Bonjour,
J'ai actuellement un Acer Aspire V3-731G. J'ai changé sa carte wifi qui me limitait à 300mbps, pour un passage à la fibre dans le mois, pour mettre une 7260-AC, achetée sur Amazon et apparemment 100% "compatible" Linux.
Plug & play, sous noyau 5.0+, elle marche instantanément ; par contre, le wifi ac, de ma Freebox Révolution, lorsque je m'y connecte, je suis en wifi/g, ce qui fait que j'ai un débit de maximum 54mbps. D'ailleurs je n'ai jamais réussi à aller sur du wifi/n, toujours du g, quoique soit le réseau.
Sur Windows, en dual-boot, la carte marche impeccablement et l'ac de ma Freebox marche correctement (reconnu wifi/ac, tout comme il faut)...
J'ai lu beaucouop d'astuces, et de sujets de discussions, sur ce site et ailleurs ; pour l'instant, rien ne fait fonctionner la capacité dual-band sur Ubuntu de cette carte wifi... J'ai le dernier pilote en date, pour cette carte.
firmware: iwlwifi-7260-17.ucode
asus@asus-K401LB:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 18.04.3 LTS
Release: 18.04
Codename: bionic
asus@asus-K401LB:~$ lsusb
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 1bcf:2c18 Sunplus Innovation Technology Inc.
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 002: ID 046d:c077 Logitech, Inc. M105 Optical Mouse
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
asus@asus-K401LB:~$ lspci
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200/2nd Generation Core Processor Family PCI Express Root Port (rev 09)
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller (rev 04)
00:16.0 Communication controller: Intel Corporation 7 Series/C216 Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation 7 Series/C216 Chipset Family High Definition Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 7 Series/C216 Chipset Family PCI Express Root Port 1 (rev c4)
00:1c.1 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 2 (rev c4)
00:1c.5 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 6 (rev c4)
00:1d.0 USB controller: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation HM77 Express Chipset LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation 7 Series/C216 Chipset Family SMBus Controller (rev 04)
01:00.0 VGA compatible controller: NVIDIA Corporation GF108M [GeForce GT 620M/630M/635M/640M LE] (rev a1)
01:00.1 Audio device: NVIDIA Corporation GF108 High Definition Audio Controller (rev a1)
07:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5209 PCI Express Card Reader (rev 01)
0d:00.0 Network controller: Intel Corporation Wireless 7260 (rev 73)
0e:00.0 Ethernet controller: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet (rev c0)
asus@asus-K401LB:~$ lspci -k -nn | grep -A 3 -i net
0d:00.0 Network controller [0280]: Intel Corporation Wireless 7260 [8086:08b1] (rev 73)
Subsystem: Intel Corporation Dual Band Wireless-AC 7260 [8086:4470]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
0e:00.0 Ethernet controller [0200]: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet [1969:1083] (rev c0)
Subsystem: Acer Incorporated [ALI] AR8151 v2.0 Gigabit Ethernet [1025:068b]
Kernel driver in use: atl1c
Kernel modules: atl1c
asus@asus-K401LB:~$ lspci -k
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
Subsystem: Acer Incorporated [ALI] 2nd Generation Core Processor Family DRAM Controller
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200/2nd Generation Core Processor Family PCI Express Root Port (rev 09)
Kernel driver in use: pcieport
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
Subsystem: Acer Incorporated [ALI] 2nd Generation Core Processor Family Integrated Graphics Controller
Kernel driver in use: i915
Kernel modules: i915
00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller (rev 04)
Subsystem: Acer Incorporated [ALI] 7 Series/C210 Series Chipset Family USB xHCI Host Controller
Kernel driver in use: xhci_hcd
00:16.0 Communication controller: Intel Corporation 7 Series/C216 Chipset Family MEI Controller #1 (rev 04)
Subsystem: Acer Incorporated [ALI] 7 Series/C216 Chipset Family MEI Controller
Kernel driver in use: mei_me
Kernel modules: mei_me
00:1a.0 USB controller: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #2 (rev 04)
Subsystem: Acer Incorporated [ALI] 7 Series/C216 Chipset Family USB Enhanced Host Controller
Kernel driver in use: ehci-pci
00:1b.0 Audio device: Intel Corporation 7 Series/C216 Chipset Family High Definition Audio Controller (rev 04)
Subsystem: Acer Incorporated [ALI] 7 Series/C216 Chipset Family High Definition Audio Controller
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
00:1c.0 PCI bridge: Intel Corporation 7 Series/C216 Chipset Family PCI Express Root Port 1 (rev c4)
Kernel driver in use: pcieport
00:1c.1 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 2 (rev c4)
Kernel driver in use: pcieport
00:1c.5 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 6 (rev c4)
Kernel driver in use: pcieport
00:1d.0 USB controller: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #1 (rev 04)
Subsystem: Acer Incorporated [ALI] 7 Series/C216 Chipset Family USB Enhanced Host Controller
Kernel driver in use: ehci-pci
00:1f.0 ISA bridge: Intel Corporation HM77 Express Chipset LPC Controller (rev 04)
Subsystem: Acer Incorporated [ALI] HM77 Express Chipset LPC Controller
Kernel driver in use: lpc_ich
Kernel modules: lpc_ich
00:1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04)
Subsystem: Acer Incorporated [ALI] 7 Series Chipset Family 6-port SATA Controller [AHCI mode]
Kernel driver in use: ahci
Kernel modules: ahci
00:1f.3 SMBus: Intel Corporation 7 Series/C216 Chipset Family SMBus Controller (rev 04)
Subsystem: Acer Incorporated [ALI] 7 Series/C216 Chipset Family SMBus Controller
Kernel modules: i2c_i801
01:00.0 VGA compatible controller: NVIDIA Corporation GF108M [GeForce GT 620M/630M/635M/640M LE] (rev a1)
Subsystem: Acer Incorporated [ALI] GF108M [GeForce GT 620M/630M/635M/640M LE]
Kernel driver in use: nouveau
Kernel modules: nvidiafb, nouveau
01:00.1 Audio device: NVIDIA Corporation GF108 High Definition Audio Controller (rev a1)
Subsystem: Acer Incorporated [ALI] GF108 High Definition Audio Controller
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
07:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5209 PCI Express Card Reader (rev 01)
Subsystem: Acer Incorporated [ALI] RTS5209 PCI Express Card Reader
Kernel driver in use: rtsx_pci
Kernel modules: rtsx_pci
0d:00.0 Network controller: Intel Corporation Wireless 7260 (rev 73)
Subsystem: Intel Corporation Dual Band Wireless-AC 7260
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
0e:00.0 Ethernet controller: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet (rev c0)
Subsystem: Acer Incorporated [ALI] AR8151 v2.0 Gigabit Ethernet
Kernel driver in use: atl1c
Kernel modules: atl1c
asus@asus-K401LB:~$ sudo lshw -C network
[sudo] Mot de passe de asus :
*-network
description: Interface réseau sans fil
produit: Wireless 7260
fabriquant: Intel Corporation
identifiant matériel: 0
information bus: pci@0000:0d:00.0
nom logique: wlp13s0
version: 73
numéro de série: ac:7b:a1:b7:b0:83
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=5.0.0-36-generic firmware=17.948900127.0 ip=192.168.0.26 latency=0 link=yes multicast=yes wireless=IEEE 802.11
ressources: irq:28 mémoire:d4500000-d4501fff
*-network
description: Ethernet interface
produit: AR8151 v2.0 Gigabit Ethernet
fabriquant: Qualcomm Atheros
identifiant matériel: 0
information bus: pci@0000:0e:00.0
nom logique: enp14s0
version: c0
numéro de série: 4c:72:b9:91:f3:08
capacité: 1Gbit/s
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress vpd bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=atl1c driverversion=1.0.1.1-NAPI latency=0 link=no multicast=yes port=twisted pair
ressources: irq:32 mémoire:d4400000-d443ffff portE/S:2000(taille=128)
asus@asus-K401LB:~$ lsmod | sort
acer_wmi 24576 0
ahci 40960 2
arc4 16384 2
atl1c 53248 0
autofs4 45056 2
binfmt_misc 24576 1
bluetooth 557056 14 btrtl,btintel,btbcm,bnep,btusb,rfcomm
bnep 24576 2
btbcm 16384 1 btusb
btintel 24576 1 btusb
btrtl 20480 1 btusb
btusb 49152 0
ccm 20480 6
cfg80211 679936 3 iwlmvm,iwlwifi,mac80211
cmac 16384 0
coretemp 20480 0
crc32_pclmul 16384 0
crct10dif_pclmul 16384 1
cryptd 24576 1 ghash_clmulni_intel
drm 483328 20 drm_kms_helper,i915,ttm,nouveau
drm_kms_helper 180224 2 i915,nouveau
ecdh_generic 28672 1 bluetooth
fb_sys_fops 16384 1 drm_kms_helper
ghash_clmulni_intel 16384 0
hid 126976 2 usbhid,hid_generic
hid_generic 16384 0
i2c_algo_bit 16384 2 i915,nouveau
i915 1826816 36
input_leds 16384 0
intel_cstate 20480 0
intel_powerclamp 20480 0
intel_rapl 24576 0
intel_rapl_perf 16384 0
ip_tables 32768 0
irqbypass 16384 1 kvm
iwlmvm 385024 0
iwlwifi 315392 1 iwlmvm
joydev 28672 0
kvm 647168 1 kvmgt
kvmgt 28672 0
ledtrig_audio 16384 2 snd_hda_codec_generic,snd_hda_codec_realtek
libahci 32768 1 ahci
lpc_ich 24576 0
mac80211 819200 1 iwlmvm
mac_hid 16384 0
mdev 24576 2 kvmgt,vfio_mdev
media 53248 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
mei 106496 1 mei_me
mei_me 40960 0
memstick 20480 1 rtsx_pci_ms
Module Size Used by
mxm_wmi 16384 1 nouveau
nls_iso8859_1 16384 1
nouveau 1871872 2
psmouse 151552 0
rfcomm 77824 0
rtsx_pci 61440 2 rtsx_pci_sdmmc,rtsx_pci_ms
rtsx_pci_ms 24576 0
rtsx_pci_sdmmc 28672 0
sch_fq_codel 20480 6
serio_raw 20480 0
snd 86016 27 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek,snd_timer,snd_pcm,snd_rawmidi
snd_hda_codec 135168 4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek
snd_hda_codec_generic 77824 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 53248 5
snd_hda_codec_realtek 114688 1
snd_hda_core 86016 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek
snd_hda_intel 49152 8
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 102400 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_rawmidi 36864 1 snd_seq_midi
snd_seq 69632 2 snd_seq_midi,snd_seq_midi_event
snd_seq_device 16384 3 snd_seq,snd_seq_midi,snd_rawmidi
snd_seq_midi 20480 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_timer 36864 2 snd_seq,snd_pcm
soundcore 16384 1 snd
sparse_keymap 16384 1 acer_wmi
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
ttm 102400 1 nouveau
usbhid 53248 0
uvcvideo 94208 0
vfio 32768 3 kvmgt,vfio_mdev,vfio_iommu_type1
vfio_iommu_type1 28672 0
vfio_mdev 16384 0
video 49152 3 acer_wmi,i915,nouveau
videobuf2_common 45056 2 videobuf2_v4l2,uvcvideo
videobuf2_memops 20480 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_vmalloc 20480 1 uvcvideo
videodev 204800 3 videobuf2_v4l2,uvcvideo,videobuf2_common
wmi 28672 4 acer_wmi,wmi_bmof,mxm_wmi,nouveau
wmi_bmof 16384 0
x86_pkg_temp_thermal 20480 0
x_tables 40960 1 ip_tables
asus@asus-K401LB:~$ iwconfig
lo no wireless extensions.
enp14s0 no wireless extensions.
wlp13s0 IEEE 802.11 ESSID:"Nautilus"
Mode:Managed Frequency:2.427 GHz Access Point: 14:0C:76:AF:22:49
Bit Rate=54 Mb/s Tx-Power=22 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
Link Quality=51/70 Signal level=-59 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:87 Missed beacon:0
asus@asus-K401LB:~$ iwconfig
lo no wireless extensions.
enp14s0 no wireless extensions.
wlp13s0 IEEE 802.11 ESSID:"Nautilus-AC"
Mode:Managed Frequency:5.64 GHz Access Point: 14:0C:76:C6:2F:8C
Bit Rate=24 Mb/s Tx-Power=22 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
Link Quality=31/70 Signal level=-79 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:80 Missed beacon:0
asus@asus-K401LB:~$ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp14s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
link/ether 4c:72:b9:91:f3:08 brd ff:ff:ff:ff:ff:ff
3: wlp13s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether ac:7b:a1:b7:b0:83 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.26/24 brd 192.168.0.255 scope global dynamic noprefixroute wlp13s0
valid_lft 43137sec preferred_lft 43137sec
inet6 2a01:e35:2f51:a420:3dcf:297c:2ef6:3622/64 scope global temporary dynamic
valid_lft 86338sec preferred_lft 85987sec
inet6 2a01:e35:2f51:a420:1b33:76e3:c5e3:20c5/64 scope global dynamic mngtmpaddr noprefixroute
valid_lft 86338sec preferred_lft 86338sec
inet6 fe80::7473:8103:7006:599f/64 scope link noprefixroute
valid_lft forever preferred_lft forever
asus@asus-K401LB:~$ sudo iwlist scan
lo Interface doesn't support scanning.
enp14s0 Interface doesn't support scanning.
wlp13s0 Scan completed :
Cell 01 - Address: 14:0C:76:C6:2F:8C
Channel:128
Frequency:5.64 GHz (Channel 128)
Quality=34/70 Signal level=-76 dBm
Encryption key:on
ESSID:"Nautilus-AC"
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=000000014c5a75c6
Extra: Last beacon: 552ms ago
IE: Unknown: 000B4E617574696C75732D4143
IE: Unknown: 01088C129824B048606C
IE: Unknown: 030180
IE: Unknown: 070A465220240814640B1B00
IE: Unknown: 200103
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: 3B028000
IE: Unknown: 2D1AEF001BFFFFFF0000000000000000000100000000000000000000
IE: Unknown: 3D1680071300000000000000000000000000000000000000
IE: Unknown: 7F080400000000000040
IE: Unknown: BF0CB2010030EAFF0000EAFF0000
IE: Unknown: C005017A00FCFF
IE: Unknown: C30402303030
IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
IE: Unknown: DD8D0050F204104A00011010440001021057000101103B0001031047001012D6B59BA43145D9ACBEF146621E03091021000A46726565626F782053411023000E46726565626F782053657276657210240001321042000C3134304337364146323234381054000800060050F20400011011000746726565626F78100800020000103C0001021049000600372A000120
IE: Unknown: DD0C0007CB010201000000000000
Cell 02 - Address: B4:A5:EF:9D:67:2D
Channel:104
Frequency:5.52 GHz (Channel 104)
Quality=31/70 Signal level=-79 dBm
Encryption key:on
ESSID:"Livebox-6728"
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=000000d51f5378a5
Extra: Last beacon: 1612ms ago
IE: Unknown: 000C4C697665626F782D36373238
IE: Unknown: 01088C1218243048606C
IE: Unknown: 030168
IE: Unknown: 0B05010004FFFF
IE: Unknown: 07344652202401172801172C01173001173401173801173C011740011764011E68011E6C011E70011E74011E78011E7C011E80011E00
IE: Unknown: 200100
IE: Unknown: C305021E1E1E00
IE: Unknown: 2D1AEF0117FFFFFFFFFEFFFFFFFF1F000001000000000018E6E71900
IE: Unknown: 3D1668070400000000000000000000000000000000000000
IE: Unknown: DD180050F2020101890003A4000027A4000042435E0062322F00
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: 7F080100080200000040
IE: Unknown: DD9B0050F204104A00011010440001021057000101103B00010310470010423441354546F944F63732384234413510210007536572636F6D6D10230015536572636F6D6D56443833365F4C697665626F78341024000C53525F4C42345F412E302E351042000946424B4C30303146461054000800060050F2040001101100094C697665626F782034100800020006103C0001021049000600372A000120
IE: Unknown: BF0CB279C33FAAFF0000AAFF0000
IE: Unknown: C005016A00FCFF
IE: Unknown: DD1E002686010300DD00000025040092000601B05A74018D0000000000000000
IE: Unknown: DD050026861401
IE: Unknown: DD3B00268615B4A5EF9D672D00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
IE: Unknown: DD080026861600000000
asus@asus-K401LB:~$ uname -r -m
5.0.0-36-generic x86_64
asus@asus-K401LB:~$ cat /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
wireless-power on
asus@asus-K401LB:~$ sudo rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: acer-wireless: Wireless LAN
Soft blocked: no
Hard blocked: no
2: acer-bluetooth: Bluetooth
Soft blocked: yes
Hard blocked: no
Merci pour vos réponses !