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#1 Le 22/12/2016, à 22:41
- Pascal4C
Wifi fluctuante sous Ubuntu 16.04 LTS
Wifi fluctuante sous Ubuntu 16.04 LTS
Bonjour,
Mon installation comporte une box et un routeur WRT54GL. Ces équipements se trouvent à 3 ou 4 mètres de mon ordi.
Lorsque je me connecte en Wifi avec mon téléphone le signal est maximal. Network Manager m'indique péniblement 2 niveaux.
J'ai essayé avec une clé USB. Idem.
Il y a un truc qui cloche, c'est sure.
Si quelqu'un pouvait m'aider, d'avance merci.
Voici le contenu de mon wificheck :
[code] >> cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=16.04 DISTRIB_CODENAME=xenial DISTRIB_DESCRIPTION="Ubuntu 16.04.1 LTS" >> lsusb Bus 002 Device 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 04f3:0103 Elan Microelectronics Corp. ActiveJet K-2024 Multimedia Keyboard Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 008 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 007 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 005 Device 002: ID 046d:c012 Logitech, Inc. Mouseman Dual Optical Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >> lspci -k -nn | grep -A 3 -i net 01:05.0 Network controller [0280]: Qualcomm Atheros AR9227 Wireless Network Adapter [168c:002d] (rev 01) Subsystem: Qualcomm Atheros AR9227 Wireless Network Adapter [168c:0300] Kernel driver in use: ath9k Kernel modules: ath9k 03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 0c) Subsystem: ASUSTeK Computer Inc. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [1043:8554] Kernel driver in use: r8169 Kernel modules: r8169 >> sudo lshw -C network *-network description: Interface réseau sans fil produit: AR9227 Wireless Network Adapter fabriquant: Qualcomm Atheros identifiant matériel: 5 information bus: pci@0000:01:05.0 nom logique: wlp1s5 version: 01 numéro de série: 10:fe:ed:ce:1c:df bits: 32 bits horloge: 66MHz fonctionnalités: bus_master cap_list ethernet physical wireless configuration: broadcast=yes driver=ath9k driverversion=4.4.0-57-generic firmware=N/A ip=192.168.1.102 latency=168 link=yes multicast=yes wireless=IEEE 802.11bgn ressources: irq:20 mémoire:fea00000-fea0ffff *-network description: Ethernet interface produit: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller fabriquant: Realtek Semiconductor Co., Ltd. identifiant matériel: 0 information bus: pci@0000:03:00.0 nom logique: enp3s0 version: 0c numéro de série: 9c:5c:8e:8e:d2:55 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-2_0.0.1 02/06/13 latency=0 link=no multicast=yes port=MII speed=10Mbit/s ressources: irq:35 portE/S:e000(taille=256) mémoire:fe900000-fe900fff mémoire:f0800000-f0803fff >> lsmod Module Size Used by drbg 32768 1 ansi_cprng 16384 0 ctr 16384 1 ccm 20480 1 eeepc_wmi 16384 0 asus_wmi 28672 1 eeepc_wmi sparse_keymap 16384 1 asus_wmi arc4 16384 2 snd_hda_codec_realtek 86016 1 snd_hda_codec_generic 77824 1 snd_hda_codec_realtek ath9k 143360 0 joydev 20480 0 snd_hda_codec_hdmi 53248 1 input_leds 16384 0 snd_hda_intel 40960 5 ath9k_common 36864 1 ath9k snd_hda_codec 135168 4 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel ath9k_hw 466944 2 ath9k_common,ath9k snd_hda_core 73728 5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel ath 32768 3 ath9k_common,ath9k,ath9k_hw snd_hwdep 16384 1 snd_hda_codec mac80211 737280 1 ath9k snd_pcm 106496 4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core kvm_amd 65536 0 kvm 540672 1 kvm_amd snd_seq_midi 16384 0 irqbypass 16384 1 kvm cfg80211 565248 4 ath,ath9k_common,ath9k,mac80211 crct10dif_pclmul 16384 0 crc32_pclmul 16384 0 ghash_clmulni_intel 16384 0 aesni_intel 167936 2 snd_seq_midi_event 16384 1 snd_seq_midi snd_rawmidi 32768 1 snd_seq_midi snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi aes_x86_64 20480 1 aesni_intel snd_timer 32768 2 snd_pcm,snd_seq lrw 16384 1 aesni_intel 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 gf128mul 16384 1 lrw glue_helper 16384 1 aesni_intel soundcore 16384 1 snd shpchp 36864 0 serio_raw 16384 0 edac_mce_amd 24576 0 k10temp 16384 0 fam15h_power 16384 0 ablk_helper 16384 1 aesni_intel edac_core 53248 0 cryptd 20480 3 ghash_clmulni_intel,aesni_intel,ablk_helper i2c_piix4 24576 0 8250_fintek 16384 0 mac_hid 16384 0 ip6t_REJECT 16384 1 nf_reject_ipv6 16384 1 ip6t_REJECT nf_log_ipv6 16384 5 xt_hl 16384 22 ip6t_rt 16384 3 nf_conntrack_ipv6 20480 8 nf_defrag_ipv6 36864 1 nf_conntrack_ipv6 ipt_REJECT 16384 1 nf_reject_ipv4 16384 1 ipt_REJECT nf_log_ipv4 16384 5 nf_log_common 16384 2 nf_log_ipv4,nf_log_ipv6 xt_LOG 16384 10 xt_limit 16384 13 xt_tcpudp 16384 26 xt_addrtype 16384 4 nf_conntrack_ipv4 16384 8 nf_defrag_ipv4 16384 1 nf_conntrack_ipv4 xt_conntrack 16384 16 ip6table_filter 16384 1 ip6_tables 28672 1 ip6table_filter nf_conntrack_netbios_ns 16384 0 nf_conntrack_broadcast 16384 1 nf_conntrack_netbios_ns nf_nat_ftp 16384 0 nf_nat 24576 1 nf_nat_ftp nf_conntrack_ftp 20480 1 nf_nat_ftp nf_conntrack 106496 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 16384 1 ip_tables 24576 1 iptable_filter parport_pc 32768 0 ppdev 20480 0 x_tables 36864 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 lp 20480 0 parport 49152 3 lp,ppdev,parport_pc autofs4 40960 2 hid_generic 16384 0 usbhid 49152 0 hid 118784 2 hid_generic,usbhid amdkfd 131072 1 amd_iommu_v2 20480 1 amdkfd radeon 1515520 55 i2c_algo_bit 16384 1 radeon ttm 94208 1 radeon psmouse 131072 0 drm_kms_helper 155648 1 radeon r8169 81920 0 mii 16384 1 r8169 syscopyarea 16384 1 drm_kms_helper sysfillrect 16384 1 drm_kms_helper sysimgblt 16384 1 drm_kms_helper fb_sys_fops 16384 1 drm_kms_helper ahci 36864 2 drm 364544 6 ttm,drm_kms_helper,radeon libahci 32768 1 ahci wmi 20480 1 asus_wmi fjes 28672 0 video 40960 1 asus_wmi [/code] [code] >> iwconfig wlp1s5 IEEE 802.11bgn ESSID:"ChouchanFamily" Mode:Managed Frequency:2.462 GHz Access Point: B4:75:0E:9B:42:DC Bit Rate=54 Mb/s Tx-Power=19 dBm Retry short limit:7 RTS thr:off Fragment thr:off Power Management:off Link Quality=44/70 Signal level=-66 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:0 Invalid misc:102 Missed beacon:0 >> ifconfig -a enp3s0 Link encap:Ethernet HWaddr 9c:5c:8e:8e:d2:55 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:474 erreurs:0 :0 overruns:0 frame:0 TX packets:474 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 lg file transmission:1 Octets reçus:39502 (39.5 KB) Octets transmis:39502 (39.5 KB) wlp1s5 Link encap:Ethernet HWaddr 10:fe:ed:ce:1c:df inet adr:192.168.1.102 Bcast:192.168.1.255 Masque:255.255.255.0 adr inet6: fe80::3ad1:4f38:a3b2:d44e/64 Scope:Lien UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 Packets reçus:1076 erreurs:0 :0 overruns:0 frame:0 TX packets:1247 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 lg file transmission:1000 Octets reçus:482351 (482.3 KB) Octets transmis:215967 (215.9 KB) >> sudo iwlist scan wlp1s5 Scan completed : Cell 01 - Address: B4:75:0E:9B:42:DC Channel:11 Frequency:2.462 GHz (Channel 11) Quality=43/70 Signal level=-67 dBm Encryption key:on ESSID:"ChouchanFamily" 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=000000bf14350982 Extra: Last beacon: 60ms ago IE: Unknown: 000E43686F756368616E46616D696C79 IE: Unknown: 010882848B962430486C IE: Unknown: 03010B IE: Unknown: 2A0100 IE: Unknown: 2F0100 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : CCMP TKIP Authentication Suites (1) : PSK IE: Unknown: 32040C121860 IE: Unknown: DD06001018020004 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : CCMP TKIP Authentication Suites (1) : PSK Cell 02 - Address: E0:CE:C3:8C:BC:B6 Channel:1 Frequency:2.412 GHz (Channel 1) Quality=18/70 Signal level=-92 dBm Encryption key:on ESSID:"Rotschild" 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=0000000688f542b6 Extra: Last beacon: 60ms ago IE: Unknown: 0009526F74736368696C64 IE: Unknown: 010882848B962430486C IE: Unknown: 030101 IE: Unknown: 2A0100 IE: Unknown: 2F0100 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : CCMP TKIP Authentication Suites (1) : PSK IE: Unknown: 32040C121860 IE: Unknown: 0B050500380000 IE: Unknown: 2D1AFE191BFFFF000001000000000000000000000000000000000000 IE: Unknown: 3D16010D1600000000000000000000000000000000000000 IE: Unknown: 7F080400080000000040 IE: Unknown: DD090010180205000C0000 IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (2) : CCMP TKIP Authentication Suites (1) : PSK IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00 IE: Unknown: 46057208010000 Cell 03 - Address: 00:E0:20:22:77:A0 Channel:1 Frequency:2.412 GHz (Channel 1) Quality=40/70 Signal level=-70 dBm Encryption key:on ESSID:"Wireless-N" 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=000000bf1371217e Extra: Last beacon: 1996ms ago IE: Unknown: 000A576972656C6573732D4E IE: Unknown: 010882848B960C121824 IE: Unknown: 030101 IE: Unknown: 050402030000 IE: Unknown: 2A0104 IE: Unknown: 32043048606C IE: Unknown: 2D1AEF191FFFFF000000000000000000000000000000000000000000 IE: Unknown: 3D1601050000000000000000000000000000000000000000 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00 IE: Unknown: DD1E00904C33EF191FFFFF000000000000000000000000000000000000000000 IE: Unknown: DD1A00904C3401050000000000000000000000000000000000000000 IE: Unknown: DD0600E04C020160 IE: Unknown: DD180050F204104A00011010440001011049000600372A000120 Cell 04 - Address: 90:8D:78:50:34:FD Channel:4 Frequency:2.427 GHz (Channel 4) Quality=40/70 Signal level=-70 dBm Encryption key:on ESSID:"ChouchanFamily1" 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=00000005e638ba11 Extra: Last beacon: 60ms ago IE: Unknown: 000F43686F756368616E46616D696C7931 IE: Unknown: 010882848B962430486C IE: Unknown: 030104 IE: Unknown: 0706494C20010D14 IE: Unknown: 2A0104 IE: Unknown: 32040C121860 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : CCMP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: Unknown: 0B0502000B0000 IE: Unknown: 46053208010000 IE: Unknown: 2D1ABC081BFFFF000000000000000000000000000000000000000000 IE: Unknown: 3D1604080400000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F080500080000000040 IE: Unknown: DD090010180202000C0000 IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00 Cell 05 - Address: 6C:19:8F:46:44:E1 Channel:6 Frequency:2.437 GHz (Channel 6) Quality=20/70 Signal level=-90 dBm Encryption key:on ESSID:"norit" 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=00000009a1bab210 Extra: Last beacon: 60ms ago IE: Unknown: 00056E6F726974 IE: Unknown: 010882848B962430486C IE: Unknown: 030106 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: 3D1606001500000000000000000000000000000000000000 IE: Unknown: 4A0E14000A002C01C800140005001900 IE: Unknown: 7F0101 IE: Unknown: DD090010180202F0040000 >> uname -r -m 4.4.0-57-generic x86_64 >> cat /etc/network/interfaces # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback >> nm-tool >> nmcli dev wifi * SSID MODE CHAN DÉBIT SIGNAL BARS SÉCURITÉ Wireless-N Infra 1 54 Mo/s 50 ▂▄__ WPA2 ChouchanFamily1 Infra 4 54 Mo/s 50 ▂▄__ WPA2 * ChouchanFamily Infra 11 54 Mo/s 42 ▂▄__ WPA1 WPA2 Bezeq Free Infra 6 54 Mo/s 19 ▂___ -- norit Infra 6 54 Mo/s 17 ▂___ WPA2 BEZEQ_RYARON Infra 7 54 Mo/s 15 ▂___ WPA2 Rotschild Infra 1 54 Mo/s 14 ▂___ WPA1 WPA2 >> nmcli connection show NOM UUID TYPE PÉRIPHÉRIQUE ChouchanFamily 3 0ba47927-1fc0-4eca-b334-1ba47546e381 802-11-wireless wlp1s5 ChouchanFamily 1 af2fea34-1310-4dc2-be0f-3aaaea9edacb 802-11-wireless -- ChouchanFamily 2 ddcabc01-1aac-4a69-92c2-11feee676fb5 802-11-wireless -- ChouchanFamily 4 fa3e8eef-91b9-4b75-8d97-0d7e013125c8 802-11-wireless -- ChouchanFamily 5 96870e08-6414-4066-aaa0-d73b7e5ea9f4 802-11-wireless -- ChouchanFamily1 b2e698f2-7eaa-47ec-a847-e8293ec237f3 802-11-wireless -- Connexion Ethernet 1 d4c96200-3661-4bfc-9721-5b23344bf6b4 802-3-ethernet -- >> sudo rfkill list 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no [/code]
Ubuntu 15.10
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#2 Le 22/12/2016, à 22:57
- xubu1957
Re : Wifi fluctuante sous Ubuntu 16.04 LTS
Bonsoir,
L'ordinateur est de marque Asus ?
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 22/12/2016, à 23:19
- xubu1957
Re : Wifi fluctuante sous Ubuntu 16.04 LTS
* ChouchanFamily Infra 11 54 Mo/s 42 ▂▄__ WPA1 WPA2
Modifier, le chiffrement de la Box ou du routeur, comme le conseille toutafai dans de nombreuses discussions :
Entretemps, j'ai retrouvé ce message ./viewtopic.php?pid=21563767#p21563767 de toutafai (8/2016) :
Ta box utilise un double chiffrement (al la fois du wpa1 et du wpa2), c'est certainement la source de ton problème.
Connecte toi sur l'interface d'administration de ta box et change moi cela pour
soit que du wpa1 TKIP,
soit que du wpa2 AES
(ne pas oublier d'enregistrer les changements sur ta box),
Une fois que ce sera fait, tu ne devrais plus avoir de déconnexions
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
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