我刚刚在电脑上安装了 Kali Linux，发现我的 WIFI 无法使用。我安装了 Windows 10，没有问题。以下是一些信息：
root@Kali:~# sudo lshw -c network
*-network UNCLAIMED
description: Network controller
product: RTL8821CE 802.11ac PCIe Wireless Network Adapter
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:01:00.0
version: 00
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress cap_list
configuration: latency=0
resources: ioport:3000(size=256) memory:e0800000-e080ffff
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: eth0
version: 10
serial: e8:6a:64:62:b9:85
size: 100Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp aui bnc mii fibre 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 duplex=full firmware=rtl8168g-3_0.0.1 04/23/13 ip=192.168.178.37 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
resources: irq:31 ioport:2000(size=256) memory:e0704000-e0704fff memory:e0700000-e0703fff
我在尝试解决问题时发现了一个脚本：
########## wireless info START ##########
Report from: 12 Aug 2019 19:59 CEST +0200
Booted last: 12 Aug 2019 00:00 CEST +0200
Script from: 22 Oct 2018 03:34 UTC +0000
##### release ###########################
Distributor ID: Kali
Description: Kali GNU/Linux Rolling
Release: 2019.3
Codename: kali-rolling
##### kernel ############################
Linux 4.19.0-kali5-amd64 #1 SMP Debian 4.19.37-6kali1 (2019-07-22) x86_64 unknown unknown GNU/Linux
Parameters: ro, quiet
##### desktop ###########################
GNOME
##### lspci #############################
01:00.0 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]
Kernel modules: wl
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:38a8]
Kernel driver in use: r8169
##### lsusb #############################
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 003: ID 0bda:c024 Realtek Semiconductor Corp. Bluetooth Radio
Bus 003 Device 002: ID 5986:210f Acer, Inc EasyCamera
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 046d:0a4d Logitech, Inc. G430 Surround Sound Gaming Headset
Bus 001 Device 002: ID 1ea7:1006 SHARKOON Technologies GmbH Gaming Mouse
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
'pccardctl' is not installed (package "pcmciautils").
##### rfkill ############################
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
##### secure boot #######################
'mokutil' is not installed (package "mokutil").
##### lsmod #############################
ath9k 135168 0
ath9k_common 20480 1 ath9k
ath9k_hw 483328 2 ath9k_common,ath9k
ath 36864 3 ath9k_common,ath9k,ath9k_hw
mac80211 815104 1 ath9k
wl 6463488 0
ideapad_laptop 40960 0
cfg80211 761856 5 wl,ath9k_common,ath9k,ath,mac80211
sparse_keymap 16384 1 ideapad_laptop
rfkill 28672 6 bluetooth,ideapad_laptop,cfg80211
wmi_bmof 16384 0
wmi 28672 2 wmi_bmof,ideapad_laptop
video 45056 1 ideapad_laptop
##### interfaces ########################
[/etc/network/interfaces]
source /etc/network/interfaces.d/*
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: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether <MAC 'eth0' [IF1]> brd <MAC address>
inet 192.168.178.37/24 brd 192.168.178.255 scope global dynamic noprefixroute eth0
valid_lft 861433sec preferred_lft 861433sec
inet6 2003:e8:573c:b400:2d48:1fc:5fec:9ad0/64 scope global temporary dynamic
valid_lft 6739sec preferred_lft 1275sec
inet6 2003:e8:573c:b400:<IP6 'eth0' [IF1]>/64 scope global dynamic mngtmpaddr noprefixroute
valid_lft 6739sec preferred_lft 1275sec
inet6 fe80::<IP6 'eth0' [IF1]>/64 scope link noprefixroute
valid_lft forever preferred_lft forever
##### iwconfig ##########################
eth0 no wireless extensions.
lo no wireless extensions.
##### route #############################
default via 192.168.178.1 dev eth0 proto dhcp metric 100
192.168.178.0/24 dev eth0 proto kernel scope link src 192.168.178.37 metric 100
##### resolv.conf #######################
[644 root '/etc/resolv.conf']
search fritz.box
nameserver fd00::9a9b:cbff:feaa:7b9
nameserver 192.168.178.1
##### network managers ##################
Installed:
NetworkManager
Running:
root 723 1 0 19:16 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon
##### NetworkManager info ###############
GENERAL.DEVICE: eth0
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: --
GENERAL.FIRMWARE-VERSION: --
GENERAL.HWADDR: <MAC 'eth0' [IF1]>
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:01.3/0000:02:00.0/net/eth0
GENERAL.IP-IFACE: eth0
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 1
GENERAL.CON-UUID: e8a013f2-3556-4a4f-9b53-c76d0b3c1ad7
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/1
GENERAL.METERED: no (guessed)
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: 100 Mb/s
CAPABILITIES.IS-SOFTWARE: no
CAPABILITIES.SRIOV: no
WIRED-PROPERTIES.CARRIER: on
IP4.ADDRESS[1]: 192.168.178.37/24
IP4.GATEWAY: 192.168.178.1
IP4.ROUTE[1]: dst = 0.0.0.0/0, nh = 192.168.178.1, mt = 100
IP4.ROUTE[2]: dst = 192.168.178.0/24, nh = 0.0.0.0, mt = 100
IP4.DNS[1]: 192.168.178.1
IP4.DOMAIN[1]: fritz.box
DHCP4.OPTION[1]: broadcast_address = 192.168.178.255
DHCP4.OPTION[2]: dad_wait_time = 0
DHCP4.OPTION[3]: dhcp_lease_time = 864000
DHCP4.OPTION[4]: dhcp_message_type = 5
DHCP4.OPTION[5]: dhcp_rebinding_time = 756000
DHCP4.OPTION[6]: dhcp_renewal_time = 432000
DHCP4.OPTION[7]: dhcp_server_identifier = 192.168.178.1
DHCP4.OPTION[8]: domain_name = fritz.box
DHCP4.OPTION[9]: domain_name_servers = 192.168.178.1
DHCP4.OPTION[10]: expiry = 1566494227
DHCP4.OPTION[11]: ip_address = 192.168.178.37
DHCP4.OPTION[12]: network_number = 192.168.178.0
DHCP4.OPTION[13]: next_server = 192.168.178.1
DHCP4.OPTION[14]: ntp_servers = 192.168.178.1
DHCP4.OPTION[15]: requested_broadcast_address = 1
DHCP4.OPTION[16]: requested_domain_name = 1
DHCP4.OPTION[17]: requested_domain_name_servers = 1
DHCP4.OPTION[18]: requested_domain_search = 1
DHCP4.OPTION[19]: requested_host_name = 1
DHCP4.OPTION[20]: requested_interface_mtu = 1
DHCP4.OPTION[21]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[22]: requested_netbios_name_servers = 1
DHCP4.OPTION[23]: requested_netbios_scope = 1
DHCP4.OPTION[24]: requested_ntp_servers = 1
DHCP4.OPTION[25]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[26]: requested_root_path = 1
DHCP4.OPTION[27]: requested_routers = 1
DHCP4.OPTION[28]: requested_static_routes = 1
DHCP4.OPTION[29]: requested_subnet_mask = 1
DHCP4.OPTION[30]: requested_time_offset = 1
DHCP4.OPTION[31]: requested_wpad = 1
DHCP4.OPTION[32]: routers = 192.168.178.1
DHCP4.OPTION[33]: subnet_mask = 255.255.255.0
IP6.ADDRESS[1]: 2003:e8:573c:b400:2d48:1fc:5fec:9ad0/64
IP6.ADDRESS[2]: 2003:e8:573c:b400:<IP6 'eth0' [IF1]>/64
IP6.ADDRESS[3]: fe80::<IP6 'eth0' [IF1]>/64
IP6.GATEWAY: fe80::9a9b:cbff:feaa:7b9
IP6.ROUTE[1]: dst = fe80::/64, nh = ::, mt = 100
IP6.ROUTE[2]: dst = 2003:e8:573c:b400::/56, nh = fe80::9a9b:cbff:feaa:7b9, mt = 100
IP6.ROUTE[3]: dst = 2003:e8:573c:b400::/64, nh = ::, mt = 100
IP6.ROUTE[4]: dst = ::/0, nh = fe80::9a9b:cbff:feaa:7b9, mt = 100
IP6.ROUTE[5]: dst = ff00::/8, nh = ::, mt = 256, table=255
IP6.DNS[1]: fd00::9a9b:cbff:feaa:7b9
DHCP6.OPTION[1]: dad_wait_time = 0
DHCP6.OPTION[2]: dhcp6_client_id = 0:4:dd:43:a9:68:a5:69:fa:6b:80:9a:c9:67:8d:19:6:5
DHCP6.OPTION[3]: dhcp6_name_servers = fd00::9a9b:cbff:feaa:7b9
DHCP6.OPTION[4]: dhcp6_server_id = 0:3:0:1:98:9b:cb:aa:7:b9
DHCP6.OPTION[5]: dhcp6_unknown_86 = 20:3:0:e8:57:3c:b4:0:9a:9b:cb:ff:fe:aa:7:b9
DHCP6.OPTION[6]: requested_dhcp6_client_id = 1
DHCP6.OPTION[7]: requested_dhcp6_domain_search = 1
DHCP6.OPTION[8]: requested_dhcp6_name_servers = 1
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/1
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: e8a013f2-3556-4a4f-9b53-c76d0b3c1ad7 | Wired connection 1
##### NetworkManager.state ##############
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
##### NetworkManager config #############
[[/etc/NetworkManager/NetworkManager.conf]]
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[device]
wifi.scan-rand-mac-address=no
[[/usr/lib/NetworkManager/conf.d/no-mac-addr-change.conf]]
[device-mac-addr-change-wifi]
match-device=driver:rtl8723bs,driver:rtl8189es,driver:r8188eu,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 ####################
##### iw reg get ########################
Region: Europe/Berlin (based on set time zone)
global
country 00: DFS-UNSET
(2402 - 2472 @ 40), (N/A, 20), (N/A)
(2457 - 2482 @ 20), (N/A, 20), (N/A), AUTO-BW, NO-IR
(2474 - 2494 @ 20), (N/A, 20), (N/A), NO-OFDM, NO-IR
(5170 - 5250 @ 80), (N/A, 20), (N/A), AUTO-BW, NO-IR
(5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS, AUTO-BW, NO-IR
(5490 - 5730 @ 160), (N/A, 20), (0 ms), DFS, NO-IR
(5735 - 5835 @ 80), (N/A, 20), (N/A), NO-IR
(57240 - 63720 @ 2160), (N/A, 0), (N/A)
##### iwlist channels ###################
eth0 no frequency information.
lo no frequency information.
##### iwlist scan #######################
eth0 Interface doesn't support scanning.
lo Interface doesn't support scanning.
##### module infos ######################
[ath9k]
filename: /lib/modules/4.19.0-kali5-amd64/kernel/drivers/net/wireless/ath/ath9k/ath9k.ko
license: Dual BSD/GPL
description: Support for Atheros 802.11n wireless LAN cards.
author: Atheros Communications
depends: mac80211,ath9k_hw,ath9k_common,cfg80211,ath
retpoline: Y
intree: Y
name: ath9k
vermagic: 4.19.0-kali5-amd64 SMP mod_unload modversions
parm: debug:Debugging mask (uint)
parm: nohwcrypt:Disable hardware encryption (int)
parm: blink:Enable LED blink on activity (int)
parm: led_active_high:Invert LED polarity (int)
parm: btcoex_enable:Enable wifi-BT coexistence (int)
parm: bt_ant_diversity:Enable WLAN/BT RX antenna diversity (int)
parm: ps_enable:Enable WLAN PowerSave (int)
parm: use_chanctx:Enable channel context for concurrency (int)
parm: use_msi:Use MSI instead of INTx if possible (int)
[ath9k_common]
filename: /lib/modules/4.19.0-kali5-amd64/kernel/drivers/net/wireless/ath/ath9k/ath9k_common.ko
license: Dual BSD/GPL
description: Shared library for Atheros wireless 802.11n LAN cards.
author: Atheros Communications
depends: cfg80211,ath9k_hw,ath
retpoline: Y
intree: Y
name: ath9k_common
vermagic: 4.19.0-kali5-amd64 SMP mod_unload modversions
[ath9k_hw]
filename: /lib/modules/4.19.0-kali5-amd64/kernel/drivers/net/wireless/ath/ath9k/ath9k_hw.ko
license: Dual BSD/GPL
description: Support for Atheros 802.11n wireless LAN cards.
author: Atheros Communications
depends: ath
retpoline: Y
intree: Y
name: ath9k_hw
vermagic: 4.19.0-kali5-amd64 SMP mod_unload modversions
[ath]
filename: /lib/modules/4.19.0-kali5-amd64/kernel/drivers/net/wireless/ath/ath.ko
license: Dual BSD/GPL
description: Shared library for Atheros wireless LAN cards.
author: Atheros Communications
depends: cfg80211
retpoline: Y
intree: Y
name: ath
vermagic: 4.19.0-kali5-amd64 SMP mod_unload modversions
[mac80211]
filename: /lib/modules/4.19.0-kali5-amd64/kernel/net/mac80211/mac80211.ko
license: GPL
description: IEEE 802.11 subsystem
depends: cfg80211
retpoline: Y
intree: Y
name: mac80211
vermagic: 4.19.0-kali5-amd64 SMP mod_unload modversions
parm: max_nullfunc_tries:Maximum nullfunc tx tries before disconnecting (reason 4). (int)
parm: max_probe_tries:Maximum probe tries before disconnecting (reason 4). (int)
parm: beacon_loss_count:Number of beacon intervals before we decide beacon was lost. (int)
parm: probe_wait_ms:Maximum time(ms) to wait for probe response before disconnecting (reason 4). (int)
parm: ieee80211_default_rc_algo:Default rate control algorithm for mac80211 to use (charp)
[wl]
filename: /lib/modules/4.19.0-kali5-amd64/updates/dkms/wl.ko
license: MIXED/Proprietary
license: MIXED/Proprietary
depends: cfg80211
retpoline: Y
name: wl
vermagic: 4.19.0-kali5-amd64 SMP mod_unload modversions
parm: passivemode:int
parm: wl_txq_thresh:int
parm: oneonly:int
parm: piomode:int
parm: instance_base:int
parm: nompc:int
parm: intf_name:string
[cfg80211]
filename: /lib/modules/4.19.0-kali5-amd64/kernel/net/wireless/cfg80211.ko
description: wireless configuration support
license: GPL
author: Johannes Berg
depends: rfkill
retpoline: Y
intree: Y
name: cfg80211
vermagic: 4.19.0-kali5-amd64 SMP mod_unload modversions
parm: bss_entries_limit:limit to number of scan BSS entries (per wiphy, default 1000) (int)
parm: ieee80211_regdom:IEEE 802.11 regulatory domain code (charp)
parm: cfg80211_disable_40mhz_24ghz:Disable 40MHz support in the 2.4GHz band (bool)
##### module parameters #################
[ath9k]
blink: 0
bt_ant_diversity: 0
btcoex_enable: 0
led_active_high: -1
nohwcrypt: 1
ps_enable: 0
use_chanctx: 0
use_msi: 0
[mac80211]
beacon_loss_count: 7
ieee80211_default_rc_algo: minstrel_ht
max_nullfunc_tries: 2
max_probe_tries: 5
probe_wait_ms: 500
[cfg80211]
bss_entries_limit: 1000
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00
##### /etc/modules ######################
ath9k
##### modprobe options ##################
[/etc/modprobe.d/amd64-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/ath9k.conf]
options ath9k nohwcrypt=1
[/etc/modprobe.d/ath9k_htc.conf]
options ath9k_htc use_dev_fw=1
[/etc/modprobe.d/blacklist-libnfc.conf]
blacklist nfc
blacklist pn533
[/etc/modprobe.d/broadcom-sta-dkms.conf]
blacklist b43
blacklist b43legacy
blacklist b44
blacklist bcma
blacklist brcm80211
blacklist brcmsmac
blacklist ssb
[/etc/modprobe.d/intel-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/libhackrf0.conf]
blacklist hackrf
##### rc.local ##########################
grep: /etc/rc.local: No such file or directory
##### pm-utils ##########################
##### udev rules ########################
##### dmesg #############################
[ 17.952546] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_gpu_info.bin
[ 17.999166] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_asd.bin
[ 18.054085] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_pfp.bin
[ 18.055173] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_me.bin
[ 18.055515] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_ce.bin
[ 18.065112] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_rlc.bin
[ 18.094674] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_mec.bin
[ 18.124183] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_mec2.bin
[ 18.329159] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_sdma.bin
[ 18.331269] amdgpu 0000:03:00.0: firmware: direct-loading firmware amdgpu/raven_vcn.bin
[ 18.331275] [drm] Found VCN firmware Version ENC: 1.9 DEC: 1 VEP: 0 Revision: 28
[ 28.453542] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 28.573324] r8169 0000:02:00.0: firmware: direct-loading firmware rtl_nic/rtl8168g-3.fw
[ 28.676982] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 28.677080] r8169 0000:02:00.0 eth0: Link is Down
[ 30.264938] r8169 0000:02:00.0 eth0: Link is Up - 100Mbps/Full - flow control off
[ 30.264950] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
########## wireless info END ############
脚本来源：由 ardvark71 制作 https://www.linuxquestions.org/questions/elementary-os-112/wifi-device-marked-unclaimed-in-dell-inspiron-3521-a-4175603973/
我真心希望你能帮助我。
LG 路卡