Bjr, j'ai un problème depuis que ma box ai redémarré mon wifi est connecté à ma freebox mais je n'ai pas de réseau (un point d'interrogation sur le panel en haut à droite au niveau de ma connexion wifi.
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.4 LTS"
>> lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 13d3:5a11 IMC Networks
Bus 001 Device 003: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 002: ID 046d:c077 Logitech, Inc. M105 Optical Mouse
Bus 001 Device 005: ID 13d3:3529 IMC Networks
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> lspci -k -nn | grep -A 3 -i net
02:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter [10ec:c821]
Subsystem: AzureWave RTL8821CE 802.11ac PCIe Wireless Network Adapter [1a3b:3040]
Kernel driver in use: rtl8821ce
Kernel modules: wl, rtl8821ce
03:00.0 Non-Volatile memory controller [0108]: Intel Corporation Device [8086:f1a8] (rev 03)
>> sudo lshw -C network
*-network
description: Interface réseau sans fil
produit: RTL8821CE 802.11ac PCIe Wireless Network Adapter
fabriquant: Realtek Semiconductor Co., Ltd.
identifiant matériel: 0
information bus: pci@0000:02:00.0
nom logique: wlo1
version: 00
numéro de série: 80:91:33:cc:b7:09
bits: 64 bits
horloge: 33MHz
fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8821ce ip=192.168.43.54 latency=0 multicast=yes wireless=IEEE 802.11bgn
ressources: irq:139 portE/S:3000(taille=256) mémoire:b1200000-b120ffff
>> lsmod | sort
8250_dw 20480 0
ac97_bus 16384 1 snd_soc_core
acpi_pad 184320 0
acpi_tad 16384 0
acpi_thermal_rel 16384 1 int3400_thermal
aesni_intel 372736 0
aes_x86_64 20480 1 aesni_intel
ahci 40960 0
asus_nb_wmi 28672 0
asus_wmi 32768 1 asus_nb_wmi
autofs4 45056 2
bluetooth 573440 33 btrtl,btintel,btbcm,bnep,btusb,rfcomm
bnep 24576 2
btbcm 16384 1 btusb
btintel 24576 1 btusb
btrtl 20480 1 btusb
btusb 57344 0
cfg80211 704512 2 wl,rtl8821ce
coretemp 20480 0
crc32_pclmul 16384 0
crct10dif_pclmul 16384 1
cryptd 24576 2 crypto_simd,ghash_clmulni_intel
crypto_simd 16384 1 aesni_intel
drm 491520 17 drm_kms_helper,i915
drm_kms_helper 180224 1 i915
dw_dmac 16384 0
dw_dmac_core 28672 1 dw_dmac
ecc 32768 1 ecdh_generic
ecdh_generic 16384 1 bluetooth
fb_sys_fops 16384 1 drm_kms_helper
ghash_clmulni_intel 16384 0
glue_helper 16384 1 aesni_intel
hid 126976 4 i2c_hid,usbhid,hid_multitouch,hid_generic
hid_generic 16384 0
hid_multitouch 28672 0
i2c_algo_bit 16384 1 i915
i2c_hid 28672 0
i915 1937408 27
idma64 20480 0
input_leds 16384 0
int3400_thermal 20480 0
int3403_thermal 16384 0
int340x_thermal_zone 16384 2 int3403_thermal,processor_thermal_device
intel_cstate 20480 0
intel_lpss 16384 1 intel_lpss_pci
intel_lpss_pci 20480 2
intel_pch_thermal 16384 0
intel_powerclamp 20480 0
intel_rapl_common 24576 2 intel_rapl_msr,processor_thermal_device
intel_rapl_msr 20480 0
intel_rapl_perf 20480 0
intel_soc_dts_iosf 20480 1 processor_thermal_device
ip_tables 32768 0
irqbypass 16384 1 kvm
joydev 28672 0
kvm 651264 1 kvm_intel
kvm_intel 241664 0
ledtrig_audio 16384 2 snd_hda_codec_generic,snd_hda_codec_realtek
libahci 32768 1 ahci
lp 20480 0
mac_hid 16384 0
mc 53248 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
mei 102400 3 mei_hdcp,mei_me
mei_hdcp 24576 0
mei_me 40960 1
memstick 20480 1 rtsx_usb_ms
Module Size Used by
nls_iso8859_1 16384 1
nvme 45056 2
nvme_core 102400 4 nvme
parport 53248 3 parport_pc,lp,ppdev
parport_pc 40960 0
pinctrl_cannonlake 36864 0
pinctrl_intel 28672 1 pinctrl_cannonlake
ppdev 24576 0
processor_thermal_device 20480 0
rfcomm 81920 4
rtl8821ce 1802240 0
rtsx_usb 28672 2 rtsx_usb_sdmmc,rtsx_usb_ms
rtsx_usb_ms 24576 0
rtsx_usb_sdmmc 28672 0
sch_fq_codel 20480 5
serio_raw 20480 0
snd 86016 25 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_compress,snd_soc_core,snd_pcm,snd_rawmidi
snd_compress 24576 1 snd_soc_core
snd_hda_codec 131072 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek,snd_soc_hdac_hda
snd_hda_codec_generic 81920 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 57344 1
snd_hda_codec_realtek 118784 1
snd_hda_core 90112 10 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_ext_core,snd_hda_codec,snd_hda_codec_realtek,snd_sof_intel_hda_common,snd_soc_hdac_hda,snd_soc_skl,snd_sof_intel_hda
snd_hda_ext_core 28672 4 snd_sof_intel_hda_common,snd_soc_hdac_hda,snd_soc_skl,snd_sof_intel_hda
snd_hda_intel 53248 6
snd_hwdep 20480 1 snd_hda_codec
snd_intel_nhlt 20480 2 snd_hda_intel,snd_soc_skl
snd_pcm 102400 10 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_ext_core,snd_hda_codec,snd_sof,snd_sof_intel_hda_common,snd_soc_core,snd_soc_skl,snd_hda_core,snd_pcm_dmaengine
snd_pcm_dmaengine 16384 1 snd_soc_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_soc_acpi 16384 3 snd_soc_acpi_intel_match,sof_pci_dev,snd_soc_skl
snd_soc_acpi_intel_match 28672 3 snd_sof_intel_hda_common,sof_pci_dev,snd_soc_skl
snd_soc_core 237568 4 snd_sof,snd_sof_intel_hda_common,snd_soc_hdac_hda,snd_soc_skl
snd_soc_hdac_hda 24576 2 snd_sof_intel_hda_common,snd_soc_skl
snd_soc_skl 106496 0
snd_soc_skl_ipc 61440 1 snd_soc_skl
snd_soc_sst_dsp 36864 1 snd_soc_skl_ipc
snd_soc_sst_ipc 20480 1 snd_soc_skl_ipc
snd_sof 98304 4 snd_sof_intel_hda_common,snd_sof_intel_byt,snd_sof_intel_ipc,sof_pci_dev
snd_sof_intel_byt 24576 1 sof_pci_dev
snd_sof_intel_hda 20480 1 snd_sof_intel_hda_common
snd_sof_intel_hda_common 69632 1 sof_pci_dev
snd_sof_intel_ipc 20480 1 snd_sof_intel_byt
snd_sof_xtensa_dsp 16384 1 sof_pci_dev
snd_timer 36864 2 snd_seq,snd_pcm
sof_pci_dev 20480 0
soundcore 16384 1 snd
sparse_keymap 16384 1 asus_wmi
spi_pxa2xx_platform 28672 0
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
usbhid 53248 0
uvcvideo 94208 0
video 49152 2 asus_wmi,i915
videobuf2_common 49152 2 videobuf2_v4l2,uvcvideo
videobuf2_memops 20480 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_vmalloc 20480 1 uvcvideo
videodev 208896 3 videobuf2_v4l2,uvcvideo,videobuf2_common
virt_dma 20480 1 idma64
wl 6451200 0
wmi 32768 2 asus_wmi,wmi_bmof
wmi_bmof 16384 0
x86_pkg_temp_thermal 20480 0
x_tables 40960 1 ip_tables
>> iwconfig
wlo1 IEEE 802.11bgn ESSID:"SM-G920W89012" Nickname:"<WIFI@REALTEK>"
Mode:Managed Frequency:2.412 GHz Access Point: EC:1F:72:56:37:0A
Bit Rate:72.2 Mb/s Sensitivity:0/0
Retry:off RTS thr:off Fragment thr:off
Power Management:off
Link Quality=93/100 Signal level=-47 dBm Noise level=0 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
>> sudo iwlist scan
wlo1 Scan completed :
Cell 01 - Address: EC:1F:72:56:37:0A
ESSID:"SM-G920W89012"
Protocol:IEEE 802.11bgn
Mode:Master
Frequency:2.412 GHz (Channel 1)
Encryption key:on
Bit Rates:144 Mb/s
Extra:rsn_ie=30140100000fac040100000fac040100000fac020c00
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
Quality=93/100 Signal level=-47 dBm
Extra:fm=0003
Cell 02 - Address: 00:19:70:3A:F6:75
ESSID:"Livebox-7884"
Protocol:IEEE 802.11bgn
Mode:Master
Frequency:2.412 GHz (Channel 1)
Encryption key:on
Bit Rates:130 Mb/s
Extra:wpa_ie=dd1a0050f20101000050f20202000050f2040050f20201000050f202
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
Extra:
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: DD850050F204104A0001101044000102103B00010310470010000000000000100000000019703AF67510210005536167656D1023000F4C697665626F78204654544820763210240007422E312E312E31104200094C4B313031323446461054000800060050F20400011011000F4C697665626F782046545448207632100800020086103C000101
Quality=33/100 Signal level=-86 dBm
Extra:fm=0003
Cell 03 - Address: 28:92:4A:03:87:ED
ESSID:"HP-Print-ED-Photosmart 5520"
Protocol:IEEE 802.11bgn
Mode:Master
Frequency:2.412 GHz (Channel 1)
Encryption key:on
Bit Rates:65 Mb/s
Extra:rsn_ie=30140100000fac040100000fac040100000fac020000
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
Quality=72/100 Signal level=-87 dBm
Extra:fm=0003
Cell 04 - Address: 00:16:FB:CE:78:A4
ESSID:"Freebox-6719A2"
Protocol:IEEE 802.11bgn
Mode:Master
Frequency:2.437 GHz (Channel 6)
Encryption key:on
Bit Rates:300 Mb/s
Extra:rsn_ie=30140100000fac040100000fac040100000fac020000
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DDA70050F204104A0001101044000102103B000103104700102880288028801880A8800016FBCE78A41021001852616C696E6B20546563686E6F6C6F67792C20436F72702E1023001C52616C696E6B20576972656C6573732041636365737320506F696E74102400065254323836301042000831323334353637381054000800060050F20400011011000952616C696E6B41505310080002210C103C0001011049000600372A000120
Quality=71/100 Signal level=-48 dBm
Extra:fm=0003
Cell 05 - Address: 84:A1:D1:2A:AB:50
ESSID:"Bbox-45813B75"
Protocol:IEEE 802.11bgn
Mode:Master
Frequency:2.437 GHz (Channel 6)
Encryption key:on
Bit Rates:144 Mb/s
Extra:wpa_ie=dd160050f20101000050f20401000050f20401000050f202
IE: WPA Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
Extra:
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD800050F204104A0001101044000102103B0001031047001050DB818BC9115D47357BE4DDD726F9D91021000842726F6164636F6D1023000842726F6164636F6D1024000631323334353610420004313233341054000800060050F20400011011000A42726F6164636F6D415010080002200C103C0001011049000600372A000120
Quality=81/100 Signal level=-82 dBm
Extra:fm=0003
Cell 06 - Address: D6:11:A3:AC:86:FB
ESSID:"AndroidAP"
Protocol:IEEE 802.11bgn
Mode:Master
Frequency:2.462 GHz (Channel 11)
Encryption key:on
Bit Rates:72 Mb/s
Extra:rsn_ie=30140100000fac040100000fac040100000fac020c00
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
Quality=79/100 Signal level=-76 dBm
Extra:fm=0003
Cell 07 - Address: 34:27:92:CF:28:D4
ESSID:"Freebox-6719A2"
Protocol:IEEE 802.11AC
Mode:Master
Frequency:5.18 GHz (Channel 36)
Encryption key:on
Bit Rates:1.3 Gb/s
Extra:rsn_ie=30140100000fac040100000fac040100000fac020c00
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD8D0050F204104A00011010440001021057000101103B000103104700103E6DFBE4AE9C400E8D880E915DECE2371021000A46726565626F782053411023000E46726565626F782053657276657210240001321042000C3134304337363637313941321054000800060050F20400011011000746726565626F78100800020000103C0001021049000600372A000120
Quality=40/100 Signal level=-80 dBm
Extra:fm=0003
>> uname -r -m
5.3.0-42-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
* SM-G920W89012 Infra 1 130 Mbit/s 89 ▂▄▆█ WPA2
Freebox-6719A2 Infra 6 270 Mbit/s 87 ▂▄▆█ WPA2
AndroidAP Infra 11 65 Mbit/s 40 ▂▄__ WPA2
Freebox-6719A2 Infra 36 405 Mbit/s 35 ▂▄__ WPA2
Bbox-45813B75 Infra 6 130 Mbit/s 30 ▂___ WPA1 WPA2
Livebox-7884 Infra 1 130 Mbit/s 24 ▂___ WPA1 WPA2
HP-Print-ED-Photosmart 5520 Infra 1 58 Mbit/s 22 ▂___ WPA2
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
SM-G920W89012 59c15bb1-55cf-457d-b2cd-d10d9d3a92d1 wifi wlo1
Bbox-45813B75 0316b6d7-c498-4367-9490-809c524db7e2 wifi --
Connexion filaire 1 b95872dd-34ab-3093-ad78-b342ad6fec01 ethernet --
Connexion filaire 2 b3b6fb76-55f0-3056-8e8f-a8ac7f61a0fb ethernet --
Freebox-6719A2 c62edafb-d092-4245-8e46-80e60ef9aa33 wifi --
eduspot d3f43fd5-66f3-4983-bcc6-8db474efa9c5 wifi --
>> nmcli connection status
>> sudo rfkill list
0: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no
1: asus-wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
2: asus-bluetooth: Bluetooth
Soft blocked: yes
Hard blocked: no
3: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
