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6 votes

Cannot connect Pantum P2500W Laser printer to my network

The Pantum P2500W printer supports two forms of WiFi access... "Basic Structure Mode"(normal network access) and "WiFi Direct"(a.k.a. "Soft-AP")(it looks like a router to ...
DocSalvager's user avatar
  • 2,252
4 votes

Why is my WiFi is always hard-blocked on my HP Pavilion G6?

The red light at the F12 key indicates that the hardware/firmware-based RF-killswitch is disabling the WiFi transmitter. Try pressing the F12 key while the system is starting up, before it reaches the ...
telcoM's user avatar
  • 98k
3 votes
Accepted

What is the command to get the wifi name of a BSSID device in Kali Linux?

To get the Wi-Fi (SSID) to a specific BSSID, you can use the wash command. wash is a utility provided by the reaver package. Install the reaver package: apt-get install reaver Use the following ...
Z0OM's user avatar
  • 3,169
3 votes

How to connect WIFI AP (hostapd) without passphase in Linux?

The fact that you are seeing udhcpd responding to requests indicates the cellphone had already successfully connected to your AP's wireless network: making a DHCP request over WiFi is impossible ...
telcoM's user avatar
  • 98k
2 votes

How to change the regulatory domains on two Atheros wifi cards?

Long story short: you can't! A card will never allow you to pick a location that has more rights than it's currently programmed to grant; that's a requirement of these regulations. (And these ...
Marcus Müller's user avatar
2 votes

changing wifi password over SSH on wifi-only headless server

Additionally to that, Wifi configuration can be done easily via the raspi-config After connected via ssh: sudo raspi-config
Bakri Bitar's user avatar
2 votes

Prefer 5GHz to 2.4Ghz band for specific wifi network (SSID) without using BSSID or for all networks?

Although not for specific SSID, but (given the lack of answers here) you can steer iwd backend to prefer 5Ghz over 2.4Ghz in general. iwd is an alternative (to the default wpa_supplicant) WiFi backend....
Hi-Angel's user avatar
  • 5,132
2 votes
Accepted

Compiling NXP WiFi Driver on Ubuntu

In general, the first requirement for building kernel modules (drivers) is to have the build headers for the exact kernel version you are building the drivers for. Depending on distribution, these ...
telcoM's user avatar
  • 98k
2 votes
Accepted

How to confine Wi-Fi driver to use IEEE 802.11ac mode and lower?

Create a text file named e.g. /etc/modprobe.d/disable-11ax.conf (you can pick any name, as long as it has the .conf suffix and is placed in the correct directory) with the following contents: options ...
telcoM's user avatar
  • 98k
2 votes

Linux find WiFi Networks protocol (a/b/g/n) version of all available access points

Using wpa_supplicant's wpa_cli status you get the following output, which includes wifi_generation (that you're currently using?) and ieee80211ac (support?): Selected interface 'wlan0' bssid=77:77:11:...
hkBst's user avatar
  • 123
2 votes

Share internet over external wlan

Determine Your Approach While Ljm's answer is certainly doable with a little explainnation, this one will be the easiest to implement, and cost you time and whatever a decently supported USB Wifi ...
eyoung100's user avatar
  • 6,420
2 votes

Non-existent PCI device present in lspci

Admittedly I'm speculating a bit here, as I'm not really familiar with how devices work at that level. However, notice the initialization line kernel: pci 0000:00:14.3: [8086:a0f0] type 00 class ...
kos's user avatar
  • 3,162
2 votes

Non-existent PCI device present in lspci

The reality turned out to be rather hilarious. It seems that some kind of state persisted between reboots and even bios resets - and i am blaming hardware, though i don't have 100% confidence (it may ...
Etki's user avatar
  • 211
1 vote

Share internet over external wlan

A is not configurable, it is a purchased device and I cannot modify anything. Then this 100% depends on how A is set up. But everything points to this being impossible, because you would have to tell ...
Marcus Müller's user avatar
1 vote

Huawei Matebook D14, Wi-Fi visible, but not workable

I also faced the same error while installing Ubuntu 18.04 on my Huawei matebook D14. I think leaving the answer here can help others late: git clone git://git.kernel.org/pub/scm/linux/kernel/git/...
Khang Kiều Trọng's user avatar
1 vote

Debian 10: rfkill not found anywhere, still blocking my wifi

I'm going to put it here since I found the solution so I won't forget about it again. So first, use sudo ip link show to show your wifi name user@user:/$ sudo ip link show 1: lo: <LOOPBACK,UP,...
Eleven_86's user avatar
1 vote

Why I can't increase the transmit power of my Wifi interface?

You are doing it right; you just need to add dBm after the value. Below is the syntax to do so: sudo iwconfig <interface_name> txpower <value_with_dBm>dBm
Mayur Shah's user avatar
1 vote

What is iwlwifi's "lar_disable"?

LAR functionality for WIFI modules is not connected to Location-Aided Routing, but Location-Aware Regulatory. Let me disambiguate those two terms. Location-Aided Routing decides how to send you ...
Andrej Kružliak's user avatar
1 vote

How can I find active network interface from userland?

The accepted answer is wrong: link state UP doesn't necessarily mean the interface has a broadcast address and is active (usable for traffic). I use a command adapted from this answer: ip addr show | ...
kontextify's user avatar
1 vote

How to view the WPA2 PEAP certificate offered by an AP?

It is easy to do this with wpa-supplicant itself. No Wireshark is required. Disconnect Run sudo wpa_cli Connect Find the last of the giant lines that looks like <3>CTRL-EVENT-EAP-PEER-CERT ...
Daniel T's user avatar
  • 113
1 vote
Accepted

Where is the wpa_supplicant.conf option "update_config=1" documented?

The option appears to be documented in the example configuration file on the project's web site: # Whether to allow wpa_supplicant to update (overwrite) configuration # # This option can be used to ...
ErikF's user avatar
  • 4,087
1 vote
Accepted

How can I set up a password-less AP with nmcli?

To create an open AP, you need to set wifi-sec.key-mgmt to none: sudo nmcli connection add type wifi ifname $WIFI_INTERFACE con-name $AP autoconnect yes ssid $AP sudo nmcli connection modify $AP 802-...
GAD3R's user avatar
  • 67.1k
1 vote

How to force NetworkManager to automatially attempt to reconnect forever (linux wifi)?

I don't know how to configure Network Manager to be less lazy and keep trying, but I do know how to write a script that watches Network Manager and forces it to keep working. #!/bin/bash set -x ...
Michael Altfield's user avatar
1 vote

Trying to enable WIFI on RHEL 7

From the idVendor=0bda, idProduct=c811, this is apparently a Realtek RTL8811CU chip, whatever is the name it's being marketed as. You'll need to install a driver for it, here: https://github.com/...
telcoM's user avatar
  • 98k
1 vote

Windows, Linux and wireless

Here's the thing, when I'm done in Linux and boot to Windows, something happened and even when the network card is detected, it cannot detect any wireless networks. Perhaps the Linux driver for the ...
telcoM's user avatar
  • 98k
1 vote

Managing multiple low-quality wifi connections, dynamically switching to whichever has the best quality

I've written a bash script to help with this: https://github.com/waltinator/net-o-matic It watches the connection, and when the connection drops, does a user-specified thing to try to reconnect or do ...
waltinator's user avatar
  • 4,935
1 vote
Accepted

In what file is the WiFi connection chosen in the GUI persisted?

For systems using NetworkManager (which includes all of the above distributions, at least in common configurations), the location is typically /etc/NetworkManager/system-connections; e.g: $ ls /etc/...
larsks's user avatar
  • 35.3k
1 vote

Wi-fi network device has Ethernet link layer

Because you typically transport ethernet packets, typically containing IP packets, over Wi-Fi.
Marcus Müller's user avatar
1 vote
Accepted

Does getting WiFi working on Debian 12 really require an internet connection on the device in question?

Unfortunately the licensing situation around Broadcom firmware and drivers means that it’s rather difficult to get all the necessary pieces, even with the recent changes to firmware distribution in ...
Stephen Kitt's user avatar
1 vote

Wifi is not showing on PureOS?

You have elected to use PureOS, which has, by it's primary goal, absolutely no repository of closed-source proprietary firmware blobs. Since, to the best of my knowledge, no wifi cards with open ...
Marcus Müller's user avatar

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