Contenu | Rechercher | Menus

Annonce

Si vous avez des soucis pour rester connecté, déconnectez-vous puis reconnectez-vous depuis ce lien en cochant la case
Me connecter automatiquement lors de mes prochaines visites.

À propos de l'équipe du forum.

#1 Le 17/03/2015, à 14:33

JoshuaWilliamson

Connexion instable (wifi)

Bonjour,
J'ai un souci de d'instabilité, effectivement je suis régulièrement déconnecté et plus moyen d'utiliser le web. La seul solution relancer ubuntu... que faire?

Pour info, quand je suis déconnecté, le wifi semble connecté a ma box... mais rien! et si je déconnecte pour me reconnecter, cela devient impossible! Je trouve également ma navigation très lente!


Modération : merci de donner les informations demandées ici.

Dernière modification par cqfd93 (Le 17/03/2015, à 15:07)

Hors ligne

#2 Le 17/03/2015, à 21:52

nam1962

Re : Connexion instable (wifi)

En plus des infos demandées par cqfd93, vérifie ce que j'indique là : [ Modération - Lien supprimé, donner les indications directement dans le message ]

Dernière modification par cqfd93 (Le 13/07/2015, à 22:09)


[ Modéré ]

Hors ligne

#3 Le 18/03/2015, à 15:59

JoshuaWilliamson

Re : Connexion instable (wifi)

merci alors voici les réponses au commandes ci dessous :

cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.04
DISTRIB_CODENAME=trusty
DISTRIB_DESCRIPTION="Ubuntu 14.04.2 LTS"
lsusb
Bus 001 Device 002: ID 8087:8000 Intel Corp. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 005: ID 0bda:b728 Realtek Semiconductor Corp. 
Bus 002 Device 004: ID 174f:14b2 Syntek 
Bus 002 Device 003: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 002 Device 002: ID 03f0:8207 Hewlett-Packard FHA-3510 2.4GHz Wireless Optical Mobile Mouse
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
lspci
00:00.0 Host bridge: Intel Corporation Haswell-ULT DRAM Controller (rev 0b)
00:02.0 VGA compatible controller: Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 0b)
00:03.0 Audio device: Intel Corporation Haswell-ULT HD Audio Controller (rev 0b)
00:14.0 USB controller: Intel Corporation Lynx Point-LP USB xHCI HC (rev 04)
00:16.0 Communication controller: Intel Corporation Lynx Point-LP HECI #0 (rev 04)
00:1b.0 Audio device: Intel Corporation Lynx Point-LP HD Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation Lynx Point-LP PCI Express Root Port 3 (rev e4)
00:1c.3 PCI bridge: Intel Corporation Lynx Point-LP PCI Express Root Port 4 (rev e4)
00:1c.4 PCI bridge: Intel Corporation Lynx Point-LP PCI Express Root Port 5 (rev e4)
00:1d.0 USB controller: Intel Corporation Lynx Point-LP USB EHCI #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation Lynx Point-LP LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation Lynx Point-LP SATA Controller 1 [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation Lynx Point-LP SMBus Controller (rev 04)
01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10)
02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
03:00.0 3D controller: NVIDIA Corporation GF117M [GeForce 610M/710M/820M / GT 620M/625M/630M/720M] (rev ff)
lspci -nn | grep -i net
01:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 10)
02:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
lspci -k
00:00.0 Host bridge: Intel Corporation Haswell-ULT DRAM Controller (rev 0b)
	Subsystem: Lenovo Device 3978
00:02.0 VGA compatible controller: Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 0b)
	Subsystem: Lenovo Device 380d
	Kernel driver in use: i915
00:03.0 Audio device: Intel Corporation Haswell-ULT HD Audio Controller (rev 0b)
	Subsystem: Lenovo Device 3978
	Kernel driver in use: snd_hda_intel
00:14.0 USB controller: Intel Corporation Lynx Point-LP USB xHCI HC (rev 04)
	Subsystem: Lenovo Device 3978
	Kernel driver in use: xhci_hcd
00:16.0 Communication controller: Intel Corporation Lynx Point-LP HECI #0 (rev 04)
	Subsystem: Lenovo Device 3978
	Kernel driver in use: mei_me
00:1b.0 Audio device: Intel Corporation Lynx Point-LP HD Audio Controller (rev 04)
	Subsystem: Lenovo Device 3978
	Kernel driver in use: snd_hda_intel
00:1c.0 PCI bridge: Intel Corporation Lynx Point-LP PCI Express Root Port 3 (rev e4)
	Kernel driver in use: pcieport
00:1c.3 PCI bridge: Intel Corporation Lynx Point-LP PCI Express Root Port 4 (rev e4)
	Kernel driver in use: pcieport
00:1c.4 PCI bridge: Intel Corporation Lynx Point-LP PCI Express Root Port 5 (rev e4)
	Kernel driver in use: pcieport
00:1d.0 USB controller: Intel Corporation Lynx Point-LP USB EHCI #1 (rev 04)
	Subsystem: Lenovo Device 3978
	Kernel driver in use: ehci-pci
00:1f.0 ISA bridge: Intel Corporation Lynx Point-LP LPC Controller (rev 04)
	Subsystem: Lenovo Device 3978
	Kernel driver in use: lpc_ich
00:1f.2 SATA controller: Intel Corporation Lynx Point-LP SATA Controller 1 [AHCI mode] (rev 04)
	Subsystem: Lenovo Device 3978
	Kernel driver in use: ahci
00:1f.3 SMBus: Intel Corporation Lynx Point-LP SMBus Controller (rev 04)
	Subsystem: Lenovo Device 3978
01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10)
	Subsystem: Lenovo Device 380b
	Kernel driver in use: r8169
02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
	Subsystem: Lenovo Device b736
	Kernel driver in use: rtl8723be
03:00.0 3D controller: NVIDIA Corporation GF117M [GeForce 610M/710M/820M / GT 620M/625M/630M/720M] (rev ff)
sudo lshw -C network
  *-network               
       description: Ethernet interface
       produit: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
       fabriquant: Realtek Semiconductor Co., Ltd.
       identifiant matériel: 0
       information bus: pci@0000:01:00.0
       nom logique: eth0
       version: 10
       numéro de série: 28:d2:44:90:11:be
       taille: 10Mbit/s
       capacité: 1Gbit/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 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl8168g-3_0.0.1 04/23/13 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
       ressources: irq:61 portE/S:5000(taille=256) mémoire:c3504000-c3504fff mémoire:c3500000-c3503fff
  *-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: wlan0
       version: 00
       numéro de série: 00:71:cc:7e:1c:43
       bits: 64 bits
       horloge: 33MHz
       fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=rtl8723be driverversion=3.13.0-46-generic firmware=N/A ip=192.168.1.35 latency=0 link=yes multicast=yes wireless=IEEE 802.11bgn
       ressources: irq:19 portE/S:4000(taille=256) mémoire:c3400000-c3403fff
lsmod
Module                  Size  Used by
bbswitch               13943  0 
ctr                    13049  2 
ccm                    17773  2 
bnep                   19624  2 
rfcomm                 69160  8 
dm_crypt               23177  0 
rts5139               335409  0 
uvcvideo               80885  0 
videobuf2_vmalloc      13216  1 uvcvideo
videobuf2_memops       13362  1 videobuf2_vmalloc
videobuf2_core         40664  1 uvcvideo
videodev              134688  2 uvcvideo,videobuf2_core
ip6t_REJECT            12939  1 
xt_hl                  12521  6 
ip6t_rt                13537  3 
nf_conntrack_ipv6      18894  8 
nf_defrag_ipv6         34768  1 nf_conntrack_ipv6
ipt_REJECT             12541  1 
xt_LOG                 17717  10 
xt_limit               12711  13 
xt_tcpudp              12884  18 
xt_addrtype            12635  4 
nf_conntrack_ipv4      15012  8 
nf_defrag_ipv4         12758  1 nf_conntrack_ipv4
xt_conntrack           12760  16 
ip6table_filter        12815  1 
ip6_tables             27025  1 ip6table_filter
nf_conntrack_netbios_ns    12665  0 
nf_conntrack_broadcast    12589  1 nf_conntrack_netbios_ns
nf_nat_ftp             12770  0 
nf_nat                 21841  1 nf_nat_ftp
nf_conntrack_ftp       18638  1 nf_nat_ftp
nf_conntrack           96976  8 nf_nat_ftp,nf_conntrack_netbios_ns,nf_nat,xt_conntrack,nf_conntrack_broadcast,nf_conntrack_ftp,nf_conntrack_ipv4,nf_conntrack_ipv6
iptable_filter         12810  1 
ip_tables              27239  1 iptable_filter
x_tables               34059  13 ip6table_filter,xt_hl,ip_tables,xt_tcpudp,xt_limit,xt_conntrack,xt_LOG,iptable_filter,ip6t_rt,ipt_REJECT,ip6_tables,xt_addrtype,ip6t_REJECT
arc4                   12608  2 
intel_rapl             18773  0 
x86_pkg_temp_thermal    14205  0 
snd_hda_codec_hdmi     46368  1 
intel_powerclamp       14705  0 
coretemp               13435  0 
snd_hda_codec_conexant    57441  1 
snd_hda_intel          56531  5 
kvm                   455835  0 
snd_hda_codec         192906  3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel
snd_hwdep              13602  1 snd_hda_codec
crct10dif_pclmul       14289  0 
crc32_pclmul           13113  0 
snd_pcm               102099  3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel
rtl8723be              85118  0 
snd_page_alloc         18710  2 snd_pcm,snd_hda_intel
ghash_clmulni_intel    13216  0 
snd_seq_midi           13324  0 
snd_seq_midi_event     14899  1 snd_seq_midi
btcoexist              50304  1 rtl8723be
snd_rawmidi            30144  1 snd_seq_midi
rtl8723_common         23361  1 rtl8723be
rtl_pci                26690  1 rtl8723be
rtlwifi                63475  2 rtl_pci,rtl8723be
aesni_intel            55624  793 
mac80211              630669  3 rtl_pci,rtlwifi,rtl8723be
aes_x86_64             17131  1 aesni_intel
lrw                    13286  1 aesni_intel
gf128mul               14951  1 lrw
snd_seq                61560  2 snd_seq_midi_event,snd_seq_midi
glue_helper            13990  1 aesni_intel
ablk_helper            13597  1 aesni_intel
cryptd                 20359  397 ghash_clmulni_intel,aesni_intel,ablk_helper
joydev                 17381  0 
serio_raw              13462  0 
snd_seq_device         14497  3 snd_seq,snd_rawmidi,snd_seq_midi
cfg80211              484040  2 mac80211,rtlwifi
snd_timer              29482  2 snd_pcm,snd_seq
lpc_ich                21080  0 
snd                    69322  21 snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi
shpchp                 37032  0 
btusb                  32412  0 
mei_me                 18627  0 
mei                    82276  1 mei_me
bluetooth             391136  22 bnep,btusb,rfcomm
soundcore              12680  1 snd
ideapad_laptop         18216  0 
sparse_keymap          13948  1 ideapad_laptop
wmi                    19177  0 
mac_hid                13205  0 
parport_pc             32701  0 
ppdev                  17671  0 
lp                     17759  0 
parport                42348  3 lp,ppdev,parport_pc
hid_generic            12548  0 
usbhid                 52659  0 
hid                   106148  2 hid_generic,usbhid
psmouse               106714  0 
i915                  784111  5 
ahci                   29915  1 
libahci                32716  1 ahci
r8169                  67581  0 
mii                    13934  1 r8169
i2c_algo_bit           13413  1 i915
drm_kms_helper         55071  1 i915
drm                   303102  4 i915,drm_kms_helper
video                  19476  1 i915
iwconfig
eth0      no wireless extensions.

lo        no wireless extensions.

wlan0     IEEE 802.11bgn  ESSID:"Kameloot"  
          Mode:Managed  Frequency:2.447 GHz  Access Point: BC:8C:CD:D3:78:78   
          Bit Rate=72.2 Mb/s   Tx-Power=20 dBm   
          Retry  long limit:7   RTS thr=2347 B   Fragment thr:off
          Power Management:off
          Link Quality=70/70  Signal level=-38 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:2   Missed beacon:0
ifconfig
eth0      Link encap:Ethernet  HWaddr 28:d2:44:90:11:be  
          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)

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:477 erreurs:0 :0 overruns:0 frame:0
          TX packets:477 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:0 
          Octets reçus:44408 (44.4 KB) Octets transmis:44408 (44.4 KB)

wlan0     Link encap:Ethernet  HWaddr 00:71:cc:7e:1c:43  
          inet adr:192.168.1.35  Bcast:192.168.1.255  Masque:255.255.255.0
          adr inet6: fe80::271:ccff:fe7e:1c43/64 Scope:Lien
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          Packets reçus:1307 erreurs:0 :0 overruns:0 frame:0
          TX packets:1431 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000 
          Octets reçus:496602 (496.6 KB) Octets transmis:188307 (188.3 KB)
sudo iwlist scan
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1607000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 04 - Address: C2:7E:CB:77:33:0F
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=48/70  Signal level=-62 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=000001de4f1be15d
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000F5346522057694669204D6F62696C65
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030101
                    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: 3D1601000000000000000000000000000000000000000000
                    IE: Unknown: DD090010180200F02C0000
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 05 - Address: 30:7E:CB:77:33:0C
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=48/70  Signal level=-62 dBm  
                    Encryption key:on
                    ESSID:"SFR_3308"
                    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=000001de4f1bcc8e
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 00085346525F33333038
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030101
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1601000000000000000000000000000000000000000000
                    IE: Unknown: DD840050F204104A0001101044000102103B00010310470010000000000000000000000000000000001021000A4E42362D4658432D72321023000A4E42362D4658432D72321024000A4E42362D4658432D72321042000C3330374543423737333330381054000800060050F2040001101100085346525F33333038100800020084103C000101
                    IE: Unknown: DD090010180200F02C0000
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 06 - Address: C2:7E:CB:77:33:0D
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=48/70  Signal level=-62 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=000001de4f1bd991
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000C534652205769466920464F4E
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030101
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1601000000000000000000000000000000000000000000
                    IE: Unknown: DD090010180200F02C0000
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 07 - Address: 24:95:04:E2:8F:24
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=54/70  Signal level=-56 dBm  
                    Encryption key:on
                    ESSID:"SFR_8F20"
                    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=000001de4e80e44f
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 00085346525F38463230
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030101
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1601000000000000000000000000000000000000000000
                    IE: Unknown: DD870050F204104A0001101044000102103B00010310470010000000000000000000000000000000001021000B4E4236562D5345522D72301023000B4E4236562D5345522D72301024000B4E4236562D5345522D72301042000C3234393530344532384632301054000800060050F2040001101100085346525F38463230100800020084103C000101
                    IE: Unknown: DD090010180200F02C0000
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 08 - Address: 92:95:04:E2:8F:25
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=52/70  Signal level=-58 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=000001de4e80f118
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000C534652205769466920464F4E
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030101
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: 2D1AEC181BFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1601000000000000000000000000000000000000000000
                    IE: Unknown: DD090010180200F02C0000
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 09 - Address: 92:95:04:E2:8F:27
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=52/70  Signal level=-58 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=000001de4e80f8dc
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000F5346522057694669204D6F62696C65
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030101
                    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: 3D1601000000000000000000000000000000000000000000
                    IE: Unknown: DD090010180200F02C0000
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
          Cell 10 - Address: F4:CA:E5:D2:C8:09
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=34/70  Signal level=-76 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=000001de501f8160
                    Extra: Last beacon: 4124ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030107
                    IE: Unknown: 050400020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1607001100000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 11 - Address: 14:0C:76:6E:70:EE
                    Channel:9
                    Frequency:2.452 GHz (Channel 9)
                    Quality=70/70  Signal level=-38 dBm  
                    Encryption key:on
                    ESSID:"Freebox-6E70ED"
                    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=000000275fd3e847
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000E46726565626F782D364537304544
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030109
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1609000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 12 - Address: F4:CA:E5:B2:FF:2C
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=44/70  Signal level=-66 dBm  
                    Encryption key:on
                    ESSID:"Freebox-5695C4"
                    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=0000001a9cd7ac50
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000E46726565626F782D353639354334
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030107
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1607000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 13 - Address: 14:0C:76:6E:70:EF
                    Channel:9
                    Frequency:2.452 GHz (Channel 9)
                    Quality=70/70  Signal level=-38 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=000000275fd3f0e4
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030109
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1609000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 14 - Address: F4:CA:E5:B2:FF:2D
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=46/70  Signal level=-64 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=0000001a9cd7353c
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 00084672656557696669
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030107
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1607000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 15 - Address: F4:CA:E5:D2:C8:0A
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=70/70  Signal level=-40 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=000001de502105f7
                    Extra: Last beacon: 3992ms ago
                    IE: Unknown: 000F46726565576966695F736563757265
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030107
                    IE: Unknown: 050401020000
                    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: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1607001100000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 16 - Address: 14:0C:76:67:9D:65
                    Channel:2
                    Frequency:2.417 GHz (Channel 2)
                    Quality=68/70  Signal level=-42 dBm  
                    Encryption key:on
                    ESSID:"Freebox-679D64"
                    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=000001de4fec815f
                    Extra: Last beacon: 3852ms ago
                    IE: Unknown: 000E46726565626F782D363739443634
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030102
                    IE: Unknown: 050401020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1602000000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 17 - Address: 9A:A1:D7:2D:D7:73
                    Channel:5
                    Frequency:2.432 GHz (Channel 5)
                    Quality=38/70  Signal level=-72 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=00000066784cc219
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000F5346522057694669204D6F62696C65
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030105
                    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: DD090010180200F02C0000
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 18 - Address: E0:A1:D7:2D:D7:70
                    Channel:5
                    Frequency:2.432 GHz (Channel 5)
                    Quality=36/70  Signal level=-74 dBm  
                    Encryption key:on
                    ESSID:"SFR2014"
                    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=00000066784cc8c9
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000753465232303134
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030105
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: DD840050F204104A00011010440001021041000100103B00010310470010D96C7EFC2F8938F1EFBD6E5148BFA812102100044E4555461023000A4E42342D4658432D72321024000A4E42342D4658432D72321042000C4530413144373244443736431054000800060050F2040001101100094E4555465F44373643100800020084103C000101
                    IE: Unknown: DD090010180200F02C0000
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 19 - Address: 9A:A1:D7:2D:D7:71
                    Channel:5
                    Frequency:2.432 GHz (Channel 5)
                    Quality=38/70  Signal level=-72 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=00000066784cbc45
                    Extra: Last beacon: 8ms ago
                    IE: Unknown: 000C534652205769466920464F4E
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030105
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: Unknown: 32040C121860
                    IE: Unknown: DD090010180200F02C0000
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 20 - Address: F4:CA:E5:D2:C8:08
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=30/70  Signal level=-80 dBm  
                    Encryption key:on
                    ESSID:"Freebox-4D13E9"
                    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=000001de505585f3
                    Extra: Last beacon: 616ms ago
                    IE: Unknown: 000E46726565626F782D344431334539
                    IE: Unknown: 010882848B962C0C1218
                    IE: Unknown: 030107
                    IE: Unknown: 050401020000
                    IE: Unknown: 2A0104
                    IE: Unknown: 3205243048606C
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1A6C0003FFFFFF0001000000000000000100000000000000000000
                    IE: Unknown: 3D1607001100000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 21 - Address: 62:98:5C:C9:44:F7
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=26/70  Signal level=-84 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=00000014292d0da4
                    Extra: Last beacon: 2104ms ago
                    IE: Unknown: 000F46726565576966695F736563757265
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030107
                    IE: Unknown: 32040C183060
                    IE: Unknown: 33082001020304050607
                    IE: Unknown: 33082105060708090A0B
                    IE: Unknown: 050400010000
                    IE: Unknown: 2A0104
                    IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: 3D1607050700000000000000000000000000000000000000
                    IE: Unknown: 7F0101
                    IE: WPA Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : 802.1x
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B0501002E127A
                    IE: Unknown: DD1E00904C336E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: DD1A00904C3407050700000000000000000000000000000000000000
                    IE: Unknown: DD07000C4300000000
uname -r -m 
3.13.0-46-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: wlan0  [Kameloot] ----------------------------------------------------
  Type:              802.11 WiFi
  Driver:            rtl8723be
  State:             connected
  Default:           yes
  HW Address:        00:71:CC:7E:1C:43

  Capabilities:
    Speed:           7 Mb/s

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

  Wireless Access Points (* = current AP)
    SFR2014:         Infra, E0:A1:D7:2D:D7:70, Freq 2432 MHz, Rate 54 Mb/s, Strength 60 WPA
    SFR WiFi Mobile: Infra, 9A:A1:D7:2D:D7:73, Freq 2432 MHz, Rate 54 Mb/s, Strength 57 WPA2 Enterprise
    Freebox-6E70ED:  Infra, 14:0C:76:6E:70:EE, Freq 2452 MHz, Rate 54 Mb/s, Strength 30 WPA
    FreeWifi_secure: Infra, 14:0C:76:6E:70:F0, Freq 2452 MHz, Rate 54 Mb/s, Strength 30 WPA2 Enterprise
    SFR_8F20:        Infra, 24:95:04:E2:8F:24, Freq 2412 MHz, Rate 54 Mb/s, Strength 12 WPA
    SFR WiFi Mobile: Infra, C2:7E:CB:77:33:0F, Freq 2412 MHz, Rate 54 Mb/s, Strength 100 WPA2 Enterprise
    Freebox-5695C4:  Infra, F4:CA:E5:B2:FF:2C, Freq 2442 MHz, Rate 54 Mb/s, Strength 100 WPA
    FreeWifi_secure: Infra, F4:CA:E5:B2:FF:2E, Freq 2442 MHz, Rate 54 Mb/s, Strength 100 WPA2 Enterprise
    SFR WiFi Mobile: Infra, 92:95:04:E2:8F:27, Freq 2412 MHz, Rate 54 Mb/s, Strength 87 WPA2 Enterprise
    SFR_3308:        Infra, 30:7E:CB:77:33:0C, Freq 2412 MHz, Rate 54 Mb/s, Strength 70 WPA
    FreeWifi:        Infra, F4:CA:E5:B2:FF:2D, Freq 2442 MHz, Rate 54 Mb/s, Strength 30
    FreeWifi:        Infra, 14:0C:76:6E:70:EF, Freq 2452 MHz, Rate 54 Mb/s, Strength 30
    SFR WiFi FON:    Infra, 92:95:04:E2:8F:25, Freq 2412 MHz, Rate 54 Mb/s, Strength 100
    SFR WiFi FON:    Infra, C2:7E:CB:77:33:0D, Freq 2412 MHz, Rate 54 Mb/s, Strength 70
    *Kameloot:       Infra, BC:8C:CD:D3:78:78, Freq 2447 MHz, Rate 54 Mb/s, Strength 80 WPA WPA2
    SFR WiFi FON:    Infra, 9A:A1:D7:2D:D7:71, Freq 2432 MHz, Rate 54 Mb/s, Strength 34
    FreeWifi_secure: Infra, F4:CA:E5:D2:C8:0A, Freq 2442 MHz, Rate 54 Mb/s, Strength 100 WPA2 Enterprise
    FreeWifi:        Infra, 14:0C:76:67:9D:66, Freq 2417 MHz, Rate 54 Mb/s, Strength 100
    Freebox-4D13E9:  Infra, F4:CA:E5:D2:C8:08, Freq 2442 MHz, Rate 54 Mb/s, Strength 60 WPA
    FreeWifi:        Infra, F4:CA:E5:D2:C8:09, Freq 2442 MHz, Rate 54 Mb/s, Strength 100
    Freebox-679D64:  Infra, 14:0C:76:67:9D:65, Freq 2417 MHz, Rate 54 Mb/s, Strength 97 WPA
    FreeWifi_secure: Infra, 62:98:5C:C9:44:F7, Freq 2442 MHz, Rate 54 Mb/s, Strength 27 WPA Enterprise

  IPv4 Settings:
    Address:         192.168.1.35
    Prefix:          24 (255.255.255.0)
    Gateway:         192.168.1.254

    DNS:             192.168.1.254


- Device: eth0 -----------------------------------------------------------------
  Type:              Wired
  Driver:            r8169
  State:             unavailable
  Default:           no
  HW Address:        28:D2:44:90:11:BE

  Capabilities:
    Carrier Detect:  yes

  Wired Properties
    Carrier:         off
sudo rfkill list
0: ideapad_wlan: Wireless LAN
	Soft blocked: no
	Hard blocked: no
1: hci0: Bluetooth
	Soft blocked: yes
	Hard blocked: no
2: ideapad_bluetooth: Bluetooth
	Soft blocked: no
	Hard blocked: no
3: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no

Voila

Hors ligne

#4 Le 18/03/2015, à 16:04

JoshuaWilliamson

Re : Connexion instable (wifi)

Merci nam1962, il e semble déjà y avoir jeté un coup d'œil...

Hors ligne

#5 Le 21/03/2015, à 10:04

JoshuaWilliamson

Re : Connexion instable (wifi)

Donc, pour continuer, nam1966... j'ai vérifié les paramètres telle qu'indiqué sur ton tuto... et cela ne change rien du tout! (je pensai l'avoir fait mais non) donc bah! toujours le même souci!

Hors ligne

#6 Le 21/03/2015, à 10:35

JoshuaWilliamson

Re : Connexion instable (wifi)

J'ai également essayé ce qui est proposé sur ce topic : http://forum.ubuntu-fr.org/viewtopic.php?id=1550761 et rien... toujours des déconnexions aléatoires!

Hors ligne

#7 Le 21/03/2015, à 16:59

JoshuaWilliamson

Re : Connexion instable (wifi)

SVP aidez moi... y a rien à faire, je trouve pas de solution:mad:

Hors ligne

#8 Le 23/03/2015, à 11:38

gigiair

Re : Connexion instable (wifi)

Sur ma machine (un Asus eeepc), l'antenne était cassée. Elle passe par la charnière, c'est un point de fragilité, ce qui fait que la connexion wifi était à faible niveau.
Vérifies en changeant d'OS si le résultat est le même (par exemple avec une distribution «live», et en changeant de point d'accès.


--
JJR.

Hors ligne