RTL8812AU - device not ready

skcay

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Hey there :)

I bought a new wifi adapter (TP-Link Archer T4U v.3 | RTL8812AU) which I try to get working..


My internal wifi card works, so don't care about that one :)

I think I installed all the drivers using that manual.

But if I click in the top-right corner on wifi it always says "device not ready"...

May you help me, please? :)

Here are some information.

I use Kali Linux 2020.3


ifconfig result:

Bash:
root@kali:/home/skcay# ifconfig
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 (Local Loopback)
RX packets 92 bytes 6952 (6.7 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 92 bytes 6952 (6.7 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

wlan1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.179.27 netmask 255.255.255.0 broadcast 192.168.179.255
inet6 fe80::c0c:7471:3a43:eef0 prefixlen 64 scopeid 0x20<link>
inet6 2001:16b8:b3:7a01:79f7:6368:3816:8686 prefixlen 64 scopeid 0x0<global>
ether f8:28:19:e8:f6:49 txqueuelen 1000 (Ethernet)
RX packets 122729 bytes 147659931 (140.8 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 59996 bytes 8438389 (8.0 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0


iwconfig result (wlan0)

Bash:
root@kali:/home/skcay# iwconfig
lo no wireless extensions.

wlan1 IEEE 802.11 ESSID:"Martin Router King Gast"
Mode:Managed Frequency:2.462 GHz Access Point: 46:4E:6D:56:1D:3E
Bit Rate=1 Mb/s Tx-Power=20 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:on
Link Quality=33/70 Signal level=-77 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:1 Invalid misc:11 Missed beacon:0

wlan0 unassociated ESSID:"" Nickname:"<WIFI@REALTEK>"
Mode:Managed Frequency=2.412 GHz Access Point: Not-Associated
Sensitivity:0/0
Retry:off RTS thr:off Fragment thr:off
Encryption key:off
Power Management:off
Link Quality=0/100 Signal level=0 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

lshc -C network result

Bash:
root@kali:/home/skcay# lshw -c network
*-network
description: Wireless interface
product: QCA6174 802.11ac Wireless Network Adapter
vendor: Qualcomm Atheros
physical id: 0
bus info: pci@0000:6b:00.0
logical name: wlan1
version: 32
serial: f8:28:19:e8:f6:49
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=ath10k_pci driverversion=5.7.0-kali1-amd64 firmware=WLAN.RM.4.4.1-00140-QCARMSWPZ-1 ip=192.168.179.27 latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: irq:143 memory:6e200000-6e3fffff
*-network DISABLED
description: Wireless interface
physical id: 3
bus info: usb@1:7
logical name: wlan0
serial: f6:0f:4f:30:dc:90
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=rtl88XXau driverversion=5.7.0-kali1-amd64 multicast=yes wireless=unassociated



ip link set dev wlan 0 up result

Bash:
root@kali:/home/skcay# ip link set dev wlan0 up
RTNETLINK answers: Operation not permitted


I have no idea what to do, maybe you can help me!

Thank you!

*Sorry for spelling mistakes..

Skcay.
 


Are you trying to run Kali??? Depending on your set up and if you have the same Wi-Fi you will need to download and install the correct drivers,
 
You might try updating your OS. The newer versions of Kali have the RTL driver built in, at least for BrosTrend devices which also use RTL software. I use ifupdown to raise and lower network interfaces instead of doing it manually like you are trying to do. Make sure you have successfully lowered it first before trying to raise it again. Try ip address to get a list and see if it says UP or LOWER_UP anywhere. Also make sure you only have one default gateway or things won't work.

Signed,

Matthew Campbell
 

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