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#1 Le 16/08/2018, à 07:40

Shadufi

[Résolu] Ubuntu 18.04 - Wifi détecter mais impossible de s'y connecter

Bonjour à tous, si je crée cette discussion c'est que j'ai écumé pendant 3 jours tout les forums possible et inimaginable pour résoudre mon problème.

Je vous explique :
J'ai décider de passer sur Ubuntu 18.04. Alors que j'ai, sur Windows, crée une clé usb bootable afin d'installer Ubuntu.
L'installation fini (sans l'utilisation du wifi) je décide de me connecter a la wifi pour faire les mises à jours ... Le drame commence
Après quelque minute d'attente un message d'erreur apparaît :

L'activation de la connexion a échoué 

je regarde donc les log :

 tail /var/log/syslog -f 

et voici le résultat :

Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.3922] device (wlo1): Activation: starting connection 'takamori' (7e687d26-2b32-4bcf-ad9f-1254a05aa748)
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.3930] audit: op="connection-activate" uuid="7e687d26-2b32-4bcf-ad9f-1254a05aa748" name="takamori" pid=1249 uid=1000 result="success"
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.3939] device (wlo1): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.3947] manager: NetworkManager state is now CONNECTING
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.3974] device (wlo1): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.3997] device (wlo1): Activation: (wifi) access point 'takamori' has security, but secrets are required.
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.3998] device (wlo1): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4004] sup-iface[0x55736d094240,wlo1]: wps: type pbc start...
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4123] device (wlo1): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4130] device (wlo1): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4137] device (wlo1): Activation: (wifi) connection 'takamori' has security, and secrets exist.  No new secrets needed.
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4138] Config: added 'ssid' value 'takamori'
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4138] Config: added 'scan_ssid' value '1'
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4138] Config: added 'bgscan' value 'simple:30:-80:86400'
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4139] Config: added 'key_mgmt' value 'WPA-PSK'
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4139] Config: added 'auth_alg' value 'OPEN'
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4139] Config: added 'psk' value '<hidden>'
Aug 16 10:36:33 kilian NetworkManager[5615]: <info>  [1534401393.4422] device (wlo1): supplicant interface state: ready -> scanning
Aug 16 10:36:33 kilian gnome-shell[1249]: Object St.Widget (0x559837a58440), has been already deallocated - impossible to access to it. This might be caused by the fact that the object has been destroyed from C code using something such as destroy(), dispose(), or remove() vfuncs
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: == Stack trace for context 0x559834314320 ==
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #0 0x5598346d91a0 i   resource:///org/gnome/shell/ui/modalDialog.js:93 (0x7f06a45f14d8 @ 22)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #1 0x7ffd20b0bca0 I   resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f06a45b5de0 @ 71)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #2 0x5598346d90e8 i   resource:///org/gnome/gjs/modules/_legacy.js:39 (0x7f06a45b5b38 @ 215)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #3 0x5598346d9058 i   resource:///org/gnome/shell/ui/status/network.js:781 (0x7f0688012f78 @ 409)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #4 0x7ffd20b0d010 I   resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f06a45b5de0 @ 71)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #5 0x5598346d8fd0 i   resource:///org/gnome/shell/ui/modalDialog.js:168 (0x7f06a45f1a28 @ 92)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #6 0x7ffd20b0dbf0 I   resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f06a45b5de0 @ 71)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #7 0x7ffd20b0dc70 I   self-hosted:913 (0x7f06a45f12b8 @ 346)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #8 0x7ffd20b0eb70 b   resource:///org/gnome/gjs/modules/tweener/tweener.js:208 (0x7f06a45d3b38 @ 54)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #9 0x7ffd20b0ecc0 b   resource:///org/gnome/gjs/modules/tweener/tweener.js:337 (0x7f06a45d3bc0 @ 1626)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #10 0x7ffd20b0ed70 b   resource:///org/gnome/gjs/modules/tweener/tweener.js:350 (0x7f06a45d3c48 @ 100)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #11 0x7ffd20b0ee00 b   resource:///org/gnome/gjs/modules/tweener/tweener.js:365 (0x7f06a45d3cd0 @ 10)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #12 0x7ffd20b0ee80 I   resource:///org/gnome/gjs/modules/signals.js:128 (0x7f06a45d3230 @ 386)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #13 0x7ffd20b0ef30 b   resource:///org/gnome/shell/ui/tweener.js:245 (0x7f06a45cf808 @ 159)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #14 0x7ffd20b0ef90 I   resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f06a45b5de0 @ 71)
Aug 16 10:36:33 kilian org.gnome.Shell.desktop[1249]: #15 0x7ffd20b0f030 b   resource:///org/gnome/shell/ui/tweener.js:220 (0x7f06a45cf780 @ 15)
Aug 16 10:36:34 kilian wpa_supplicant[716]: wlo1: SME: Trying to authenticate with 40:5a:9b:ec:50:44 (SSID='takamori' freq=2462 MHz)
Aug 16 10:36:34 kilian kernel: [ 2129.612609] wlo1: authenticate with 40:5a:9b:ec:50:44
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.3955] device (wlo1): supplicant interface state: scanning -> authenticating
Aug 16 10:36:34 kilian kernel: [ 2129.631248] wlo1: send auth to 40:5a:9b:ec:50:44 (try 1/3)
Aug 16 10:36:34 kilian wpa_supplicant[716]: wlo1: Trying to associate with 40:5a:9b:ec:50:44 (SSID='takamori' freq=2462 MHz)
Aug 16 10:36:34 kilian kernel: [ 2129.637159] wlo1: authenticated
Aug 16 10:36:34 kilian kernel: [ 2129.638889] wlo1: associate with 40:5a:9b:ec:50:44 (try 1/3)
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.4072] device (wlo1): supplicant interface state: authenticating -> associating
Aug 16 10:36:34 kilian wpa_supplicant[716]: wlo1: Associated with 40:5a:9b:ec:50:44
Aug 16 10:36:34 kilian wpa_supplicant[716]: wlo1: CTRL-EVENT-SUBNET-STATUS-UPDATE status=0
Aug 16 10:36:34 kilian wpa_supplicant[716]: wlo1: CTRL-EVENT-REGDOM-CHANGE init=COUNTRY_IE type=COUNTRY alpha2=FR
Aug 16 10:36:34 kilian kernel: [ 2129.644164] wlo1: RX AssocResp from 40:5a:9b:ec:50:44 (capab=0x431 status=0 aid=8)
Aug 16 10:36:34 kilian kernel: [ 2129.644332] wlo1: associated
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.4149] device (wlo1): supplicant interface state: associating -> 4-way handshake
Aug 16 10:36:34 kilian wpa_supplicant[716]: wlo1: WPA: Key negotiation completed with 40:5a:9b:ec:50:44 [PTK=CCMP GTK=TKIP]
Aug 16 10:36:34 kilian wpa_supplicant[716]: wlo1: CTRL-EVENT-CONNECTED - Connection to 40:5a:9b:ec:50:44 completed [id=0 id_str=]
Aug 16 10:36:34 kilian wpa_supplicant[716]: bgscan simple: Failed to enable signal strength monitoring
Aug 16 10:36:34 kilian kernel: [ 2129.652656] IPv6: ADDRCONF(NETDEV_CHANGE): wlo1: link becomes ready
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.4214] device (wlo1): supplicant interface state: 4-way handshake -> completed
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.4215] device (wlo1): Activation: (wifi) Stage 2 of 5 (Device Configure) successful.  Connected to wireless network 'takamori'.
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.4216] device (wlo1): state change: config -> ip-config (reason 'none', sys-iface-state: 'managed')
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.4224] dhcp4 (wlo1): activation: beginning transaction (timeout in 45 seconds)
Aug 16 10:36:34 kilian NetworkManager[5615]: <info>  [1534401394.4237] dhcp4 (wlo1): dhclient started with pid 5640
Aug 16 10:36:34 kilian dhclient[5640]: DHCPDISCOVER on wlo1 to 255.255.255.255 port 67 interval 3 (xid=0xc6ed7b6b)
Aug 16 10:36:35 kilian avahi-daemon[727]: Joining mDNS multicast group on interface wlo1.IPv6 with address fe80::56b4:c092:2d49:c8c5.
Aug 16 10:36:35 kilian avahi-daemon[727]: New relevant interface wlo1.IPv6 for mDNS.
Aug 16 10:36:35 kilian avahi-daemon[727]: Registering new address record for fe80::56b4:c092:2d49:c8c5 on wlo1.*.
Aug 16 10:36:37 kilian dhclient[5640]: DHCPDISCOVER on wlo1 to 255.255.255.255 port 67 interval 4 (xid=0xc6ed7b6b)
Aug 16 10:36:37 kilian chromium-browser.desktop[2205]: [2205:2218:0816/103637.453092:ERROR:connection_factory_impl.cc(403)] Failed to connect to MCS endpoint with error -105
Aug 16 10:36:37 kilian chromium-browser.desktop[2205]: [2205:4282:0816/103637.455561:ERROR:get_updates_processor.cc(243)] PostClientToServerMessage() failed during GetUpdates
Aug 16 10:36:41 kilian dhclient[5640]: DHCPDISCOVER on wlo1 to 255.255.255.255 port 67 interval 7 (xid=0xc6ed7b6b)
Aug 16 10:36:48 kilian dhclient[5640]: DHCPDISCOVER on wlo1 to 255.255.255.255 port 67 interval 11 (xid=0xc6ed7b6b)
Aug 16 10:36:52 kilian chromium-browser.desktop[2205]: [2205:4282:0816/103652.679728:ERROR:get_updates_processor.cc(243)] PostClientToServerMessage() failed during GetUpdates
Aug 16 10:36:59 kilian dhclient[5640]: DHCPDISCOVER on wlo1 to 255.255.255.255 port 67 interval 18 (xid=0xc6ed7b6b)
Aug 16 10:37:17 kilian dhclient[5640]: DHCPDISCOVER on wlo1 to 255.255.255.255 port 67 interval 21 (xid=0xc6ed7b6b)
Aug 16 10:37:19 kilian NetworkManager[5615]: <warn>  [1534401439.9404] dhcp4 (wlo1): request timed out
Aug 16 10:37:19 kilian NetworkManager[5615]: <info>  [1534401439.9405] dhcp4 (wlo1): state changed unknown -> timeout
Aug 16 10:37:19 kilian NetworkManager[5615]: <info>  [1534401439.9575] dhcp4 (wlo1): canceled DHCP transaction, DHCP client pid 5640
Aug 16 10:37:19 kilian NetworkManager[5615]: <info>  [1534401439.9576] dhcp4 (wlo1): state changed timeout -> done
Aug 16 10:37:19 kilian NetworkManager[5615]: <info>  [1534401439.9581] device (wlo1): state change: ip-config -> failed (reason 'ip-config-unavailable', sys-iface-state: 'managed')
Aug 16 10:37:19 kilian NetworkManager[5615]: <info>  [1534401439.9585] manager: NetworkManager state is now DISCONNECTED
Aug 16 10:37:19 kilian NetworkManager[5615]: <warn>  [1534401439.9593] device (wlo1): Activation: failed for connection 'takamori'
Aug 16 10:37:19 kilian NetworkManager[5615]: <info>  [1534401439.9605] device (wlo1): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed')
Aug 16 10:37:19 kilian avahi-daemon[727]: Withdrawing address record for fe80::56b4:c092:2d49:c8c5 on wlo1.
Aug 16 10:37:19 kilian avahi-daemon[727]: Leaving mDNS multicast group on interface wlo1.IPv6 with address fe80::56b4:c092:2d49:c8c5.
Aug 16 10:37:19 kilian avahi-daemon[727]: Interface wlo1.IPv6 no longer relevant for mDNS.
Aug 16 10:37:19 kilian kernel: [ 2175.205136] wlo1: deauthenticating from 40:5a:9b:ec:50:44 by local choice (Reason: 3=DEAUTH_LEAVING)
Aug 16 10:37:19 kilian gnome-shell[900]: An active wireless connection, in infrastructure mode, involves no access point?
Aug 16 10:37:19 kilian wpa_supplicant[716]: wlo1: CTRL-EVENT-DISCONNECTED bssid=40:5a:9b:ec:50:44 reason=3 locally_generated=1
Aug 16 10:37:19 kilian NetworkManager[5615]: <warn>  [1534401439.9841] sup-iface[0x55736d094240,wlo1]: connection disconnected (reason -3)
Aug 16 10:37:19 kilian wpa_supplicant[716]: wlo1: CTRL-EVENT-REGDOM-CHANGE init=CORE type=WORLD
Aug 16 10:37:19 kilian NetworkManager[5615]: <info>  [1534401439.9842] device (wlo1): supplicant interface state: completed -> disconnected
Aug 16 10:37:19 kilian gnome-shell[1249]: An active wireless connection, in infrastructure mode, involves no access point?
Aug 16 10:37:20 kilian chromium-browser.desktop[2205]: [2205:2218:0816/103720.478430:ERROR:connection_factory_impl.cc(403)] Failed to connect to MCS endpoint with error -106

Bizarrement, j'arrive a me connecter via port usb(avec mon téléphone) ou via Rj45 ...
Aidez moi s'il vous plait je ne sais plus quoi faire ...


[Résolution]

xubu1957 a écrit :

Vu la carte wifi :

Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]

Regarde au § 2 et début du § 3 (documentation) > [Tuto] Pas de Wi-fi ? Eléments importants à vérifier pour désactiver le secure-boot.

Pour le réglage d'antenne > [Résolu]Pas de connexion wifi RTL8723BE Livebox et Ubuntu 16.04.

Il faut passer sur un chiffrement WPA2 seul, comme indiqué au § 1 > [Tuto] Pas de Wi-fi ? Eléments importants à vérifier.

Dernière modification par Shadufi (Le 16/08/2018, à 10:41)

Hors ligne

#2 Le 16/08/2018, à 07:43

xubu1957

Re : [Résolu] Ubuntu 18.04 - Wifi détecter mais impossible de s'y connecter

Bonjour,

Il faut donner, connecté en filaire, un wificheck rassemblant les informations > Configuration wifi.

Nota : un fichier wificheck.log est créé dans votre répertoire personnel, collez l'intégralité de son contenu dans votre discussion.

cqfd93 a écrit :

Astuce pour copier / coller sans erreur :

  • triple clic gauche pour sélectionner et copier une ligne entière

  • clic molette pour coller dans le terminal


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

En ligne

#3 Le 16/08/2018, à 08:01

Shadufi

Re : [Résolu] Ubuntu 18.04 - Wifi détecter mais impossible de s'y connecter

>>    cat /etc/lsb-release 

DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.1 LTS"

>>    lsusb 

Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 0bda:b006 Realtek Semiconductor Corp. 
Bus 001 Device 002: ID 05c8:0379 Cheng Uei Precision Industry Co., Ltd (Foxlink) 
Bus 001 Device 007: ID 0fce:71e0 Sony Ericsson Mobile Communications AB 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

>>    lspci -k -nn | grep -A 3 -i net 

03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
	Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
	Kernel driver in use: rtl8723be
	Kernel modules: rtl8723be, wl
04:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 0a)
	Subsystem: Hewlett-Packard Company RTL810xE PCI Express Fast Ethernet controller [103c:80a5]
	Kernel driver in use: r8169
	Kernel modules: r8169

>>    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@0000:03:00.0
       nom logique: wlo1
       version: 00
       numéro de série: 68:14:01:23:02:4b
       bits: 64 bits
       horloge: 33MHz
       fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=rtl8723be driverversion=4.15.0-32-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11
       ressources: irq:17 portE/S:4000(taille=256) mémoire:94100000-94103fff
  *-network
       description: Ethernet interface
       produit: RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
       fabriquant: Realtek Semiconductor Co., Ltd.
       identifiant matériel: 0
       information bus: pci@0000:04:00.0
       nom logique: eno1
       version: 0a
       numéro de série: 70:5a:0f:1c:bf:06
       taille: 10Mbit/s
       capacité: 100Mbit/s
       bits: 64 bits
       horloge: 33MHz
       fonctionnalités: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl8107e-2_0.0.2 02/26/15 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
       ressources: irq:16 portE/S:3000(taille=256) mémoire:94004000-94004fff mémoire:94000000-94003fff
  *-network
       description: Ethernet interface
       identifiant matériel: 3
       nom logique: enp0s20f0u1
       numéro de série: da:08:aa:b4:80:d4
       fonctionnalités: ethernet physical
       configuration: broadcast=yes driver=rndis_host driverversion=22-Aug-2005 firmware=RNDIS device ip=192.168.42.19 link=yes multicast=yes

>>    lsmod 

Module                  Size  Used by
rndis_host             16384  0
cdc_ether              16384  1 rndis_host
usbnet                 45056  2 rndis_host,cdc_ether
ccm                    20480  0
rfcomm                 77824  4
cmac                   16384  1
bnep                   20480  2
nls_iso8859_1          16384  1
intel_rapl             20480  0
x86_pkg_temp_thermal    16384  0
intel_powerclamp       16384  0
coretemp               16384  0
wl                   6447104  0
kvm                   593920  0
irqbypass              16384  1 kvm
crct10dif_pclmul       16384  0
crc32_pclmul           16384  0
ghash_clmulni_intel    16384  0
arc4                   16384  2
snd_hda_codec_hdmi     49152  1
pcbc                   16384  0
rtl8723be              98304  0
snd_soc_skl            90112  0
aesni_intel           188416  2
snd_soc_skl_ipc        65536  1 snd_soc_skl
btcoexist             131072  1 rtl8723be
aes_x86_64             20480  1 aesni_intel
snd_hda_ext_core       24576  1 snd_soc_skl
rtl8723_common         24576  1 rtl8723be
crypto_simd            16384  1 aesni_intel
rtl_pci                32768  1 rtl8723be
snd_soc_sst_dsp        32768  1 snd_soc_skl_ipc
snd_hda_codec_realtek    94208  1
snd_hda_codec_generic    73728  1 snd_hda_codec_realtek
glue_helper            16384  1 aesni_intel
snd_soc_sst_ipc        16384  1 snd_soc_skl_ipc
rtlwifi                77824  4 rtl_pci,btcoexist,rtl8723_common,rtl8723be
snd_soc_acpi           16384  1 snd_soc_skl
mac80211              778240  3 rtl_pci,rtlwifi,rtl8723be
snd_soc_core          241664  1 snd_soc_skl
snd_compress           20480  1 snd_soc_core
ac97_bus               16384  1 snd_soc_core
snd_pcm_dmaengine      16384  1 snd_soc_core
cryptd                 24576  3 crypto_simd,ghash_clmulni_intel,aesni_intel
cfg80211              622592  3 wl,mac80211,rtlwifi
intel_cstate           20480  0
intel_rapl_perf        16384  0
joydev                 24576  0
snd_hda_intel          40960  6
hp_wmi                 16384  0
input_leds             16384  0
serio_raw              16384  0
sparse_keymap          16384  1 hp_wmi
snd_hda_codec         126976  4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
rtsx_pci_ms            20480  0
uvcvideo               86016  0
videobuf2_vmalloc      16384  1 uvcvideo
videobuf2_memops       16384  1 videobuf2_vmalloc
btusb                  45056  0
btrtl                  16384  1 btusb
btbcm                  16384  1 btusb
videobuf2_v4l2         24576  1 uvcvideo
memstick               16384  1 rtsx_pci_ms
snd_hda_core           81920  7 snd_hda_intel,snd_hda_codec,snd_hda_ext_core,snd_soc_skl,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek
wmi_bmof               16384  0
snd_hwdep              20480  1 snd_hda_codec
videobuf2_core         40960  2 uvcvideo,videobuf2_v4l2
videodev              184320  3 uvcvideo,videobuf2_core,videobuf2_v4l2
media                  40960  2 uvcvideo,videodev
btintel                16384  1 btusb
bluetooth             548864  33 btrtl,btintel,bnep,btbcm,rfcomm,btusb
ecdh_generic           24576  2 bluetooth
snd_pcm                98304  8 snd_hda_intel,snd_hda_codec,snd_pcm_dmaengine,snd_hda_ext_core,snd_hda_core,snd_soc_skl,snd_hda_codec_hdmi,snd_soc_core
mei_me                 40960  0
snd_seq_midi           16384  0
snd_seq_midi_event     16384  1 snd_seq_midi
mei                    90112  1 mei_me
snd_rawmidi            32768  1 snd_seq_midi
hp_accel               28672  0
lis3lv02d              20480  1 hp_accel
input_polldev          16384  1 lis3lv02d
shpchp                 36864  0
snd_seq                65536  2 snd_seq_midi_event,snd_seq_midi
snd_seq_device         16384  3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer              32768  2 snd_seq,snd_pcm
mac_hid                16384  0
snd                    81920  25 snd_compress,snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_seq_device,snd_hda_codec_realtek,snd_soc_core,snd_pcm
hp_wireless            16384  0
acpi_pad              180224  0
processor_thermal_device    16384  0
int3400_thermal        16384  0
int340x_thermal_zone    16384  1 processor_thermal_device
intel_soc_dts_iosf     16384  1 processor_thermal_device
intel_pch_thermal      16384  0
acpi_thermal_rel       16384  1 int3400_thermal
soundcore              16384  1 snd
tpm_crb                16384  0
sch_fq_codel           20480  7
parport_pc             36864  0
ppdev                  20480  0
lp                     20480  0
parport                49152  3 lp,parport_pc,ppdev
ip_tables              28672  0
x_tables               40960  1 ip_tables
autofs4                40960  2
nouveau              1716224  1
rtsx_pci_sdmmc         24576  0
i915                 1617920  32
mxm_wmi                16384  1 nouveau
i2c_algo_bit           16384  2 nouveau,i915
ttm                   106496  1 nouveau
drm_kms_helper        172032  2 nouveau,i915
syscopyarea            16384  1 drm_kms_helper
sysfillrect            16384  1 drm_kms_helper
sysimgblt              16384  1 drm_kms_helper
fb_sys_fops            16384  1 drm_kms_helper
drm                   401408  20 nouveau,i915,ttm,drm_kms_helper
r8169                  86016  0
ahci                   36864  2
rtsx_pci               65536  2 rtsx_pci_sdmmc,rtsx_pci_ms
psmouse               147456  0
mii                    16384  2 r8169,usbnet
libahci                32768  1 ahci
wmi                    24576  4 wmi_bmof,mxm_wmi,nouveau,hp_wmi
video                  45056  2 nouveau,i915
>>    iwconfig 

wlo1      IEEE 802.11  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
          

>>    ifconfig -a 

eno1: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether 70:5a:0f:1c:bf:06  txqueuelen 1000  (Ethernet)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

enp0s20f0u1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.42.19  netmask 255.255.255.0  broadcast 192.168.42.255
        inet6 fe80::4738:6090:2217:ea5b  prefixlen 64  scopeid 0x20<link>
        ether da:08:aa:b4:80:d4  txqueuelen 1000  (Ethernet)
        RX packets 6834  bytes 7343837 (7.3 MB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 5571  bytes 818698 (818.6 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 1000  (Boucle locale)
        RX packets 1722  bytes 143716 (143.7 KB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 1722  bytes 143716 (143.7 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wlo1: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether 68:14:01:23:02:4b  txqueuelen 1000  (Ethernet)
        RX packets 7  bytes 1103 (1.1 KB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 95  bytes 17018 (17.0 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0


>>    sudo iwlist scan 

wlo1      No scan results


>>    uname -r -m 

4.15.0-32-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 

IN-USE  SSID      MODE   CHAN  RATE      SIGNAL  BARS  SECURITY  
        takamori  Infra  11    130 Mo/s  37      ▂▄__  WPA1 WPA2 

>>    nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04) 

NAME                 UUID                                  TYPE      DEVICE      
Connexion filaire 2  a97754c1-661b-3234-a21a-e100f17cc06a  ethernet  enp0s20f0u1 
CANALBOX-7E21C0      2ec9e45b-6903-4b6d-997e-542556c7a84d  wifi      --          
Connexion filaire 1  f8c63540-a55d-39e0-8388-24a05c3a3e12  ethernet  --          
Salon.o              149a1de9-7416-421e-af62-76bea9e9519a  wifi      --          
takamori             7e687d26-2b32-4bcf-ad9f-1254a05aa748  wifi      --          

>>    nmcli connection status 


>>    sudo rfkill list 

0: hci0: Bluetooth
	Soft blocked: no
	Hard blocked: no
1: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no

Hors ligne

#4 Le 16/08/2018, à 08:25

xubu1957

Re : [Résolu] Ubuntu 18.04 - Wifi détecter mais impossible de s'y connecter

Vu la carte wifi :

Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]

Regarde au § 2 et début du § 3 (documentation) > [Tuto] Pas de Wi-fi ? Eléments importants à vérifier pour désactiver le secure-boot.

Pour le réglage d'antenne > [Résolu]Pas de connexion wifi RTL8723BE Livebox et Ubuntu 16.04.

Il faut passer sur un chiffrement WPA2 seul, comme indiqué au § 1 > [Tuto] Pas de Wi-fi ? Eléments importants à vérifier.

Dernière modification par xubu1957 (Le 16/08/2018, à 08:31)


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

En ligne

#5 Le 16/08/2018, à 10:35

Shadufi

Re : [Résolu] Ubuntu 18.04 - Wifi détecter mais impossible de s'y connecter

MERCIIII !!! Ça fonctionne ! c'était un soucis d'antenne !!

Hors ligne

#6 Le 16/08/2018, à 10:36

xubu1957

Re : [Résolu] Ubuntu 18.04 - Wifi détecter mais impossible de s'y connecter

Pour éditer ta discussion et rajouter [Résolu] au début du titre, il faut utiliser le bouton Modifier au bas de ton premier message.

Merci wink


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

En ligne