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khalifa97
March 29th, 2019, 10:04 PM
Hello I have just installed ubuntu but it seems like it can't find my wireless adapter
Here is my wireless-info.txt



########## wireless info START ##########


Report from: 29 Mar 2019 17:02 EDT -0400


Booted last: 29 Mar 2019 00:00 EDT -0400


Script from: 22 Oct 2018 03:34 UTC +0000


##### release ###########################


Distributor ID: Ubuntu
Description: Ubuntu 18.04.2 LTS
Release: 18.04
Codename: bionic


##### kernel ############################


Linux 4.18.0-16-generic #17~18.04.1-Ubuntu SMP Tue Feb 12 13:35:51 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux


Parameters: ro, quiet, splash, vt.handoff=1


##### desktop ###########################


Ubuntu


##### lspci #############################


02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 10)
Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:3899]
Kernel driver in use: r8169


03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter [10ec:c821]
Subsystem: Lenovo RTL8821CE 802.11ac PCIe Wireless Network Adapter [17aa:c024]


04:00.0 Non-Volatile memory controller [0108]: Toshiba America Info Systems Device [1179:0113] (rev 01)


##### lsusb #############################


Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 5986:210e Acer, Inc
Bus 001 Device 004: ID 0bda:c024 Realtek Semiconductor Corp.
Bus 001 Device 003: ID 06cb:0081 Synaptics, Inc.
Bus 001 Device 008: ID 04e8:6863 Samsung Electronics Co., Ltd GT-I9500 [Galaxy S4] / GT-I9250 [Galaxy Nexus] (network tethering)
Bus 001 Device 002: ID 0000:3825
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub


##### PCMCIA card info ##################


##### rfkill ############################


0: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no


##### secure boot #######################


SecureBoot disabled


##### lsmod #############################


intel_wmi_thunderbolt 16384 0
wmi_bmof 16384 0
wmi 24576 2 intel_wmi_thunderbolt,wmi_bmof


##### interfaces ########################


[/etc/network/interfaces]
auto lo
iface lo inet loopback


##### ifconfig ##########################


1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback <MAC address> brd <MAC address>
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: enp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
link/ether <MAC 'enp2s0' [IF1]> brd <MAC address>
3: enp0s20f0u3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UNKNOWN group default qlen 1000
link/ether <MAC 'enp0s20f0u3' [IF2]> brd <MAC address>
inet 192.168.42.141/24 brd 192.168.42.255 scope global dynamic noprefixroute enp0s20f0u3
valid_lft 3095sec preferred_lft 3095sec
inet6 fe80::f1b9:aef:fbbe:b268/64 scope link noprefixroute
valid_lft forever preferred_lft forever


##### iwconfig ##########################


lo no wireless extensions.


enp0s20f0u3 no wireless extensions.


enp2s0 no wireless extensions.


##### route #############################


default via 192.168.42.129 dev enp0s20f0u3 proto dhcp metric 100
169.254.0.0/16 dev enp0s20f0u3 scope link metric 1000
192.168.42.0/24 dev enp0s20f0u3 proto kernel scope link src 192.168.42.141 metric 100


##### resolv.conf #######################


[777 root '/etc/resolv.conf' -> '../run/systemd/resolve/stub-resolv.conf']


nameserver 127.0.0.53
options edns0


##### network managers ##################


Installed:


NetworkManager


Running:


root 926 1 0 16:52 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon


##### NetworkManager info ###############


GENERAL.DEVICE: enp0s20f0u3
GENERAL.TYPE: ethernet
GENERAL.NM-TYPE: NMDeviceEthernet
GENERAL.VENDOR: SAMSUNG
GENERAL.PRODUCT: SAMSUNG_Android
GENERAL.DRIVER: rndis_host
GENERAL.DRIVER-VERSION: 22-Aug-2005
GENERAL.FIRMWARE-VERSION: RNDIS device
GENERAL.HWADDR: <MAC 'enp0s20f0u3' [IF2]>
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.0/net/enp0s20f0u3
GENERAL.IP-IFACE: enp0s20f0u3
GENERAL.IS-SOFTWARE: no
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.NM-PLUGIN-MISSING: no
GENERAL.PHYS-PORT-ID: --
GENERAL.CONNECTION: Wired connection 2
GENERAL.CON-UUID: d3d4c441-d870-3bc8-9b5d-3d15848a1b3d
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/1
GENERAL.METERED: yes (guessed)
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: unknown
CAPABILITIES.IS-SOFTWARE: no
CAPABILITIES.SRIOV: no
WIRED-PROPERTIES.CARRIER: on
IP4.ADDRESS[1]: 192.168.42.141/24
IP4.GATEWAY: 192.168.42.129
IP4.ROUTE[1]: dst = 0.0.0.0/0, nh = 192.168.42.129, mt = 100
IP4.ROUTE[2]: dst = 192.168.42.0/24, nh = 0.0.0.0, mt = 100
IP4.ROUTE[3]: dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.DNS[1]: 192.168.42.129
DHCP4.OPTION[1]: requested_subnet_mask = 1
DHCP4.OPTION[2]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[3]: subnet_mask = 255.255.255.0
DHCP4.OPTION[4]: domain_name_servers = 192.168.42.129
DHCP4.OPTION[5]: ip_address = 192.168.42.141
DHCP4.OPTION[6]: requested_static_routes = 1
DHCP4.OPTION[7]: dhcp_server_identifier = 192.168.42.129
DHCP4.OPTION[8]: requested_time_offset = 1
DHCP4.OPTION[9]: broadcast_address = 192.168.42.255
DHCP4.OPTION[10]: requested_interface_mtu = 1
DHCP4.OPTION[11]: dhcp_rebinding_time = 3150
DHCP4.OPTION[12]: requested_domain_name_servers = 1
DHCP4.OPTION[13]: dhcp_message_type = 5
DHCP4.OPTION[14]: requested_broadcast_address = 1
DHCP4.OPTION[15]: dhcp_renewal_time = 1800
DHCP4.OPTION[16]: routers = 192.168.42.129
DHCP4.OPTION[17]: requested_domain_name = 1
DHCP4.OPTION[18]: requested_routers = 1
DHCP4.OPTION[19]: expiry = 1553896447
DHCP4.OPTION[20]: host_name = ahmed-Lenovo-ideapad-520-15IKB
DHCP4.OPTION[21]: requested_wpad = 1
DHCP4.OPTION[22]: requested_netbios_scope = 1
DHCP4.OPTION[23]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[24]: requested_netbios_name_servers = 1
DHCP4.OPTION[25]: network_number = 192.168.42.0
DHCP4.OPTION[26]: requested_domain_search = 1
DHCP4.OPTION[27]: requested_ntp_servers = 1
DHCP4.OPTION[28]: next_server = 192.168.42.129
DHCP4.OPTION[29]: vendor_encapsulated_options = ANDROID_METERED
DHCP4.OPTION[30]: requested_host_name = 1
DHCP4.OPTION[31]: dhcp_lease_time = 3600
IP6.ADDRESS[1]: fe80::f1b9:aef:fbbe:b268/64
IP6.GATEWAY: --
IP6.ROUTE[1]: dst = ff00::/8, nh = ::, mt = 256, table=255
IP6.ROUTE[2]: dst = fe80::/64, nh = ::, mt = 256
IP6.ROUTE[3]: dst = fe80::/64, nh = ::, mt = 100
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{2}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: d3d4c441-d870-3bc8-9b5d-3d15848a1b3d | Wired connection 2


GENERAL.DEVICE: enp2s0
GENERAL.TYPE: ethernet
GENERAL.NM-TYPE: NMDeviceEthernet
GENERAL.VENDOR: Realtek Semiconductor Co., Ltd.
GENERAL.PRODUCT: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
GENERAL.DRIVER: r8169
GENERAL.DRIVER-VERSION: 2.3LK-NAPI
GENERAL.FIRMWARE-VERSION: --
GENERAL.HWADDR: <MAC 'enp2s0' [IF1]>
GENERAL.MTU: 1500
GENERAL.STATE: 20 (unavailable)
GENERAL.REASON: 2 (Device is now managed)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:1c.4/0000:02:00.0/net/enp2s0
GENERAL.IP-IFACE: --
GENERAL.IS-SOFTWARE: no
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.NM-PLUGIN-MISSING: no
GENERAL.PHYS-PORT-ID: --
GENERAL.CONNECTION: --
GENERAL.CON-UUID: --
GENERAL.CON-PATH: --
GENERAL.METERED: unknown
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: unknown
CAPABILITIES.IS-SOFTWARE: no
CAPABILITIES.SRIOV: no
WIRED-PROPERTIES.CARRIER: off
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: --


##### NetworkManager.state ##############


[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true


##### NetworkManager config #############


[[/etc/NetworkManager/conf.d/default-wifi-powersave-on.conf]]
[connection]
wifi.powersave = 3


[[/etc/NetworkManager/NetworkManager.conf]]
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[device]
wifi.scan-rand-mac-address=no


[[/usr/lib/NetworkManager/conf.d/10-dns-resolved.conf]]
[main]
dns=systemd-resolved


[[/usr/lib/NetworkManager/conf.d/10-globally-managed-devices.conf]]
[keyfile]
unmanaged-devices=*,except:type:wifi,except:type:wwan


[[/usr/lib/NetworkManager/conf.d/20-connectivity-ubuntu.conf]]
[connectivity]
uri=http://connectivity-check.ubuntu.com/


[[/usr/lib/NetworkManager/conf.d/no-mac-addr-change.conf]]
[device-mac-addr-change-wifi]
match-device=driver:rtl8723bs,driver:rtl8189es,driver:r8 188eu,driver:8188eu,driver:eagle_sdio,driver:wl
wifi.scan-rand-mac-address=no
wifi.cloned-mac-address=preserve
ethernet.cloned-mac-address=preserve


##### NetworkManager profiles ###########


##### Netplan config ####################


[/etc/netplan/01-network-manager-all.yaml]
network:
version: 2
renderer: NetworkManager


##### iw reg get ########################


Region: America/New_York (based on set time zone)


global
country 00: DFS-UNSET
(2402 - 2472 @ 40), (6, 20), (N/A)
(2457 - 2482 @ 20), (6, 20), (N/A), AUTO-BW, PASSIVE-SCAN
(2474 - 2494 @ 20), (6, 20), (N/A), NO-OFDM, PASSIVE-SCAN
(5170 - 5250 @ 80), (6, 20), (N/A), AUTO-BW, PASSIVE-SCAN
(5250 - 5330 @ 80), (6, 20), (0 ms), DFS, AUTO-BW, PASSIVE-SCAN
(5490 - 5730 @ 160), (6, 20), (0 ms), DFS, PASSIVE-SCAN
(5735 - 5835 @ 80), (6, 20), (N/A), PASSIVE-SCAN
(57240 - 63720 @ 2160), (N/A, 0), (N/A)


##### iwlist channels ###################


lo no frequency information.


enp0s20f0u3 no frequency information.


enp2s0 no frequency information.


##### iwlist scan #######################


lo Interface doesn't support scanning.


enp0s20f0u3 Interface doesn't support scanning.


enp2s0 Interface doesn't support scanning.


##### module infos ######################


##### module parameters #################


##### /etc/modules ######################


##### modprobe options ##################


[/etc/modprobe.d/amd64-microcode-blacklist.conf]
blacklist microcode


[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci


[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist i2c_i801
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac


[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off


[/etc/modprobe.d/ideapad.conf]
blacklist ideapad-laptop


[/etc/modprobe.d/intel-microcode-blacklist.conf]
blacklist microcode


[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211


##### rc.local ##########################


grep: /etc/rc.local: No such file or directory


##### pm-utils ##########################


##### udev rules ########################


##### dmesg #############################


[ 26.296444] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)
[ 35.939897] IPv6: ADDRCONF(NETDEV_UP): enp2s0: link is not ready
[ 36.209940] r8169 0000:02:00.0 enp2s0: link down
[ 36.210006] IPv6: ADDRCONF(NETDEV_UP): enp2s0: link is not ready
[ 97.768826] rndis_host 1-3:1.0 enp0s20f0u3: renamed from usb0
[ 97.816724] IPv6: ADDRCONF(NETDEV_UP): enp0s20f0u3: link is not ready


########## wireless info END ############

coffeecat
March 29th, 2019, 11:13 PM
Duplicate. Closed.