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#1 Le 07/04/2016, à 01:11

olivier114

[Résolu] déconnexion wifi carte RTL8723BE

Bonjour,
Je viens de faire un dual boot sur mon pc easynote LE69KB, j'ai donc windows10 et ubuntu lts 14.04.
Une fois ubuntu démarré j'ai la connexion wifi pendant moins de 2 minutes et ensuite elle part et je suis obligé de me mettre en filaire.
Que faire ?

Dernière modification par Ayral (Le 13/04/2016, à 09:44)

Hors ligne

#2 Le 07/04/2016, à 03:05

xubu1957

Re : [Résolu] déconnexion wifi carte RTL8723BE

Bonjour,

Donner les éléments : wifi

en te servant du : retour utilisable de commande


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

Hors ligne

#3 Le 07/04/2016, à 20:41

olivier114

Re : [Résolu] déconnexion wifi carte RTL8723BE

cat /etc/lsb-release

DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.04
DISTRIB_CODENAME=trusty
DISTRIB_DESCRIPTION="Ubuntu 14.04.4 LTS"

lsusb

Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 003: ID 1bcf:2c55 Sunplus Innovation Technology Inc. 
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

lspci

00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Root Complex
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kabini [Radeon HD 8280 / R3 Series]
00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Kabini HDMI/DP Audio
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:02.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
00:02.5 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 01)
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 39)
00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39)
00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 3a)
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 02)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11)
00:14.7 SD Host controller: Advanced Micro Devices, Inc. [AMD] FCH SD Flash Controller (rev 01)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 3
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 5
01:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5209 PCI Express Card Reader (rev 01)
03:00.0 Ethernet controller: Broadcom Corporation NetLink BCM57780 Gigabit Ethernet PCIe (rev 01)

lspci -nn | grep -i net

01:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
03:00.0 Ethernet controller [0200]: Broadcom Corporation NetLink BCM57780 Gigabit Ethernet PCIe [14e4:1692] (rev 01)

lspci -k

00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Root Complex
	Subsystem: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Root Complex
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kabini [Radeon HD 8280 / R3 Series]
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: radeon
00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Kabini HDMI/DP Audio
	Subsystem: Advanced Micro Devices, Inc. [AMD/ATI] Kabini HDMI/DP Audio
	Kernel driver in use: snd_hda_intel
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:02.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
	Kernel driver in use: pcieport
00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
	Kernel driver in use: pcieport
00:02.5 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Functions 5:1
	Kernel driver in use: pcieport
00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 01)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: xhci_hcd
00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 40)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: ahci
00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: ohci-pci
00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: ehci-pci
00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 39)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: ohci-pci
00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 39)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: ehci-pci
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 3a)
	Subsystem: Acer Incorporated [ALI] Device 0782
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 02)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: snd_hda_intel
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11)
	Subsystem: Acer Incorporated [ALI] Device 0782
00:14.7 SD Host controller: Advanced Micro Devices, Inc. [AMD] FCH SD Flash Controller (rev 01)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: sdhci-pci
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 3
	Kernel driver in use: k10temp
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 4
	Kernel driver in use: fam15h_power
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 16h Processor Function 5
01:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
	Subsystem: Acer Incorporated [ALI] Device b734
	Kernel driver in use: rtl8723be
02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5209 PCI Express Card Reader (rev 01)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: rtsx_pci
03:00.0 Ethernet controller: Broadcom Corporation NetLink BCM57780 Gigabit Ethernet PCIe (rev 01)
	Subsystem: Acer Incorporated [ALI] Device 0782
	Kernel driver in use: tg3

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@0000:01:00.0
       nom logique: wlan0
       version: 00
       numéro de série: 60:02:b4:eb:78:e2
       bits: 64 bits
       horloge: 33MHz
       fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=rtl8723be driverversion=4.2.0-35-generic firmware=N/A latency=0 link=yes multicast=yes wireless=IEEE 802.11bgn
       ressources: irq:35 portE/S:2000(taille=256) mémoire:f0a00000-f0a03fff
  *-network
       description: Ethernet interface
       produit: NetLink BCM57780 Gigabit Ethernet PCIe
       fabriquant: Broadcom Corporation
       identifiant matériel: 0
       information bus: pci@0000:03:00.0
       nom logique: eth0
       version: 01
       numéro de série: 60:02:92:10:42:c9
       taille: 1Gbit/s
       capacité: 1Gbit/s
       bits: 64 bits
       horloge: 33MHz
       fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=tg3 driverversion=3.137 duplex=full firmware=sb ip=192.168.0.50 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s
       ressources: irq:41 mémoire:f0800000-f080ffff

lsmod

Module                  Size  Used by
drbg                   28672  1 
ansi_cprng             16384  0 
ctr                    16384  2 
ccm                    20480  2 
bnep                   20480  2 
rfcomm                 69632  0 
nls_iso8859_1          16384  1 
uvcvideo               90112  0 
videobuf2_vmalloc      16384  1 uvcvideo
videobuf2_memops       16384  1 videobuf2_vmalloc
videobuf2_core         49152  1 uvcvideo
acer_wmi               20480  0 
sparse_keymap          16384  1 acer_wmi
v4l2_common            16384  1 videobuf2_core
videodev              172032  3 uvcvideo,v4l2_common,videobuf2_core
amd_freq_sensitivity    16384  0 
media                  24576  2 uvcvideo,videodev
amdkfd                122880  1 
amd_iommu_v2           20480  1 amdkfd
kvm                   512000  0 
radeon               1507328  3 
crct10dif_pclmul       16384  0 
crc32_pclmul           16384  0 
aesni_intel           167936  4 
snd_hda_codec_realtek    86016  1 
snd_hda_codec_hdmi     49152  1 
aes_x86_64             20480  1 aesni_intel
lrw                    16384  1 aesni_intel
snd_hda_codec_generic    73728  1 snd_hda_codec_realtek
gf128mul               16384  1 lrw
glue_helper            16384  1 aesni_intel
ablk_helper            16384  1 aesni_intel
arc4                   16384  2 
cryptd                 20480  2 aesni_intel,ablk_helper
snd_hda_intel          36864  5 
input_leds             16384  0 
snd_hda_codec         135168  4 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel
joydev                 20480  0 
serio_raw              16384  0 
rtl8723be              90112  0 
snd_hda_core           65536  5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel
btcoexist              53248  1 rtl8723be
snd_hwdep              16384  1 snd_hda_codec
rtl8723_common         24576  1 rtl8723be
fam15h_power           16384  0 
rtl_pci                28672  1 rtl8723be
k10temp                16384  0 
snd_seq_midi           16384  0 
rtlwifi                77824  2 rtl_pci,rtl8723be
edac_core              53248  0 
edac_mce_amd           24576  0 
snd_seq_midi_event     16384  1 snd_seq_midi
mac80211              741376  3 rtl_pci,rtlwifi,rtl8723be
i2c_piix4              24576  0 
btusb                  45056  0 
btrtl                  16384  1 btusb
snd_pcm               102400  4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core
btbcm                  16384  1 btusb
snd_rawmidi            32768  1 snd_seq_midi
btintel                16384  1 btusb
bluetooth             512000  14 bnep,btbcm,btrtl,btusb,rfcomm,btintel
snd_seq                69632  2 snd_seq_midi_event,snd_seq_midi
ttm                    94208  1 radeon
snd_seq_device         16384  3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer              32768  2 snd_pcm,snd_seq
cfg80211              552960  2 mac80211,rtlwifi
rtsx_pci_ms            20480  0 
memstick               20480  1 rtsx_pci_ms
drm_kms_helper        126976  1 radeon
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
drm                   360448  60 ttm,drm_kms_helper,radeon
i2c_algo_bit           16384  1 radeon
soundcore              16384  1 snd
shpchp                 36864  0 
parport_pc             32768  0 
video                  40960  1 acer_wmi
ppdev                  20480  0 
wmi                    20480  1 acer_wmi
mac_hid                16384  0 
lp                     20480  0 
parport                49152  3 lp,ppdev,parport_pc
rtsx_pci_sdmmc         24576  0 
broadcom               20480  0 
psmouse               126976  0 
tg3                   163840  0 
sdhci_pci              24576  0 
sdhci                  45056  1 sdhci_pci
ahci                   36864  3 
ptp                    20480  1 tg3
libahci                32768  1 ahci
pps_core               20480  1 ptp
rtsx_pci               53248  2 rtsx_pci_ms,rtsx_pci_sdmmc

iwconfig

eth0      no wireless extensions.

wlan0     IEEE 802.11bgn  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm   
          Retry short limit:7   RTS thr=2347 B   Fragment thr:off
          Power Management:off
          
lo        no wireless extensions.

ifconfig

eth0      Link encap:Ethernet  HWaddr 60:02:92:10:42:c9  
          inet adr:192.168.0.50  Bcast:192.168.0.255  Masque:255.255.255.0
          adr inet6: fe80::6202:92ff:fe10:42c9/64 Scope:Lien
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          Packets reçus:2078 erreurs:0 :0 overruns:0 frame:0
          TX packets:1610 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000 
          Octets reçus:1857242 (1.8 MB) Octets transmis:192477 (192.4 KB)
          Interruption:34 

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:1258 erreurs:0 :0 overruns:0 frame:0
          TX packets:1258 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:0 
          Octets reçus:107887 (107.8 KB) Octets transmis:107887 (107.8 KB)

wlan0     Link encap:Ethernet  HWaddr 60:02:b4:eb:78:e2  
          adr inet6: fe80::6202:b4ff:feeb:78e2/64 Scope:Lien
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          Packets reçus:3396 erreurs:0 :0 overruns:0 frame:0
          TX packets:3294 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000 
          Octets reçus:2811948 (2.8 MB) Octets transmis:473632 (473.6 KB)

sudo iwlist scan

eth0      Interface doesn't support scanning.

wlan0     Scan completed :
          Cell 01 - Address: 68:A3:78:05:A9:B1
                    Channel:13
                    Frequency:2.472 GHz (Channel 13)
                    Quality=70/70  Signal level=-22 dBm  
                    Encryption key:on
                    ESSID:"Freebox-05A9B0"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001806896aeb3
                    Extra: Last beacon: 12ms ago
                    IE: Unknown: 000E46726565626F782D303541394230
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 03010D
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1AEC0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D160D000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 02 - Address: 68:A3:78:05:A9:B3
                    Channel:13
                    Frequency:2.472 GHz (Channel 13)
                    Quality=70/70  Signal level=-22 dBm  
                    Encryption key:on
                    ESSID:"FreeWifi_secure"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001806896be23
                    Extra: Last beacon: 12ms ago
                    IE: Unknown: 000F46726565576966695F736563757265
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 03010D
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : 802.1x
                    IE: Unknown: 2D1AEC0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D160D000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 03 - Address: 68:A3:78:05:A9:B2
                    Channel:13
                    Frequency:2.472 GHz (Channel 13)
                    Quality=70/70  Signal level=-20 dBm  
                    Encryption key:off
                    ESSID:"FreeWifi"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 22 Mb/s
                              6 Mb/s; 9 Mb/s; 12 Mb/s
                    Bit Rates:18 Mb/s; 24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001806896b6db
                    Extra: Last beacon: 12ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 03010D
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1AEC0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D160D000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 04 - Address: 64:7C:34:65:86:AC
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=60/70  Signal level=-50 dBm  
                    Encryption key:on
                    ESSID:"Bbox-B6150912"
                    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=0000014f6668dd22
                    Extra: Last beacon: 652ms ago
                    IE: Unknown: 000D42626F782D4236313530393132
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030101
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1AEC0103FFFFFF00000000000000000000000000000C1846471100
                    IE: Unknown: 3D1601000000000000000000000000000000000000000000
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B0500000F127A
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4307000000
                    IE: Unknown: 0706465220010D10
          Cell 05 - Address: B2:A1:D7:EB:9D:DF
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=70/70  Signal level=-38 dBm  
                    Encryption key:on
                    ESSID:"SFR WiFi Mobile"
                    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=00000734f5d49880
                    Extra: Last beacon: 12ms ago
                    IE: Unknown: 000F5346522057694669204D6F62696C65
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030107
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : 802.1x
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1607000400000000000000000000000000000000000000
                    IE: Unknown: DD090010180201F02C0000
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 06 - Address: E0:A1:D7:EB:9D:DC
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=68/70  Signal level=-42 dBm  
                    Encryption key:on
                    ESSID:"SFR_9DD8"
                    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=00000734f5d47ab9
                    Extra: Last beacon: 12ms ago
                    IE: Unknown: 00085346525F39444438
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030107
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1607000000000000000000000000000000000000000000
                    IE: Unknown: DD840050F204104A0001101044000102103B00010310470010000000000000000000000000000000001021000A4E42362D4658432D72321023000A4E42362D4658432D72321024000A4E42362D4658432D72321042000C4530413144374542394444381054000800060050F2040001101100085346525F39444438100800020084103C000101
                    IE: Unknown: DD090010180200F02C0000
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 07 - Address: B2:A1:D7:EB:9D:DD
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=70/70  Signal level=-40 dBm  
                    Encryption key:off
                    ESSID:"SFR WiFi FON"
                    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=00000734f5d48798
                    Extra: Last beacon: 12ms ago
                    IE: Unknown: 000C534652205769466920464F4E
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030107
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1607000000000000000000000000000000000000000000
                    IE: Unknown: DD090010180200F02C0000
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 08 - Address: 64:7C:34:65:86:AD
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=60/70  Signal level=-50 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=0000014f68213a02
                    Extra: Last beacon: 752ms 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: 0B0500000B127A
                    IE: Unknown: DD07000C4307000000
          Cell 09 - Address: 64:7C:34:FA:FE:1D
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=38/70  Signal level=-72 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=00000087964a6a10
                    Extra: Last beacon: 392ms ago
                    IE: Unknown: 0000
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030106
                    IE: Unknown: 32040C183060
                    IE: Unknown: 0706465220010D14
                    IE: Unknown: 33082001020304050607
                    IE: Unknown: 33082105060708090A0B
                    IE: Unknown: 050400010000
                    IE: Unknown: 2A0104
                    IE: Unknown: 2D1AEC0103FFFFFF00000000000000000000000000000C1846471100
                    IE: Unknown: 3D1606010000000000000000000000000000000000000000
                    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 10 - Address: 66:A4:92:DC:1B:EF
                    Channel:3
                    Frequency:2.422 GHz (Channel 3)
                    Quality=34/70  Signal level=-76 dBm  
                    Encryption key:on
                    ESSID:"FreeWifi_secure"
                    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=00000086d54f5d2c
                    Extra: Last beacon: 29512ms ago
                    IE: Unknown: 000F46726565576966695F736563757265
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030103
                    IE: Unknown: 32040C183060
                    IE: Unknown: 33082001020304050607
                    IE: Unknown: 33082105060708090A0B
                    IE: Unknown: 050400010030
                    IE: Unknown: 2A0104
                    IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: 3D1603050600000000000000000000000000000000000000
                    IE: Unknown: 7F0101
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : 802.1x
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B0504006E127A
                    IE: Unknown: DD1E00904C336E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: DD1A00904C3403050600000000000000000000000000000000000000
                    IE: Unknown: DD07000C4300000000
          Cell 11 - Address: 66:A4:92:DC:1B:EC
                    Channel:3
                    Frequency:2.422 GHz (Channel 3)
                    Quality=36/70  Signal level=-74 dBm  
                    Encryption key:on
                    ESSID:"FREEBOX_PAUL_5C"
                    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=00000086d54fb8a1
                    Extra: Last beacon: 28828ms ago
                    IE: Unknown: 000F46524545424F585F5041554C5F3543
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030103
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: 3D1603050600000000000000000000000000000000000000
                    IE: Unknown: 3E0100
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : TKIP CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4300000000
                    IE: Unknown: DD1E00904C336E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: DD1A00904C3403050600000000000000000000000000000000000000
          Cell 12 - Address: 66:A4:92:DC:1B:EE
                    Channel:3
                    Frequency:2.422 GHz (Channel 3)
                    Quality=36/70  Signal level=-74 dBm  
                    Encryption key:off
                    ESSID:"FreeWifi"
                    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=00000086d54fef9d
                    Extra: Last beacon: 28828ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030103
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: 3D1603050600000000000000000000000000000000000000
                    IE: Unknown: 3E0100
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4300000000
                    IE: Unknown: DD1E00904C336E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: DD1A00904C3403050600000000000000000000000000000000000000
          Cell 13 - Address: 64:7C:34:FA:FE:1C
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=40/70  Signal level=-70 dBm  
                    Encryption key:on
                    ESSID:"Bbox-CA007075"
                    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=00000087964912c7
                    Extra: Last beacon: 12ms ago
                    IE: Unknown: 000D42626F782D4341303037303735
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030106
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1AEC0103FFFFFF00000000000000000000000000000C1846471100
                    IE: Unknown: 3D1606010000000000000000000000000000000000000000
                    IE: WPA Version 1[code]
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : [/code]CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B05000016127A
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4307000000
                    IE: Unknown: 0706465220010D10

lo        Interface doesn't support scanning.

uname -r -m

4.2.0-35-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

NetworkManager Tool

State: connected (global)

- Device: eth0  [Connexion filaire 1] ------------------------------------------
  Type:              Wired
  Driver:            tg3
  State:             connected
  Default:           yes
  HW Address:        60:02:92:10:42:C9

  Capabilities:
    Carrier Detect:  yes
    Speed:           1000 Mb/s

  Wired Properties
    Carrier:         on

  IPv4 Settings:
    Address:         192.168.0.50
    Prefix:          24 (255.255.255.0)
    Gateway:         192.168.0.254

    DNS:             192.168.0.254


- Device: wlan0  [Freebox-05A9B0] ----------------------------------------------
  Type:              802.11 WiFi
  Driver:            rtl8723be
  State:             connecting (getting IP configuration)
  Default:           no
  HW Address:        60:02:B4:EB:78:E2

  Capabilities:

  Wireless Properties
    WEP Encryption:  yes
    WPA Encryption:  yes
    WPA2 Encryption: yes

  Wireless Access Points 
    FreeWifi_secure: Infra, 68:A3:78:05:A9:B3, Freq 2472 MHz, Rate 54 Mb/s, Strength 100 WPA2 Enterprise
    SFR WiFi Mobile: Infra, B2:A1:D7:EB:9D:DF, Freq 2442 MHz, Rate 54 Mb/s, Strength 77 WPA2 Enterprise
    SFR_9DD8:        Infra, E0:A1:D7:EB:9D:DC, Freq 2442 MHz, Rate 54 Mb/s, Strength 77 WPA
    Bbox-B6150912:   Infra, 64:7C:34:65:86:AC, Freq 2412 MHz, Rate 54 Mb/s, Strength 70 WPA WPA2
    FreeWifi:        Infra, 68:A3:78:05:A9:B2, Freq 2472 MHz, Rate 54 Mb/s, Strength 100
    Bbox-CA007075:   Infra, 64:7C:34:FA:FE:1C, Freq 2437 MHz, Rate 54 Mb/s, Strength 47 WPA WPA2
    SFR WiFi FON:    Infra, B2:A1:D7:EB:9D:DD, Freq 2442 MHz, Rate 54 Mb/s, Strength 80
    FREEBOX_PAUL_5C: Infra, 66:A4:92:DC:1B:EC, Freq 2422 MHz, Rate 54 Mb/s, Strength 44 WPA
    FreeWifi_secure: Infra, 66:A4:92:DC:1B:EF, Freq 2422 MHz, Rate 54 Mb/s, Strength 40 WPA Enterprise
    FreeWifi:        Infra, 66:A4:92:DC:1B:EE, Freq 2422 MHz, Rate 54 Mb/s, Strength 44
    Freebox-05A9B0:  Infra, 68:A3:78:05:A9:B1, Freq 2472 MHz, Rate 54 Mb/s, Strength 100 WPA2

sudo rfkill list

1: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no
2: acer-wireless: Wireless LAN
	Soft blocked: no
	Hard blocked: no
3: acer-bluetooth: Bluetooth
	Soft blocked: yes
	Hard blocked: no

Hors ligne

#4 Le 08/04/2016, à 13:32

desss

Re : [Résolu] déconnexion wifi carte RTL8723BE

sudo rfkill unblock all

Hors ligne

#5 Le 08/04/2016, à 14:12

desss

Re : [Résolu] déconnexion wifi carte RTL8723BE

Hors ligne

#6 Le 08/04/2016, à 21:35

olivier114

Re : [Résolu] déconnexion wifi carte RTL8723BE

un brin d'amélioration mais pas de wifi stable sa coupe revient et parfois sa ne revient plus

Dernière modification par olivier114 (Le 08/04/2016, à 21:43)

Hors ligne

#7 Le 09/04/2016, à 06:05

xubu1957

Re : [Résolu] déconnexion wifi carte RTL8723BE

Bonjour,

As tu tenté de changer le canal wifi : wifi_optimisation ?


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

Hors ligne

#8 Le 09/04/2016, à 07:23

moko138

Re : [Résolu] déconnexion wifi carte RTL8723BE

olivier114 a écrit :

un brin d'amélioration mais pas de wifi stable sa coupe revient et parfois sa ne revient plus

Si je comprends bien, tu as appliqué ce qui est conseillé là ./viewtopic.php?pid=19038421#p19038421.
1 Est-ce bien cela ?
2 As-tu redémarré depuis ?


%NOINDEX%
Un utilitaire précieux : ncdu
Photo, mini-tutoriel :  À la découverte de dcraw

Hors ligne

#9 Le 09/04/2016, à 09:23

Nuliel

Re : [Résolu] déconnexion wifi carte RTL8723BE

Bonjour,

J'ai eu le même problème avec cette carte wifi et j'ai appliqué la méthode de cette page:
http://ubuntuforums.org/showthread.php?t=2243978
et depuis ça marche nickel.

Hors ligne

#10 Le 09/04/2016, à 10:34

moko138

Re : [Résolu] déconnexion wifi carte RTL8723BE

ublender a écrit :

J'ai eu le même problème avec cette carte wifi et j'ai appliqué la méthode de cette page:
http://ubuntuforums.org/showthread.php?t=2243978
et depuis ça marche nickel.

C'est-à-dire

echo "options rtl8723be fwlps=N ips=N" | sudo tee /etc/modprobe.d/rtl8723be.conf

et redémarrer.

Merci de l'info smile


%NOINDEX%
Un utilitaire précieux : ncdu
Photo, mini-tutoriel :  À la découverte de dcraw

Hors ligne

#11 Le 09/04/2016, à 12:05

Nuliel

Re : [Résolu] déconnexion wifi carte RTL8723BE

Plus précisément, il faut tester la commande
echo "options rtl8723be fwlps=N ips=P" | sudo tee /etc/modprobe.d/rtl8723be.conf
avec N et P qui sont soit 0 soit 1.
Ça avait marché avec

echo "options rtl8723be fwlps=0 ips=0" | sudo tee /etc/modprobe.d/rtl8723be.conf

Dernière modification par Nuliel (Le 09/04/2016, à 12:06)

Hors ligne

#12 Le 11/04/2016, à 11:38

olivier114

Re : [Résolu] déconnexion wifi carte RTL8723BE

problème résolu je le passe en résolu

Hors ligne

#13 Le 11/04/2016, à 12:00

cqfd93

Re : [Résolu] déconnexion wifi carte RTL8723BE

Bonjour,

Tu peux le faire en modifiant le titre depuis ton premier message.


cqfd93

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