0 Ethernet controller: Qualcomm Atheros AR8161 Gigabit Ethernet (rev 08)
Subsystem: Hewlett-Packard Company AR8161 Gigabit Ethernet
Kernel driver in use: alx
Kernel modules: alx
sudo lshw -C network
*-network
description: Ethernet interface
produit: AR8161 Gigabit Ethernet
fabriquant: Qualcomm Atheros
identifiant matériel: 0
information bus: pci@0000:01:00.0
nom logique: enp1s0
version: 08
numéro de série: 78:e3:b5:b5:54:66
capacité: 1Gbit/s
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm pciexpress msi msix bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=alx latency=0 link=no multicast=yes port=twisted pair
ressources: irq:33 mémoire:fea00000-fea3ffff portE/S:e000(taille=128)
*-network
description: Interface réseau sans fil
identifiant matériel: 2
information bus: usb@6:1
nom logique: wlxacf1df86548b
numéro de série: ac:f1:df:86:54:8b
fonctionnalités: ethernet physical wireless
configuration: broadcast=yes driver=rtl8192cu driverversion=4.4.0-59-generic firmware=N/A ip=192.168.1.1 link=yes multicast=yes wireless=IEEE 802.11bgn
lsmod
Module Size Used by
drbg 32768 1
ansi_cprng 16384 0
ctr 16384 1
ccm 20480 1
nls_iso8859_1 16384 1
arc4 16384 2
rtl8192cu 69632 0
rtl_usb 20480 1 rtl8192cu
rtl8192c_common 53248 1 rtl8192cu
rtlwifi 77824 3 rtl_usb,rtl8192c_common,rtl8192cu
mac80211 737280 3 rtl_usb,rtlwifi,rtl8192cu
cfg80211 565248 2 mac80211,rtlwifi
snd_hda_codec_idt 57344 1
snd_hda_codec_generic 77824 1 snd_hda_codec_idt
snd_hda_intel 40960 3
snd_hda_codec 135168 3 snd_hda_codec_idt,snd_hda_codec_generic,snd_hda_intel
snd_hda_core 73728 4 snd_hda_codec_idt,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel
kvm_amd 65536 0
snd_hwdep 16384 1 snd_hda_codec
snd_pcm 106496 3 snd_hda_codec,snd_hda_intel,snd_hda_core
kvm 540672 1 kvm_amd
irqbypass 16384 1 kvm
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
ghash_clmulni_intel 16384 0
aesni_intel 167936 2
aes_x86_64 20480 1 aesni_intel
lrw 16384 1 aesni_intel
snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_pcm,snd_seq
gf128mul 16384 1 lrw
glue_helper 16384 1 aesni_intel
snd 81920 16 snd_hwdep,snd_timer,snd_hda_codec_idt,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device
ablk_helper 16384 1 aesni_intel
cryptd 20480 3 ghash_clmulni_intel,aesni_intel,ablk_helper
soundcore 16384 1 snd
k10temp 16384 0
input_leds 16384 0
serio_raw 16384 0
i2c_piix4 24576 0
shpchp 36864 0
mac_hid 16384 0
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
uas 24576 0
usb_storage 69632 1 uas
amdkfd 131072 1
amd_iommu_v2 20480 1 amdkfd
radeon 1515520 3
i2c_algo_bit 16384 1 radeon
ttm 94208 1 radeon
drm_kms_helper 155648 1 radeon
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 131072 0
alx 36864 0
mdio 16384 1 alx
drm 364544 6 ttm,drm_kms_helper,radeon
ahci 36864 4
libahci 32768 1 ahci
fjes 28672 0
iwconfig
wlxacf1df86548b IEEE 802.11bgn ESSID:"Bbox-1D3896"
Mode:Managed Frequency:2.437 GHz Access Point: 5C:33:8E:E9:E2:96
Bit Rate=72.2 Mb/s Tx-Power=20 dBm
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Power Management:off
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:11 Missed beacon:0
lo no wireless extensions.
enp1s0 no wireless extensions.
ifconfig
enp1s0 Link encap:Ethernet HWaddr 78:e3:b5:b5:54:66
UP BROADCAST MULTICAST MTU:1500 Metric:1
Packets reçus:0 erreurs:0 :0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:0 (0.0 B) Octets transmis:0 (0.0 B)
Interruption:19
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:3186 erreurs:0 :0 overruns:0 frame:0
TX packets:3186 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1
Octets reçus:265622 (265.6 KB) Octets transmis:265622 (265.6 KB)
wlxacf1df86548b Link encap:Ethernet HWaddr ac:f1:df:86:54:8b
inet adr:192.168.1.1 Bcast:192.168.1.255 Masque:255.255.255.0
adr inet6: fe80::addc:3e7c:3f9b:8262/64 Scope:Lien
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Packets reçus:15699 erreurs:0 :0 overruns:0 frame:0
TX packets:9812 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
Octets reçus:11519084 (11.5 MB) Octets transmis:1437964 (1.4 MB)
sudo iwlist scan
wlxacf1df86548b Scan completed :
Cell 01 - Address: 5C:33:8E:E9:E2:96
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=60/70 Signal level=-50 dBm
Encryption key:on
ESSID:"Bbox-1D3896"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=00000000708b1e63
Extra: Last beacon: 180ms ago
IE: Unknown: 000B42626F782D314433383936
IE: Unknown: 010882848B960C121824
IE: Unknown: 030106
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: 2A0100
IE: Unknown: 32043048606C
IE: Unknown: DD180050F2020101820003A4000027A4000042435E0062322F00
IE: Unknown: 2D1A4C101BFF3F000000000000000000000000000000000000000000
IE: Unknown: 3D1606080800000000000000000000000000000000000000
IE: Unknown: DD0900037F01010000FF7F
IE: Unknown: DD0A00037F04010000000000
Cell 02 - Address: 64:7C:34:7E:AC:DC
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=36/70 Signal level=-74 dBm
Encryption key:on
ESSID:"Bbox-ADAB6067"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
18 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=00000116c97ea16d
Extra: Last beacon: 3524ms ago
IE: Unknown: 000D42626F782D4144414236303637
IE: Unknown: 010882848B961224486C
IE: Unknown: 030101
IE: Unknown: 32040C183060
IE: Unknown: 0706465220010D14
IE: Unknown: 33082001020304050607
IE: Unknown: 33082105060708090A0B
IE: Unknown: 05040001000A
IE: Unknown: 2A0104
IE: Unknown: 2D1AEC0103FFFFFF00000000000000000000000000000C1846471100
IE: Unknown: 3D1601000000000000000000000000000000000000000000
IE: Unknown: 7F0101
IE: WPA Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
IE: Unknown: 0B05000016127A
IE: Unknown: DD07000C4307000000
Cell 03 - Address: 64:7C:34:7E:AC:DD
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=36/70 Signal level=-74 dBm
Encryption key:on
ESSID:""
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
18 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=00000116c97ea97f
Extra: Last beacon: 3520ms ago
IE: Unknown: 0000
IE: Unknown: 010882848B961224486C
IE: Unknown: 030101
IE: Unknown: 32040C183060
IE: Unknown: 0706465220010D14
IE: Unknown: 33082001020304050607
IE: Unknown: 33082105060708090A0B
IE: Unknown: 050400010000
IE: Unknown: 2A0104
IE: Unknown: 2D1AEC0103FFFFFF00000000000000000000000000000C1846471100
IE: Unknown: 3D1601000000000000000000000000000000000000000000
IE: Unknown: 7F0101
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
IE: Unknown: 0B05000016127A
IE: Unknown: DD07000C4307000000
Cell 04 - Address: A0:1B:29:99:F6:F0
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=12/70 Signal level=-98 dBm
Encryption key:on
ESSID:"Ilestoulekiki"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=000002c437138594
Extra: Last beacon: 572ms ago
IE: Unknown: 000D496C6573746F756C656B696B69
IE: Unknown: 010882848B962430486C
IE: Unknown: 030106
IE: Unknown: 050400010000
IE: Unknown: 2A0100
IE: Unknown: 2F0100
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: 32040C121860
IE: Unknown: 2D1AFC181BFFFF000000000000000000000000000000000000000000
IE: Unknown: 3D1606080000000000000000000000000000000000000000
IE: Unknown: DD090010180201F02C0000
IE: WPA Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
lo Interface doesn't support scanning.
enp1s0 Interface doesn't support scanning.
uname -r -m
4.4.0-59-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
Commande introuvable
sudo rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
nmcli connection show
Bbox-XXXXXX 29c09b51-4079-4a55-a691-de55124f8d1e 802-11-wireless wlxacf1df86548b
Connexion filaire 1 e1b8158c-aa77-3a33-8ebd-21846b6b89a3 802-3-ethernet --
