Bonjour,
Ayant changé l'emplacement de mon ordinateur Asus Z53, je dois me connecter en wifi sur un répéteur.
Auparavant j'utilisais une liaison directe par cable RJ45. Ce n'est plus possible.
Aujourd'hui je me connecte en usb via mon téléphone qui lui, se connecte bien au répéteur Wifi netgear.
je vois bien à partir de mon poste les différents réseau wifi disponibles :
celui offert par la livebox et, sur les deux du répéteur (2GEXT et 5GEXT), je ne vois que 2GEXT et aussi Direct-EB-HP ENVY 7640 series (mon imprimante HP)
Je peux sélectionner l'un quelconque de ces accès wifi et il semble que tout est ok.
Mais lorsque, ayant déconnecté mon accès USB - smartphone, je tente d'utiliser le réseau, il n'y a aucun accès internet.
J'ai effectué la même opération sur un autre poste linux (Vaio en ubuntu 18.10) et là tout fonctionne je peux même utiliser la voie wifi 5G.
je liste ci-dessous quelques éléments qui pourraient aider dans la résolution.
~$cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=19.04
DISTRIB_CODENAME=disco
DISTRIB_DESCRIPTION="Ubuntu 19.04"
~$lspci -k -nn | grep -A 3 -i net
03:00.0 Network controller [0280]: Ralink corp. RT5390 Wireless 802.11n 1T/1R PCIe [1814:5390]
Subsystem: AzureWave RT5390 Wireless 802.11n 1T/1R PCIe [1a3b:1155]
Kernel driver in use: rt2800pci
Kernel modules: rt2800pci
04:00.0 Ethernet controller [0200]: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet [1969:1083] (rev c0)
Subsystem: ASUSTeK Computer Inc. AR8151 v2.0 Gigabit Ethernet [1043:1851]
Kernel driver in use: atl1c
Kernel modules: atl1c
~$ iwconfig
enp0s29u1u2 no wireless extensions.
enp4s0 no wireless extensions.
lo no wireless extensions.
wlp3s0 IEEE 802.11 ESSID:"Livebox-78C6_2GEXT"
Mode:Managed Frequency:2.472 GHz Access Point: 10:DA:43:D4:F2:88
Bit Rate=52 Mb/s Tx-Power=20 dBm
Retry short long limit:2 RTS thr:off Fragment thr:off
Power Management:on
Link Quality=69/70 Signal level=-41 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
~$ ifconfig -a
enp0s29u1u2: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.42.188 netmask 255.255.255.0 broadcast 192.168.42.255
inet6 fe80::9fd8:5592:3c01:6b44 prefixlen 64 scopeid 0x20<link>
ether de:20:02:35:4e:24 txqueuelen 1000 (Ethernet)
RX packets 15581 bytes 11980280 (11.9 MB)
RX errors 1 dropped 0 overruns 0 frame 1
TX packets 587845 bytes 792954419 (792.9 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
enp4s0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether f4:6d:04:49:85:03 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
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 1641 bytes 164738 (164.7 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 1641 bytes 164738 (164.7 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlp3s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.131 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 fe80::4ad6:1ea1:d48:7a53 prefixlen 64 scopeid 0x20<link>
ether 48:5d:60:f9:20:bd txqueuelen 1000 (Ethernet)
RX packets 17994 bytes 3616762 (3.6 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 2160 bytes 314419 (314.4 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
~$ sudo iwlist scan
enp0s29u1u2 Interface doesn't support scanning.
enp4s0 Interface doesn't support scanning.
lo Interface doesn't support scanning.
wlp3s0 Scan completed :
Cell 01 - Address: 10:DA:43:D4:F2:88
Channel:13
Frequency:2.472 GHz (Channel 13)
Quality=69/70 Signal level=-41 dBm
Encryption key:on
ESSID:"Livebox-78C6_2GEXT"
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=000000111c902558
Extra: Last beacon: 40ms ago
IE: Unknown: 00124C697665626F782D373843365F3247455854
IE: Unknown: 010882848B961224486C
IE: Unknown: 03010D
IE: Unknown: 2A0104
IE: Unknown: 32040C183060
IE: Unknown: 2D1AEC0117FFFF000000000000000000000000000000000000000000
IE: Unknown: 3D160D000400000000000000000000000000000000000000
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: 7F080100000000000000
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
IE: Unknown: 7F080100000000000000
IE: Unknown: 0706465220010D10
IE: Unknown: DD880050F204104A0001101044000102103B000103104700109DB1C36AA7FA8272373C2DB8FEF7D08D1021000D4E4554474541522C20496E632E10230006455836313330102400064558363133301042000D344C46313641374B41313838411054000800060050F20400011011000645583631333010080002218C103C0001011049000600372A000120
IE: Unknown: DD07000C4303000000
Cell 02 - Address: DC:4A:3E:1E:C9:EC
Channel:13
Frequency:2.472 GHz (Channel 13)
Quality=57/70 Signal level=-53 dBm
Encryption key:on
ESSID:"DIRECT-EB-HP ENVY 7640 series"
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s
36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=000000141a182481
Extra: Last beacon: 40ms ago
IE: Unknown: 001D4449524543542D45422D485020454E5659203736343020736572696573
IE: Unknown: 01088C129824B048606C
IE: Unknown: 03010D
IE: Unknown: 200100
IE: Unknown: 23021100
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: 2D1A20001AFF00000000000000000000000000000000000000000000
IE: Unknown: 3D160D080000000000000000000000000000000000000000
IE: Unknown: DD090010180200000C0000
IE: Unknown: DD180050F202010188000364000027A4000041435E0061322F00
IE: Unknown: DD9E0050F204104A000110104400010210570001011041000100103B000103104700101C852A4DB8001F08ABCDDC4A3E1EC9EA1021000248501023000130102400013010420001301054000800030050F20400051011001D4449524543542D45422D485020454E56592037363430207365726965731008000200001049000600372A00012010490017000137100600101C852A4DB8001F08ABCDDC4A3E1EC9EA
IE: Unknown: DD5F080009000400000007010201000311454E5659203736343020736572696573000405373634300005105448354141335430364E30363354000006101C852A4DB8001F08ABCDDC4A3E1EC9EA0704C0A80119080200D4090200080A0400000001
Cell 03 - Address: 74:9D:79:9F:08:20
Channel:13
Frequency:2.472 GHz (Channel 13)
Quality=41/70 Signal level=-69 dBm
Encryption key:on
ESSID:"Livebox-78C6"
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=0000007adeb4e2f5
Extra: Last beacon: 40ms ago
IE: Unknown: 000C4C697665626F782D37384336
IE: Unknown: 010882848B962430486C
IE: Unknown: 03010D
IE: Unknown: 0706465220010D14
IE: Unknown: 2A0104
IE: Unknown: 32040C121860
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: 0B050400150000
IE: Unknown: 2D1AAD0117FFFFFF0000000000000000000000000000000000000000
IE: Unknown: 3D160D080400000000000000000000000000000000000000
IE: Unknown: 4A0E14000A002C01C800140005001900
IE: Unknown: 7F080500000000000040
IE: Unknown: DD960050F204104A0001101044000102103B00010310470010373439443739F946F03832303734394410210007536572636F6D6D10230015536572636F6D6D56443833365F4C697665626F78341024000C53525F4C42345F412E302E371042000946424B4C30303146461054000800060050F2040001101100094C697665626F782034100800020001103C0001011049000600372A000120
IE: Unknown: DD090010180204101C0000
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
Cell 04 - Address: 74:9D:79:9F:08:21
Channel:13
Frequency:2.472 GHz (Channel 13)
Quality=41/70 Signal level=-69 dBm
Encryption key:off
ESSID:"orange"
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=0000007adeb5027f
Extra: Last beacon: 40ms ago
IE: Unknown: 00066F72616E6765
IE: Unknown: 010882848B962430486C
IE: Unknown: 03010D
IE: Unknown: 0706465220010D14
IE: Unknown: 2A0104
IE: Unknown: 32040C121860
IE: Unknown: 0B050000150000
IE: Unknown: 2D1AAD0117FFFFFF0000000000000000000000000000000000000000
IE: Unknown: 3D160D080400000000000000000000000000000000000000
IE: Unknown: 4A0E14000A002C01C800140005001900
IE: Unknown: 7F080500000000000040
IE: Unknown: DD090010180200101C0000
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
~$ cat /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
~$ nmcli dev wifi
IN-USE SSID MODE CHAN RATE SIGNAL BARS SECURITY
* Livebox-78C6_2GEXT Infra 13 130 Mo/s 79 ▂▄▆_ WPA2
DIRECT-EB-HP ENVY 7640 series Infra 13 65 Mo/s 75 ▂▄▆_ WPA2
Livebox-78C6 Infra 13 195 Mo/s 55 ▂▄__ WPA1 WPA2
orange Infra 13 195 Mo/s 52 ▂▄__ --
~$ nmcli c
NAME UUID TYPE DEVICE
Connexion filaire 2 1dcfb0b2-85b6-3f26-8b18-ee4dad4ee045 ethernet enp0s29u1u2
Livebox-78C6_2GEXT 1 29711207-f1eb-4712-947a-4e5c1eb5d4a3 wifi wlp3s0
AndroidAP5249 5f167bc7-6671-40aa-991a-1bcce8ec6032 wifi --
Connexion filaire 1 36919f99-68b0-3d3b-9394-6398bf8908de ethernet --
DIRECT-EB-HP ENVY 7640 series f721bd7d-5dbd-4b92-9dcf-5ee9cd376ab8 wifi --
Livebox-78C6 dcd7e501-2882-4717-9533-d971cef1d7d8 wifi --
Livebox-78C6_2GEXT b590f983-9d0d-40e3-9b55-f979fccbe965 wifi --
~$ sudo rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
Merci pour tout avis qui pourrait m'éclairer sur ce problème